Tag Archives: Advanced Sudoku

LPO, a Limited Form of POM


The Pattern Overlay Method, or POM is frequently cited as a computer solving method, but seldom proposed as a human solving technique, and for good reason. A pattern is a subset of X-candidates that fit together to provide an X-clue … Continue reading

Posted in Extreme Solving | Tagged , , | Leave a comment

Kraken Fish and Sashimi Fish


As we round the corner in our aquarium tour, the label on the n The aquarium tour continues with two additional fish, and how ER/forcing chain “seeing” applies to them. As we round the corner in our aquarium tour, the … Continue reading

Posted in Advanced Solving | Tagged , , , , | 2 Comments

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

Posted in Advanced Solving | Tagged , , , , | 2 Comments