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Jump to navigationJump to search- 02:40, 4 June 2020 diff hist +259 N Cluster Created page with "A '''cluster''' is a group of candidates which are all connected with strong links. As a result, there can only be 2 ways to solve this cluster. Parity is assigned..." current
- 02:40, 4 June 2020 diff hist +23 N Advanced Coloring Redirected page to 3D Medusa current Tag: New redirect
- 02:37, 4 June 2020 diff hist 0 N File:InnieOutieDifference.png current
- 02:37, 4 June 2020 diff hist +1,814 N Innie-outie difference Created page with "This is a medium-level solving technique specific to Killer Sudoku. It usually only comes into play with more difficult puzzles. When a set of cages lies nearly &..." current
- 02:30, 4 June 2020 diff hist +1,892 N 45 rule Created page with "The '''45 rule''' is a basic solving-technique in Killer Sudoku. Each house (row, column, nonet) must add to 45 (the sum of the digits 1 through 9). If a..." current
- 01:26, 4 June 2020 diff hist +237 N Category:Solving Techniques Created page with "The list of '''Solving Techniques''' is still expanding, as new and exotic techniques are discovered. For the average Sudoku, the following list will certainly contain the..." current
- 01:25, 4 June 2020 diff hist -4 Contradiction current
- 01:23, 4 June 2020 diff hist +1,057 N Contradiction Created page with "The state of the grid in which the puzzle no longer complies with the rule. Aliases include '''conflict''' and '''error'''. A '''contradiction''' is an essential par..."
- 01:22, 4 June 2020 diff hist 0 N File:Forcing net.png current
- 01:21, 4 June 2020 diff hist +2,140 N Forcing Net Created page with "A '''Forcing Net''' shows a contradiction or a verity which is caused by testing a candidate. Also known as '''Generalized Forcing Chain'''. The term '''Contradict..." current
- 01:20, 4 June 2020 diff hist +3,612 N Forcing Chain Created page with "'''Forcing Chain''' is the generic term for all types of chains and loops which propagate implications from one cell or candidate to another. People who a..." current
- 01:19, 4 June 2020 diff hist +651 N Double Implication Chain Created page with "A '''Double Implication Chain''' or '''DIC''' is a Forcing Chain with implications in both directions. When it starts and ends with the same cell, it is also a Nice Loop...." current
- 01:18, 4 June 2020 diff hist 0 N File:SubsetExclusion.png current
- 01:17, 4 June 2020 diff hist +1,290 N Subset Exclusion Created page with "<blockquote>''The name '''Subset Exclusion''' is not commonly used in the Sudoku community. This article is created as a bridge between '''Aligned Pair Exclusion''' and ''..." current
- 01:16, 4 June 2020 diff hist 0 N File:AlignedTripleExclusion.png current
- 01:15, 4 June 2020 diff hist +930 N Aligned Triple Exclusion Created page with "'''Aligned Triple Exclusion''' is a solving technique in which the solver checks combinations of digits in a triple of cells located in an intersection. It is..." current
- 01:14, 4 June 2020 diff hist 0 N File:APE2.png current
- 01:14, 4 June 2020 diff hist 0 N File:APE.png current
- 01:13, 4 June 2020 diff hist +3,644 N Aligned Pair Exclusion Created page with "'''Aligned Pair Exclusion''' or '''APE''' is a solving technique in which the solver checks combinations of digits in a pair of cells located in an [[intersection]..." current
- 01:13, 4 June 2020 diff hist +9 Technique Changed redirect target from Pagename to Solving Technique current Tag: Redirect target changed
- 01:12, 4 June 2020 diff hist +22 N Technique Redirected page to Pagename Tag: New redirect
- 01:11, 4 June 2020 diff hist 0 N File:DeathBlossom.png current
- 01:11, 4 June 2020 diff hist +2,838 N Death Blossom Created page with "The '''Death Blossom''' technique involves a ''stem'' cell of N candidates that sees N ''petals'', each an Almost Locked Set. It is developed by extending the..." current
- 01:09, 4 June 2020 diff hist 0 N File:ALSXYWingExample.png current
- 01:09, 4 June 2020 diff hist +3,291 N ALS-XY-Wing Created page with "The '''ALS-XY-Wing''' rule is a solving technique that uses three Almost Locked Sets. Make sure you understand the concept of Almost Locked Sets (ALSs) before you..." current
- 01:08, 4 June 2020 diff hist +264 N Restricted common Created page with "A digit is '''restricted common''' to 2 Almost Locked Sets when it cannot be present in both sets at the same time. As a result, one of the sets must be locked for th..." current
- 01:07, 4 June 2020 diff hist 0 N File:ALS-XZ.png current
- 01:07, 4 June 2020 diff hist +2,931 N ALS-XZ Created page with "The '''ALS-XZ''' rule is a solving technique that uses two Almost Locked Sets. It is the easiest of the ALS techniques, but still a technique that is rarely used by th..." current
- 01:05, 4 June 2020 diff hist +1,035 N Almost Locked Set Created page with "An '''Almost Locked Set''' is a group of '''N''' cells in a single house with candidates for '''N+1''' digits. In other words, it is one cell short from being..." current
- 01:04, 4 June 2020 diff hist +2,716 N Inference Created page with "In Sudoku, '''inference''' is the interaction between linked candidates, in particular when they are used in chains or loops. There is some discussion about t..." current
- 01:04, 4 June 2020 diff hist +18 N Vertices Redirected page to Node current Tag: New redirect
- 01:03, 4 June 2020 diff hist -3 Alternating Inference Chain
- 01:02, 4 June 2020 diff hist +5 Alternating Inference Chain
- 01:01, 4 June 2020 diff hist +6 Alternating Inference Chain
- 01:01, 4 June 2020 diff hist 0 Alternating Inference Chain
- 01:00, 4 June 2020 diff hist 0 N File:Alternatinginference.png current
- 01:00, 4 June 2020 diff hist -74 Alternating Inference Chain
- 00:50, 4 June 2020 diff hist +1,389 N Alternating Inference Chain Created page with "An '''Alternating Inference Chain''', better known by its acronym '''AIC''', is a chain of candidates with alternating strong and weak inference. The vertices..."
