Duncan's SuDoku Solver

Cunning Techniques for Extremely Difficult Sudoku Puzzles

Tricks For When You Get Stuck On A Hard Sudoku

Duncan's SuDoku Solver

Duncan's Killer SuDoku Solver

I solved this one and got to this situation with 2 possibilities. There are no missplaced numbers. The sudoku is faulty? Or I missed something? : r/ sudoku

Computer-assisted puzzle design - IOS Press

Sudoku Solver - Apps on Google Play

Duncan's SuDoku Solver

It's Symmetric 2 :: Jane Street

What is the definition of a Sudoku puzzle? Is there always at least one possible solution to a Sudoku puzzle (no matter how ridiculous)? If not, then what would be an example

The Sudoku Addict's Workbook: 150 book by Paul Stephens

Duncan's SuDoku Solver

Mastering Sudoku Week by Week: 52 Steps by Stephens, Paul

Sudoku Using Constraint Satisfaction, PDF, Computing