Tag Archives: bv map

A Bv Scan of Week 48


Here we checkpoint the sysudoku bv scan on the blog homework puzzle, Week 48 in Paul Stephens’ Mastering Sudoku Week By Week.  The scan includes Sue de Coq and APE, two techniques ignored by Stephens’ books, and two techniques, XYZ-wings … Continue reading

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Introducing Advanced Solving Posts


My next series of posts describe and illustrate well known solving methods which I label as advanced, simply because they use the field of candidates discovered by basic solving techniques. These methods organize slinks (strong links) and winks(weak links) in … Continue reading

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