- 00:49, 4 June 2020 diff hist +414 N B/B Plot Created page with "A '''Bivalue/Bilocal Plot''' is a diagram that shows the strong links between candidates in a Sudoku grid. Such a diagram is a useful tool to identify c..." current
- 00:48, 4 June 2020 diff hist 0 N File:ContinuousNiceLoop1.gif current
- 00:48, 4 June 2020 diff hist 0 N File:DiscontinuousNiceLoop4.gif current
- 00:48, 4 June 2020 diff hist 0 N File:DiscontinuousNiceLoopMixedLinks.gif current
- 00:47, 4 June 2020 diff hist 0 N File:DiscontinuousNiceLoopWeakLinks.gif current
- 00:46, 4 June 2020 diff hist +5,340 N Nice Loop Created page with "A '''Nice Loop''' is a loop that follows a set of rules and notation guidelines. Several types of chains and loops can also be represented as Nice Loops. The basis fo..." current
- 00:45, 4 June 2020 diff hist +253 N Node Created page with "A '''node''' is an item in a chain or loop. It can be a cell, a candidate or a complex structure like an Almost Locked Set. The term '''vertex''' is somet..." current
- 00:45, 4 June 2020 diff hist 0 N File:Discontinuous.png current
- 00:44, 4 June 2020 diff hist +746 N Discontinuous Created page with "A loop is '''discontinuous''' when a single node does not comply with the rules defined for that loop. The following image illustrates the concept: Image:discontin..." current
- 00:43, 4 June 2020 diff hist 0 N File:Continuous.png current
- 00:43, 4 June 2020 diff hist +513 N Continuous Created page with "A loop is '''continuous''' when it fully complies with the rules defined for that loop. The following image illustrates the concept: Image:continuous.png This loop..." current
- 00:42, 4 June 2020 diff hist +620 N Weak link Created page with "A '''weak link''' exists between any 2 candidates that cannot be true (i.e. part of the solution) at the same time. These 2 candidates can either represent 2 different..." current
- 00:41, 4 June 2020 diff hist +1,915 N Fishy Cycle Created page with "A '''Fishy Cycle''' is a continuous loop of candidates for a single digit. It has alternating strong links and weak links. The Fishy Cycle was first i..." current
- 19:25, 3 June 2020 diff hist 0 N File:Swordfish-cr.png current
- 19:25, 3 June 2020 diff hist 0 N File:Swordfish-rcx.png current
- 19:24, 3 June 2020 diff hist 0 N File:Swordfish-rc2.png current
- 19:24, 3 June 2020 diff hist 0 N File:Swordfish-rc.png current
- 19:23, 3 June 2020 diff hist +3,142 N Swordfish Created page with "A '''Swordfish''' is a basic fish pattern with 3 rows and 3 columns. It is a single-digit solving technique. == Swordfish in the Rows == : When all can..." current
- 19:21, 3 June 2020 diff hist 0 N File:Swordfish-crx.png current
- 19:20, 3 June 2020 diff hist +5,828 N Fish and Subsets Created page with "Fish and Subsets are complementary to each other. One can transform a problem of finding a fish into a problem of finding a subset, and vice versa. == Trawling for Fi..." current
- 19:19, 3 June 2020 diff hist +1,194 N Subset Created page with "Complex problems can often be solved by finding ways to split them into several smaller problems. In a Sudoku, each house is a problem that has 362880 possible solutions (..." current
- 19:18, 3 June 2020 diff hist +1,227 N Hidden Subset Created page with "A '''Hidden Subset''' is formed when '''N''' digits have only candidates in '''N''' cells in a house. A Hidden Subset is always complemented by a Naked Subs..." current
- 19:18, 3 June 2020 diff hist +1,414 N Naked Subset Created page with "A '''Naked Subset''' is formed by '''N''' cells in a house with candidates for exactly '''N''' digits. '''N''' is the size of the subset, which must lie betwe..." current
- 19:17, 3 June 2020 diff hist 0 N File:NakedPairs.png current
- 19:16, 3 June 2020 diff hist +850 N Naked Pair Created page with "A '''Naked Pair''' is a Naked Subset of size 2. It is formed by 2 cells that have candidates for only 2 digits and are collocated in the same house. == H..." current
- 19:15, 3 June 2020 diff hist +459 N Locked Pair Created page with "A '''Locked Pair''' is a Naked Pair where both cells are locked in a single intersection. Because the intersection is part of 2 houses, the Locked Pair can ca..." current
- 19:14, 3 June 2020 diff hist +26 N Sole Candidate Redirected page to Naked Single current Tag: New redirect
- 19:12, 3 June 2020 diff hist +26 N Forced Digit Redirected page to Naked Single current Tag: New redirect
- 19:11, 3 June 2020 diff hist +27 N Pinned Digit Redirected page to Hidden Single current Tag: New redirect
- 02:43, 1 June 2020 diff hist +2,619 N Gattai Created page with "'''Gattai''' is a Japanese word meaning ''merged'' or ''fused''. In the world of Sudoku, this term is used for '''overlapping Sudokus'''. A number indicates how many 9x9 S..."
