}
public void testBandLUtranspose() {
int n = A.numRows();
BandLU lu = new BandLU(n, kl, ku);
lu.factor(A.copy());
lu.transSolve(I);
Matrix J = I.transAmult(A, new DenseMatrix(n, n));
for (int i = 0; i < n; ++i)
for (int j = 0; j < n; ++j)
if (i != j)