Rooted: 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..."

2020-06-04T01:08:37Z

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..."

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A [[digit]] is '''restricted common''' to 2 [[Almost Locked Set]]s when it cannot be present in both sets at the same time.

As a result, one of the sets must be locked for the remaining digits. This result is used in the [[ALS-XZ]] and [[ALS-XY-Wing]] techniques.

Restricted common - Revision history

Rooted: 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..."