- 02:42, 1 June 2020 diff hist +18 N Cells Redirected page to Cell current Tag: New redirect
- 02:41, 1 June 2020 diff hist +4 Greater Than current
- 02:41, 1 June 2020 diff hist +19 N Givens Redirected page to Given current Tag: New redirect
- 02:40, 1 June 2020 diff hist +622 N Greater Than Created page with "A '''Greater-Than''' Sudoku has no givens. Instead, there are greater-than (>) signs between some adjacent cells, which signify that the digit in one cell should be gr..."
- 02:35, 1 June 2020 diff hist +31 N Variation Redirected page to Sudoku Variations current Tag: New redirect
- 02:34, 1 June 2020 diff hist +359 N Non-Consecutive Created page with "A '''Non-Consecutive Sudoku''' is a variation of ordinary Sudoku such that no two adjacent cells have consecutive values. For example, if '''r2c2''' is 8, then none of..." current
- 02:33, 1 June 2020 diff hist +497 N Template:Stub Created page with "<div id="incomplete"> {|style="background:none;margin-top:12px;border:1px solid #e0e0e0;" |style="vertical-align:middle;"|30px |style="vertical-align:m..." current
- 02:30, 1 June 2020 diff hist 0 N File:Stub icon.gif current
- 02:27, 1 June 2020 diff hist +446 N Even-Odd Created page with "'''Even-Odd''', or '''Odd-Even''', is just like regular Sudoku but with shaded or colored squares which must contain either even or odd numbers according to the puzzle. T..." current
- 02:25, 1 June 2020 diff hist +31 N Variant Redirected page to Sudoku Variations current Tag: New redirect
- 02:25, 1 June 2020 diff hist +3 Center Dot current
- 02:24, 1 June 2020 diff hist -24 Center Dot
- 02:22, 1 June 2020 diff hist +342 N Center Dot Created page with "'''Center Dot''' a variant of Sudoku with an extra constraint. Specifically, the center cells of all the boxes is also a house. That is, in the example puz..."
- 02:20, 1 June 2020 diff hist +31 N Sudoku Variant Redirected page to Sudoku Variations current Tag: New redirect
- 02:19, 1 June 2020 diff hist 0 N File:Asterisk.png current
- 02:18, 1 June 2020 diff hist +829 N Asterisk Created page with "'''Asterisk Sudoku''' is a Sudoku Variant invented by ''Peter Sudoku'', who previously calls this variant '''Peter's Sudoku'''. It is an ordinary Sudoku with one extra..."
- 00:47, 1 June 2020 diff hist +156 N Category:Stubs Created page with "The listed articles are incomplete. Use your writing talent to complete them. See also Category:Incomplete Articles. Category:Incomplete Articles" current
- 00:46, 1 June 2020 diff hist +334 N Category:Incomplete Articles Created page with "It takes time to complete a Sudoku encyclopedia. The listed articles have been identified as incomplete. You can help '''Sudopedia''' by adding your distinct knowledge about t..." current
- 00:45, 1 June 2020 diff hist +176 Template:Incomplete current
- 00:43, 1 June 2020 diff hist -2 Template:Incomplete
- 00:43, 1 June 2020 diff hist +6 Template:Incomplete
- 00:42, 1 June 2020 diff hist +348 N Template:Incomplete Created page with "<table style="background:none;margin-top:12px;border:1px solid #e0e0e0;"> <tr> <td style="vertical-align:middle;">File:Inc_icon.gif ''This article is incomplete.'' You ca..."
