User Portlet
| Discussions |
|---|
| In Sudoku, there is an NxN matrix of integers from one to N. This has the property that no column or row has an integer repeated. question: How many UNIQUE puzzles exist? Some analysis: The TOP row has N! has possible permutations. For a... |
| Hi Isaac; What package is that from? Is that a special interactive language? I don't recognize this one. Anyway, I want to take HIGHER order derivatives, which means some sort of recursion would be part of the process. The numerical part isn't... |