multigrading.lib
LIB "multigrading.lib"; intmat P[2][4] = 1,3,4,6, 2,4,5,7; // should be a matrix with two columns // for example: [-2, 1, 0, 0], [3, -3, 0, 1] intmat U = integralSection(P); print(U); ==> -1 1 ==> -2 1 ==> 2 -1 ==> 0 0 print(P * U); ==> 1 0 ==> 0 1 kill U;