- 00:40, 1 June 2020 diff hist 0 N File:Inc icon.gif current
- 00:39, 1 June 2020 diff hist +4,444 N Fish Created page with "The term '''fish''' is now accepted by most players as a name for all single-digit solving techniques which eliminate candidates by comparing sets of rows..." current
- 00:38, 1 June 2020 diff hist +741 N Skewed Fish Created page with "A '''Skewed Fish''' is a variant of the fish technique that can be applied to Sudoku-X. An ordinary fish-in-the-rows can have one or two of the rows replaced by di..." current
- 00:37, 1 June 2020 diff hist +633 N Diagonal Created page with "A group of 9 diagonally connected cells. In Sudoku-X and other variants, the diagonals must also contain digits 1 through 9. When the diagonals are used as an extra..." current
- 00:27, 1 June 2020 diff hist 0 N File:SudokuX.png current
- 00:27, 1 June 2020 diff hist +1,295 N Sudoku-X Created page with "'''Sudoku-X''' is one of the better known Sudoku Variations. It is similar to a standard Sudoku, but both diagonals must also contain digits 1 through 9. Because..." current
- 00:25, 1 June 2020 diff hist +155 N Category:Killer Sudoku Created page with "Sudopedia pages that describe the Killer variant of Sudoku. These pages are mostly Killer terminology and techniques." current
- 00:24, 1 June 2020 diff hist +1,161 N Nonet Created page with "A square region containing 9 cells in a 3x3 formation. Boxes are usually surrounded by a thick border. Together, the '''boxes''' form one of the 3 main divisions of t..." current
- 00:22, 1 June 2020 diff hist 0 N File:Skyscraper.png current
- 00:21, 1 June 2020 diff hist +1,385 N Skyscraper Created page with "A '''Skyscraper''' is a single-digit solving technique which uses a particular pattern of Turbot Fish. It has been introduced as a separate technique, because the..." current
- 00:21, 1 June 2020 diff hist +1,561 N Turbot Fish Created page with "A '''Turbot Fish''' is a single-digit solving technique that uses a loop of odd length. The minimum length is 5, forming a fish-shaped pattern that gave the techni..." current
- 00:20, 1 June 2020 diff hist +607 N Loop Created page with "A '''loop''' is a cyclic pattern of linked cells or candidates. Loops are usually represented by chains, where the first and the last cell are the same. Like..." current
- 00:20, 1 June 2020 diff hist +630 N Implication Created page with "An '''implication''' is the effect on a candidate caused by the (assumed) state of another candidate. Implications are used in chains and loops. They are the resu..." current
- 00:19, 1 June 2020 diff hist +2,302 N Chain Created page with "A '''chain''' is a series of linked cells or candidates. Because implications can only be transferred between candidates, it is not possible to omit the candi..." current
- 00:18, 1 June 2020 diff hist 0 N File:Wwing-example.png current
- 00:18, 1 June 2020 diff hist +2,708 N W-Wing Created page with "A '''W-Wing''' is formed by a chain of four cells: * '''A''': A cell with two candidates '''W''' and '''X'''. * '''B''': A cell with '''X''' as a candidate. * '''C''':..." current
- 21:45, 31 May 2020 diff hist +27 Ariadne's Thread current
- 21:41, 31 May 2020 diff hist -247 Template:Debate current
- 21:41, 31 May 2020 diff hist +370 Template:Debate
- 21:40, 31 May 2020 diff hist -11 Template:Debate
- 21:34, 31 May 2020 diff hist +11 Template:Debate
- 21:33, 31 May 2020 diff hist -4 Template:Debate
- 21:31, 31 May 2020 diff hist +27 Template:Debate
- 21:23, 31 May 2020 diff hist +557 N Ariadne's Thread Created page with "Wikipedia article: ''Ariadne's thread'' '''Ariadne's Thread''', named for the legend of Ariadne, is the name used for a method to..."
- 21:18, 31 May 2020 diff hist +15 Template:Debate
- 21:14, 31 May 2020 diff hist +9 Template:Debate
- 21:13, 31 May 2020 diff hist +569 N Controversies Created page with "Every field of expertise has its own controversies. Sudoku is no exception. The listed articles deal with such controversies. Bear this in mind when you are editing one of th..." current
- 21:12, 31 May 2020 diff hist -10 Template:Debate
- 21:10, 31 May 2020 diff hist 0 Template:Debate
- 21:08, 31 May 2020 diff hist +107 Template:Debate
- 21:06, 31 May 2020 diff hist +22 Template:Debate
- 20:57, 31 May 2020 diff hist -298 Template:Debate
- 20:56, 31 May 2020 diff hist +542 N Template:Debate Created page with "<td style="vertical-align:middle;"><a href="https://www.sudopedia.org/wiki/Image:Deb_icon.gif" class="image" title=""><img src="https://www.sudopedia.org/images/thumb/e/e9/Deb..."
- 20:53, 31 May 2020 diff hist 0 N File:Deb icon.gif current
- 20:43, 31 May 2020 diff hist +316 N Valid Created page with "A '''valid''' or '''proper''' Sudoku has a unique solution, otherwise it is an invalid Sudoku. Opinions differ about the use of this qualifier. Some players state..." current
- 20:41, 31 May 2020 diff hist 0 N File:BUG.png current
- 20:38, 31 May 2020 diff hist +4,012 N BUG Created page with "A '''Bivalue Universal Grave''' or '''BUG''' is a state of the grid in which every unsolved cell has 2 candidates, without the presence of Hidden Singles. Thi..." current
- 20:36, 31 May 2020 diff hist +4,070 Unique Rectangle →A mistake to be avoided current
- 20:35, 31 May 2020 diff hist +4,070 Unique Rectangle
- 20:27, 31 May 2020 diff hist 0 N File:UniqueRectangleDeadlyPattern.png current
- 20:26, 31 May 2020 diff hist +1,113 N Unique Rectangle Created page with "A '''Unique Rectangle''' is a Deadly Pattern formed by 4 cells that share 2 rows, 2 columns and 2 boxes. In Sudoku Variations with additional constra..."
