Sudoku Logic Course
This course equips learners with sophisticated Sudoku solving skills using graph colouring, inference chains, wing patterns, and fish techniques like X-Wing and Swordfish. Ideal for mathematics enthusiasts and professionals aiming to enhance logical reasoning, construct rigorous proofs, and tackle the most difficult Sudoku grids with structured, elegant solutions.

from 4 to 360h flexible workload
valid certificate 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 method to solve challenging puzzles confidently.
Elevify advantages
Develop skills
- Master advanced chain logic to construct strong and weak inference chains for efficient puzzle solving.
- Achieve proficiency in graph colouring for single, dual, and multi-colour eliminations.
- Apply wing tactics including XY-Wing, XYZ-Wing, and W-Wings to resolve complex grids.
- Identify and use pattern-based fish such as X-Wing, Swordfish, Jellyfish, and finned variants swiftly.
- Create formal Sudoku proofs validating eliminations via parity, contradiction arguments, and ALS techniques.
Suggested summary
Before starting, you can change the chapters and 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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