07 X-Wing Basic

Welcome to this Sudoku Video Turorial 07 X-Wing Basic.  It is part of a series of Sudoku Tutorials that I am basing closely on the Sudoku Analyses Techniques which can be found on the LittleGogs website Analyses Section
http://www.littlegogs.com/analyses/nl...

I use Duncans Sudoku Solver extensively and here is a link to download it
http://www.littlegogs.com/download/nl...

Cracking The Cryptic Website – I’m using as a source of Soduku Examples
crackingthecryptic


I hope you enjoy this Educational Sudoku Tutorial and that it helps you solve Sudoku Puzzles.

What are Sudoku X-Wings?
From http://littlecogs.com website
Rows and Columns (Doubles) aka X-Wings:  Occurances of a particular Possible occur just twice in their Rows and are also aligned in Columns (or appear just twice in their columns and also also aligned in Rows)

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