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Sudoku Sixes 

Write numbers from 1 to 6 in each square of the grid so that each digit appears once in each row and column with no number next to its successor in any row or column. So, for example, a 1 cannot be next to a 2, a 4 cannot be next to either a 3 or a 5, and so on.

You can find the solution here


Can you solve these puzzles and problems from the Australian Mathematical Gazette?

Professor Higgins is now a regular feature writer in the AMG; click the links to the problems and see if you can solve them yourself.

This material appears courtesy of the Australian Mathematical Gazette Puzzle Corner.

Derivative vs Integral - the final slapdown...

It's a haunting, age-old debate...which is better? The Derivative or the Integral? 

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