- 20:24, 31 May 2020 diff hist +181 N See Created page with "When one cell can '''see''' another, they are peers. This term is often used in the description of solving techniques, where a cell can ''see'' all members of a group of..." current
- 20:23, 31 May 2020 diff hist 0 N File:Peergrid.png current
- 20:22, 31 May 2020 diff hist +546 N Peer Created page with "A '''peer''' or '''buddy''' is a cell that shares one or more houses with another cell. In standard Sudoku, each cell has 20 peers—3 houses (box / column /..." current
- 20:21, 31 May 2020 diff hist +524 N Link Created page with "A '''link''' is a connection between 2 cells or candidates. For 2 cells, the connection is caused by the fact the both cells are peers. They are located in the sa..." current
- 20:18, 31 May 2020 diff hist +1,097 N Conjugate pair Created page with "A '''conjugate pair''' is a pair of candidates with a strong link. They are the last 2 candidates for a single digit in a house they share. Different terms we..." current
- 20:17, 31 May 2020 diff hist +453 N Bilocal Created page with "A '''Bilocal Unit''' exists in a house where only 2 candidates are present for a particular digit. The pair of cells containing these candidates are called a..." current
- 20:14, 31 May 2020 diff hist +504 N Strong link Created page with "A '''strong link''' exists between 2 candidates when one of them must be true. Strong links can be present in bivalue cells, in bilocal units and in Almo..." current
- 20:10, 31 May 2020 diff hist +293 N Bivalue Created page with "A '''Bivalue Cell''' is a cell with only 2 candidates left. Because there are only two candidates, one of them must be true. This creates a strong link between th..." current
- 20:08, 31 May 2020 diff hist +427 N Rule Created page with "The one rule of Sudoku. Complete the grid in such a way that each row, column and box contain digits 1 through 9. This rule applies to standard Sudoku. Several Sudoku Varia..." current
- 20:06, 31 May 2020 diff hist +290 N Solution Created page with "The '''solution''' to the Sudoku puzzle, represented by a grid in which each cell contains a digit between '''1''' and '''9''', without violating the [[Rule]..." current
- 20:05, 31 May 2020 diff hist +8,756 N Deadly Pattern Created page with "A '''deadly pattern''' is a set of cells whose candidates form a pattern that causes the puzzle to have multiple solutions. Deadly patterns can never be encounter..." current
- 20:03, 31 May 2020 diff hist +4,096 N Template:Grid Created page with "<table border="2" cellpadding="0" cellspacing="0"> <tr> <td> <table border="1" cellpadding="2" cellspacing="0" style="border-top-color:#c0c0c0;border-left-color:#c0c0c0;backgr..." current
- 20:01, 31 May 2020 diff hist +560 N Unavoidable Set Created page with "An '''unavoidable set''' is a Deadly Pattern from the point of view of a puzzle maker, or somebody who likes to investigate solution grids. Take the following exa..." current
- 20:00, 31 May 2020 diff hist +1,693 N Footprint Created page with "== Definitions == The '''footprint''' of a pattern of solved cells is a list of 27 sets, where: * set 1 = values in row 1 of the pattern * set 2 = values in row 2 of the patt..." current
- 19:58, 31 May 2020 diff hist +8,756 N Deadly pattern Created page with "A '''deadly pattern''' is a set of cells whose candidates form a pattern that causes the puzzle to have multiple solutions. Deadly patterns can never be encounter..." current
- 19:53, 31 May 2020 diff hist +3,015 N Pointing Pair Created page with "A solving technique that uses the intersections between lines and boxes. Aliases include: '''Intersection Removal''', '''Line-Box Interaction'''. The terms ''..." current
- 19:50, 31 May 2020 diff hist +830 N K9 Created page with "'''k9''' is a system to identify cells using the row letters and column numbers as coordinates. The letters '''i''' and '''j''' are skipped to avoid confusion wit..." current
- 19:48, 31 May 2020 diff hist +113 N Template:Lowercase Created page with "The correct title of this article is rncn. The initial letter is shown capitalized due to technical restrictions." current
- 19:21, 31 May 2020 diff hist +999 N Rncn Created page with "{{lowercase|title=rncn}} '''rncn''' is a system to identify cells using the row and column numbers as coordinates. Here are all 81 cells in a grid with their '''..." current
- 19:19, 31 May 2020 diff hist +849 N Eliminating Created page with "Removing a candidate from the grid. An empty Sudoku grid starts with 729 candidates. Several of them are removed because a given is present i..." current
- 19:17, 31 May 2020 diff hist +350 N Digits Created page with "A digit between 1 and 9 to be placed into the cells of the Sudoku. Common aliases are '''number''' and '''value'''. A more abstract alias is '''symbol'''. In some s..." current
- 19:11, 31 May 2020 diff hist +115 N Category:Partitions Created page with "Several names have been introduced for parts of the grid, especially those used in multiple solving techniques." current
- 19:09, 31 May 2020 diff hist +1,161 N Region Created page with "A square region containing 9 cells in a 3x3 formation. Boxes are usually surrounded by a thick border. Together, the '''boxes''' form one of the 3 main divisions of t..." current
- 19:07, 31 May 2020 diff hist 0 N File:LOL1.png current
- 19:06, 31 May 2020 diff hist +3,167 N Law of Leftovers Created page with "The '''Law of Leftovers''' is a solving technique that operates on Sudoku Variations with irregular regions, such as Jigsaw Sudoku. The technique was devised..." current
