I'm using Mathematica v9 and am trying to draw a graph by using it's incidence graph, but it won't draw it, which occurs an error "is not a valid incidence matrix.". But I've checked my matrix, and ...
I've successfully used FindGeometricTransformation to project the simplex triangle onto the x-y plane: ...
I am trying to make a function the will find that value of $x$ in the following equation: $x.a=b$ all values of $x, a, b$ are matrices. The dimensions of $x$ are unknown, but $a$ and $b$ have the ...
This is a really newbie question, but it has me confused. Why does this code work without // MatrixForm and doesn't work with ...