Invert multiple matrices of size 2x2, 3x3 or 4x4 at the same time. Download 2x2 Download 3x3 Download 4x4
# Test multiple 2x2 inversion A = rand(2,2,1E6); B = inverse2x2(A); Test = B(:,:,1) - inv(A(:,:,1)) # Test multiple 3x3 inversion A = rand(3,3,1E6); B = inverse3x3(A); Test = B(:,:,1) - inv(A(:,:,1)) # Test multiple 4x4 inversion A = rand(4,4,1E6); B = inverse4x4(A); Test = B(:,:,1) - inv(A(:,:,1)) ## === expected output === ans = 0 0 0 0 ans = 0 0 0 0 0 0 0 0 0 ans = 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0