Culture: Game: Sudoku
marginal sums   (0)  [vote for, against]
use minor diagonal sums, in the margin, to infer 'possible' numbers on grid, solve grid.

Sudoku with actual mathematics.
-- wjt, Sep 07 2020

So, a bit like kakuro?
-- pertinax, Sep 07 2020


A bit, but because the sudoku is setting the uniqueness frame , the diagonals can have repeating numbers unlike kakuro's verticals and horizontals.*

* assuming my knowledge of both games is correct.
-- wjt, Sep 07 2020


Actually, any continuous shape on the Sudoku grid could have a bold frame and sum. A Tetris -like Sudoku Kakuro hybrid.
-- wjt, Sep 07 2020



random, halfbakery