Function zeros

source/matplot/util/common.cpp:572–574

    }

    vector_2d zeros(size_t rows, size_t cols) {
        return vector_2d(rows, vector_1d(cols, 0.));
    }

    vector_2d ones(size_t rows, size_t cols) {
        return vector_2d(rows, vector_1d(cols, 0.));