Is there any formula for Sudoku?

Related questions

1. Can all Sudoku puzzles be solved without guessing?
2. Is every Sudoku solvable?
3. What is the technique to solve Sudoku?
4. Is there a mathematical way to solve Sudoku?
5. Do diagonals count in Sudoku?
6. Can a Sudoku have 2 solutions?
7. How long should it take to solve a hard Sudoku?
8. What is the formula for Sudoku?
9. Is there a formula to solve Sudoku?
10. What is a pointing pair in Sudoku?

Tags

1. #logical
2. #puzzle
3. #adept
4. #formula
5. #there
6. #number
7. #these
8. #appear
9. #logic
10. #sudoku
11. #solve
12. #strategies
13. #column