- 19:05, 31 May 2020 diff hist +1,045 N Jigsaw Created page with "A '''Jigsaw''' Sudoku does not have 3x3 boxes, but regions with an irregular shape. A Jigsaw example: .-------.---------------.-----------. | . 8 | . . . . | ...." current
- 19:03, 31 May 2020 diff hist +514 N SumoCue Created page with "'''SumoCue''' is a Sudoku program for the Killer and Jigsaw variants. Despite the name, '''SumoCue''' does not deal with t..." current
- 19:02, 31 May 2020 diff hist +2,482 N Cage combinations Created page with "A Killer Sudoku contains cages and cage sums. Knowing the number of cells in a cage and its sum, we can determine the possible '''cage combinations''', i.e., the p..." current
- 18:59, 31 May 2020 diff hist +3,039 N Locked Candidates Created page with "A solving technique that uses the intersections between lines and boxes. Aliases include: '''Intersection Removal''', '''Line-Box Interaction'''. The terms ''..." current
- 18:56, 31 May 2020 diff hist +609 N Single-digit Created page with "A '''single-digit''' technique only examines the candidate pattern for a single digit. All singles, Locked Candidates and fish belong to this category. M..." current
- 18:51, 31 May 2020 diff hist +1,386 N Coloring Created page with "'''Coloring''' is a single-digit solving technique that uses colors to mark the parity of candidates. Although it is an advanced solving technique, many playe..." current
- 18:47, 31 May 2020 diff hist 0 N File:Medusa 5.png current
- 18:45, 31 May 2020 diff hist 0 N File:Medusa 4.png current
- 18:45, 31 May 2020 diff hist 0 N File:Medusa 3.png current
- 18:44, 31 May 2020 diff hist 0 N File:Medusa 2.png current
- 18:44, 31 May 2020 diff hist 0 N File:Medusa 1.png current
- 18:40, 31 May 2020 diff hist +5,330 N 3D Medusa Created page with "'''3D Medusa''' or '''Advanced Coloring''' is a coloring technique which considers multiple digits. When the technique is limited to a single cluster, you can als..." current
- 18:35, 31 May 2020 diff hist +569 N Category:Controversies Created page with "Every field of expertise has its own controversies. Sudoku is no exception. The listed articles deal with such controversies. Bear this in mind when you are editing one of th..." current
- 05:29, 31 May 2020 diff hist +340 N Boxrow Created page with "The intersection between a row and a box, containing 3 cells. There are 27 '''boxrows''' in the grid. == Related Terms == ; Aliases : minirow | bar ; Subtype of : intersec..." current
- 05:28, 31 May 2020 diff hist +351 N Boxcol Created page with "The intersection between a column and a box, containing 3 cells. There are 27 '''boxcols''' in the grid. == Related Terms == ; Aliases : minicolumn | stack ; Subtype of : ..." current
- 05:27, 31 May 2020 diff hist +608 N Intersection Created page with "A part of the grid where 2 houses share one or more cells. Mostly used for intersections between a box and a row or column. In standard Sudoku, there..." current
- 05:27, 31 May 2020 diff hist 0 N File:KillerLockedCandidates2.png current
- 05:27, 31 May 2020 diff hist 0 N File:KillerLockedCandidates1.png current
- 05:26, 31 May 2020 diff hist +3,039 N Line-Box Interaction Created page with "A solving technique that uses the intersections between lines and boxes. Aliases include: '''Intersection Removal''', '''Line-Box Interaction'''. The terms ''..." current
- 05:25, 31 May 2020 diff hist +222 N Line Created page with "A '''line''' is either a row or a column. This term is used when a solving technique is described which operates on either rows or columns. The Line-Box Interaction..." current
- 05:25, 31 May 2020 diff hist +1,348 N Cross-Hatching Created page with "'''Cross-Hatching''' is a simple method by which players can find Hidden Singles in a Sudoku puzzle. It is one of the few methods that does not depend on the presence..." current
- 05:24, 31 May 2020 diff hist +280 N Last Digit Created page with "When there is only one instance of a digit missing in the grid, it can only go into a single cell. This is the '''Last Digit'''. The Last Digit is a Hidden Sing..." current
- 05:23, 31 May 2020 diff hist +340 N Full House Created page with "A '''Full House''' is a row, column or box with a single unsolved cell. There is only one missing digit and one empty cell. The last candidate is both a [..." current
- 05:23, 31 May 2020 diff hist +10,190 N Techniques Created page with "These are the methods used to solve a Sudoku. There are many different solving techniques discovered in the last few years, mainly because there is a large community of puzzle..." current
- 05:21, 31 May 2020 diff hist 0 N File:HiddenUR02.png current
- 05:21, 31 May 2020 diff hist 0 N File:HiddenUR01.png current
- 05:20, 31 May 2020 diff hist 0 N File:Uniqueness6a.png current
- 05:20, 31 May 2020 diff hist 0 N File:UniquenessTest5Variant.png current
- 05:20, 31 May 2020 diff hist 0 N File:UniquenessTest5.png current
- 05:20, 31 May 2020 diff hist 0 N File:UniquenessTest4.png current
- 05:20, 31 May 2020 diff hist 0 N File:UniquenessTest3.png current
- 05:19, 31 May 2020 diff hist 0 N File:UniquenessTest2.png current
- 05:19, 31 May 2020 diff hist 0 N File:UniquenessTest1.png current
- 05:16, 31 May 2020 diff hist +14,070 N Uniqueness Test Created page with "The '''Uniqueness Tests''' are a set of techniques that avoid the various deadly patterns, assuming that the given Sudoku is valid. The pattern..." current
- 05:15, 31 May 2020 diff hist +479 N Chute Created page with "A '''chute''' is a subdivision of the grid that encapsulates 3 boxes in a line. A horizontal chute is known as a floor and a vertical chute is a tower. Chute..." current
