Tag Archives: ALS_XZ

An ALS Toxic Set Update

Posted on April 17, 2018 by

This post reviews Sysudoku history on the problem of spotting ALS toxic sets, and presents the updated  recommendation in the ALS Toxic Set page just completed for the Guide.  This spotting process, to be referred to here as ALS partnering, … Continue reading →

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Bean Gets No Second Extreme

Posted on March 27, 2018 by

This post describes how I-41, in Extremely Hard v. 10 by Rebecca Bean comes close, but fails to force a deferred Single Alternate Sue de Coq trial. It does force a review of AIC hinges and grouped forcing chains. An update … Continue reading →

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