diff --git a/src/examples/test_matrix_prod.cpp b/src/examples/test_matrix_prod.cpp index 777483084a6d0b7c5dd6d47b9b0883a38fc37781..36a10867e73bce538c8cbcf8d0185c2cb593ac6c 100644 --- a/src/examples/test_matrix_prod.cpp +++ b/src/examples/test_matrix_prod.cpp @@ -140,7 +140,9 @@ int main() } t1 = clock(); std::cout << "Time w = R * v: " << (double)(t1 - t0) * 1e9 / CLOCKS_PER_SEC / N << "ns" << std::endl; + std::cout << "v norm change: " << 10*log((long double)v.norm()/(long double)vn) << " dB" << std::endl; + v << 1,2,3; vn = v.norm(); t0 = clock(); for (int i = 0; i < N; i++) {