- 05:15, 31 May 2020 diff hist +457 N Floor Created page with "right|A Floor A '''floor''' is a part of the grid that encapsulates 3 rows and 3 boxes. A total of 27 cells are encompassed by the floor, i..." current
- 05:14, 31 May 2020 diff hist 0 N File:FloorTower.png current
- 05:14, 31 May 2020 diff hist 0 N File:FloorConfigs2.png current
- 05:14, 31 May 2020 diff hist 0 N File:FloorConfigs.png current
- 05:13, 31 May 2020 diff hist 0 N File:Floor2.png current
- 05:13, 31 May 2020 diff hist 0 N File:Floor.png current
- 05:11, 31 May 2020 diff hist +2,715 N Scanning Created page with "The most commonly used technique to find Hidden Singles in a Sudoku is scanning, although not everybody may know it by this name, or even realize that it has a name. [..." current
- 05:10, 31 May 2020 diff hist 0 N File:HiddenSingle.png current
- 05:10, 31 May 2020 diff hist +2,914 N Hidden Single Created page with "The '''Hidden Single''' is a lot less sinister than its name suggests. In fact, most of the Sudokus published in newspapers and magazines can be solved by hidden singles..." current
- 05:09, 31 May 2020 diff hist 0 N File:Naked single.png current
- 05:09, 31 May 2020 diff hist +2,579 N Naked Single Created page with "The '''Naked Single''' is categorized as a solving technique but you can hardly call it a technique. A naked single is that what remains <u>after</u> you have applied your..." current
- 05:08, 31 May 2020 diff hist +621 N Single Created page with "Elementary solving technique, using the fact that only a single candidate is left for a constraint. '''Singles''' are often ignored when players communicate about..." current
- 05:07, 31 May 2020 diff hist +10,190 N Solving Techniques Created page with "These are the methods used to solve a Sudoku. There are many different solving techniques discovered in the last few years, mainly because there is a large community of puzzle..." current
- 04:57, 31 May 2020 diff hist 0 N File:Cage.png current
- 04:57, 31 May 2020 diff hist +861 N Cage Created page with "A '''cage''' is the basic building-block of a Killer Sudoku puzzle. It is a set of contiguous cells, surrounded by a dotted outline or marked off with distinctive back..." current
- 04:56, 31 May 2020 diff hist +1,708 N Killer Sudoku Created page with "right|400px|thumb|Example Killer Sudoku puzzle. right|400px|thumb|Solution to the example puzzle. '''Killer Sudoku''' is one of th..." current
- 04:55, 31 May 2020 diff hist +1,161 N Box Created page with "A square region containing 9 cells in a 3x3 formation. Boxes are usually surrounded by a thick border. Together, the '''boxes''' form one of the 3 main divisions of t..." current
- 04:54, 31 May 2020 diff hist 0 N File:Tower.png current
- 04:54, 31 May 2020 diff hist +461 N Tower Created page with "right|A Tower A '''tower''' is a part of the grid that encapsulates 3 columns and 3 boxes. A total of 27 cells are encompassed by the tower..." current
- 04:53, 31 May 2020 diff hist +604 N Column Created page with "A vertical line containing 9 cells. Together, the '''columns''' form one of the 3 main divisions of the grid. Each column is also a house, because it must contai..." current
- 04:53, 31 May 2020 diff hist +1,021 N Constraint Created page with "A constraint is a restriction placed on the '''Sudoku''' puzzle. All constraints are derived from the Rule. Sometimes, '''constraint''' is used as an alias for House...." current
- 04:52, 31 May 2020 diff hist +771 N Division Created page with "A '''division''' is a method by which the Sudoku grid is divided into 9 houses, each containing 9 cells. There are no overlapping areas between the houses w..." current
- 04:52, 31 May 2020 diff hist +825 N Row Created page with "A horizontal line containing 9 cells. Together, the '''rows''' form one of the 3 main divisions of the grid. Each row is also a house, because it must contain ..." current
- 04:51, 31 May 2020 diff hist +530 N House Created page with "A '''house''' is a group of 9 cells which must contain digits '''1''' through '''9'''. In a standard Sudoku, a house can either be a row, a column, or a box..." current
- 04:51, 31 May 2020 diff hist +849 N Eliminate Created page with "Removing a candidate from the grid. An empty Sudoku grid starts with 729 candidates. Several of them are removed because a given is present i..." current
- 04:50, 31 May 2020 diff hist +1,740 N Pencilmark Created page with "When solving a Sudoku, it is impossible to remember which candidates are available for each cell. Yet, many solving techniques require that you know which cand..." current
- 04:50, 31 May 2020 diff hist +576 N Candidate Created page with "A '''candidate value''', usually called simply a '''candidate''', represents a digit that can be placed into an unsolved cell. Another word used is '''possibility'''...." current
- 04:49, 31 May 2020 diff hist +822 N Grid Created page with "The '''grid''' is the visual representation of a '''Sudoku''' puzzle. In a standard Sudoku, the grid has 81 cells in a 9x9 formation. There are several derived terms..." current
- 04:48, 31 May 2020 diff hist +3,045 N Cell Created page with "The '''cell''' is the smallest element of a Sudoku grid. It can contain only a single digit. == Naming Conventions == There are several cell naming conventions. Most..." current
- 04:47, 31 May 2020 diff hist +350 N Digit Created page with "A digit between 1 and 9 to be placed into the cells of the Sudoku. Common aliases are '''number''' and '''value'''. A more abstract alias is '''symbol'''. In some s..." current
