Sudoku Logic Course
This course equips you with sophisticated Sudoku solving skills using graph colouring, chains, wings, and fish patterns like X-Wing and Swordfish. Ideal for maths enthusiasts, it hones proof-writing abilities, logical structuring, and crafting elegant solutions for the most demanding grids, boosting precision and problem-solving confidence.

from 4 to 360h flexible workload
certificate valid in your country
What will I learn?
Gain expertise in advanced Sudoku techniques through this practical course covering graph colouring, multi-colouring, chains, ALS, and forcing chains. Master X-Wing, Swordfish, wing patterns, and dynamic tactics with detailed step-by-step examples. Develop precise candidate notation, logical proofs, and a reliable process to solve challenging puzzles confidently.
Elevify advantages
Develop skills
- Master advanced chain logic to construct strong and weak inference chains for swift puzzle resolutions.
- Excel in graph colouring by executing single, dual, and multi-colour elimination strategies.
- Apply wing tactics including XY, XYZ, and W-Wings to unravel difficult Sudoku puzzles.
- Identify pattern-based fish such as X-Wing, Swordfish, Jellyfish, and finned variants rapidly.
- Construct formal Sudoku proofs validating eliminations via parity, contradiction, and ALS methods.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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Course in PDF