Tag Archives: Paul Stephens

Stephens’ Extremes Snaps III


This post finishes the  snapshots of significant solving events from Extreme review puzzles found in Paul Stephens’ books Mastering Sudoku Week by Week, and Sudoku Addict Workbook.   In the last post, we left Addicts 138 with removals you could follow … Continue reading

Posted in Advanced Solving, Puzzle Reviews | Tagged , , , , | Leave a comment

Stephens’ Extremes Snaps II


Here we continue with snapshots from the review puzzles from Stephens’ The Sudoku Addict’s Workbook.  The review covers 10 of 40 “Extreme” puzzles in this and Paul’s Mastering Sudoku Week by Week. The Extreme collection is highly recommended, even if … Continue reading

Posted in Advanced Solving, Puzzle Reviews | Tagged , , , , | Leave a comment

The ANL Test


A review of Paul Stephens’ books continues here with my discovery that his Nishio procedure,  when properly applied,  can be a practical X-panel analysis technique to uncover obscure grouped almost nice loops (ANL).  I propose calling it “the ANL test”. … Continue reading

Posted in Advanced Solving, Expert Reviews, Puzzle Reviews, Stephens | Tagged , , , | Leave a comment

To Nishio or Not to Nishio


This post examines Paul  Stephens’ favored form of Nishio, from his two current books on advanced Sudoku solving.  The analysis of the Addicts 140 determines the relationship between Stephens’Nishio and a simple test for grouped almost nice eliminating loops on … Continue reading

Posted in Advanced Solving, Expert Reviews, Stephens | Tagged , , , , , | Leave a comment

Stephens in the Library with a Laptop


This post continues with differences between sysudoku advanced solving and the Paul Stephens “extreme” order of battle.  In particular, the power of full Medusa coloring compared to Stephens’ limited multi-colouring. Let’s begin with a checkpoint for solve-along sysudokie readers.  In … Continue reading

Posted in Advanced Solving, Expert Reviews, Puzzle Reviews, Stephens | Tagged , , , , , | Leave a comment

Extreme Stephens


This post completes my analysis of Paul Stephens advanced solving instruction in his current books, covering his “extreme” sections. Paul’s descriptions and examples are evaluated from the sysudoku perspective. Let’s start with another look at Paul’s preview for his Week … Continue reading

Posted in Advanced Solving, Expert Reviews, Puzzle Reviews, Stephens | Tagged , , , , , | Leave a comment

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

Posted in Advanced Solving, Puzzle Reviews, Sudoku Toolware | Tagged , , , , , , | Leave a comment