- 04:46, 31 May 2020 diff hist +499 N Given Created page with "A digit placed in a cell by the puzzle maker. Aliases are: '''clue''', '''hint''', '''initial digit''' == Minimum number of Givens == Currently, there ar..." current
- 04:45, 31 May 2020 diff hist 0 N File:KillerA.png current
- 04:45, 31 May 2020 diff hist 0 N File:KillerQ.png current
- 04:43, 31 May 2020 diff hist +3,279 N Sudoku Variants Created page with "There are numerous ways to vary the basic Sudoku format. Yet, only a few variations have developed a loyal group of supporters. Most variations are regarded as a curiosity. =..." current
- 04:40, 31 May 2020 diff hist +10,191 N Solving technique Created page with "These are the methods used to solve a Sudoku. There are many different solving techniques discovered in the last few years, mainly because there is a large community of puzzle..." current
- 04:39, 31 May 2020 diff hist +4,137 N Sudopedia:Community Portal Created page with "I started this '''Sudopedia''' to save and organize the vast amount of Sudoku knowledge that has been accumulated in the last couple of years. Currently, most of this know..." current
- 04:38, 31 May 2020 diff hist +1,196 N Programming Sudoku Created page with "A good place to start when you want to write your own Sudoku program is the [http://www.setbb.com/sudoku/ Sudoku Programmers forum]. == Sudoku Algorithms == ; Dancing Links..." current
- 04:37, 31 May 2020 diff hist +206 N Mathematics of Sudoku Created page with "'''The Mathematics of Sudoku''' by Tom Davis [http://www.geometer.org/mathcircles/sudoku.pdf] '''Wikipedia''' has a good article on Wikipedia:Mathematics of Sudoku|Mathemat..." current
- 04:36, 31 May 2020 diff hist +2,564 N Sudoku Variations Created page with "There are numerous ways to vary the basic Sudoku format. Yet, only a few variations have developed a loyal group of supporters. Most variations are regarded as a curiosity. =..." current
- 04:35, 31 May 2020 diff hist +11,265 N Sudoku Websites Created page with "The Internet is partly responsible for the popularity of Sudoku in recent years. Many websites offer daily puzzles in various degrees of difficulty, puzzle collections, ba..."
- 04:34, 31 May 2020 diff hist +2,806 N Sudoku Guides Created page with "There are a number of good Sudoku solving guides out there while Sudopedia is being built up. These guides may also serve as inspiration for contributing material into Sudoped..." current
- 04:33, 31 May 2020 diff hist +2,771 N Sudoku Programs Created page with "Many Sudoku players use a computer program to assist them in solving these puzzles. If you are looking for such a program, you can find several of them in this list. The most..." current
- 04:32, 31 May 2020 diff hist +3,418 N Sudoku Forums Created page with "These are the birthplaces of new Sudoku solving methods. The forums also provide a platform where players can discuss specific Sudokus or the theory in general. The software i..." current
- 04:31, 31 May 2020 diff hist +9,442 N Solving Technique Created page with "These are the methods used to solve a Sudoku. There are many different solving techniques discovered in the last few years, mainly because there is a large community of puzzle..."
- 04:30, 31 May 2020 diff hist +18,907 N Terminology Created page with "The Sudoku community has developed its own terminology. Most of the basic terms are now widely accepted, but some concepts are known by many different names. Here is an alphab..."
- 04:29, 31 May 2020 diff hist 0 N File:PointingPair (1).png current
- 04:29, 31 May 2020 diff hist 0 N File:URStrongLink.png current
- 04:28, 31 May 2020 diff hist 0 N File:PointingPair.png current
- 04:28, 31 May 2020 diff hist 0 N File:DiagramsAndNotations-Pencilmarks.png current
- 04:28, 31 May 2020 diff hist 0 N File:DiagramsAndNotations-Givens.png current
- 04:26, 31 May 2020 diff hist +14,861 N Diagrams and Notations Created page with "Various diagrams and notations are commonly used by the Sudoku community. As such, these diagrams and notations can be found sprinkled all over Sudopedia. A good part of these..." current
- 04:25, 31 May 2020 diff hist 0 N File:SampleSudokuPuzzle.png current
- 04:23, 31 May 2020 diff hist 0 N File:400px-SampleSudokuPuzzle.png current
- 04:12, 31 May 2020 diff hist +2,368 N Introduction Created page with "For the few people who have not heard of the Sudoku phenomenon, here is an introduction. == A Brief History == A game called "Number Place" was designed by Howard Garns,..." current
- 04:10, 31 May 2020 diff hist +1,335 N Sudopedia:Be Bold Created page with "== Be '''Bold''' in fixing Sudopedia == When you encounter an error in one of the articles, be '''bold''' and fix it. Sudopedia can only improve when you and your fellow visit..." current
- 03:54, 31 May 2020 diff hist +574 N Sudoku Created page with "The subject of this '''Sudopedia'''. If you landed on this page by clicking the word '''Sudoku''' somewhere in another topic, you really need to read the introduction. Al..." current
- 03:52, 31 May 2020 diff hist +8,923 N Sudopedia:Privacy policy Created page with ":''This version of the Privacy policy was added in November 2006 by the administrator. It is largely based on the MediaWiki Privacy Policy.'' == Summary == If you only read..." current
- 03:51, 31 May 2020 diff hist +754 Main Page
- 03:49, 31 May 2020 diff hist +942 N Sudopedia:About Created page with "'''Sudopedia''' is a free online encyclopedia dedicated to the game of Sudoku. == Readers == If you are new to the game of Sudoku, you may want to read the introduction..." current