flint-sys 0.9.0

Bindings to the FLINT C library
Documentation 
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/*
    Copyright (C) 2015 Elena Sergeicheva

    This file is part of FLINT.

    FLINT is free software: you can redistribute it and/or modify it under
    the terms of the GNU Lesser General Public License (LGPL) as published
    by the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.  See <https://www.gnu.org/licenses/>.
*/

#include "nmod_poly.h"
#include "nmod_poly_mat.h"

void
nmod_poly_mat_concat_horizontal(nmod_poly_mat_t res, const nmod_poly_mat_t mat1, const nmod_poly_mat_t mat2)
{
    slong i, j;
    slong r1 = mat1->r;
    slong c1 = mat1->c;
    slong r2 = mat2->r;
    slong c2 = mat2->c;

    for (i = 0; i < r1; i++)
    {
        for (j = 0; j < c1; j++)
        {
            nmod_poly_set(nmod_poly_mat_entry(res, i, j), nmod_poly_mat_entry(mat1, i, j));
        }
    }

    for (i = 0; i < r2; i++)
    {
        for (j = 0; j < c2; j++)
        {
            nmod_poly_set(nmod_poly_mat_entry(res, i, j + c1), nmod_poly_mat_entry(mat2, i, j));
        }
    }
}

void
nmod_poly_mat_concat_vertical(nmod_poly_mat_t res, const nmod_poly_mat_t mat1, const nmod_poly_mat_t mat2)
{
    slong i, j;
    slong r1 = mat1->r;
    slong c1 = mat1->c;
    slong r2 = mat2->r;
    slong c2 = mat2->c;

    for (i = 0; i < r1; i++)
    {
        for (j = 0; j < c1; j++)
        {
            nmod_poly_set(nmod_poly_mat_entry(res, i, j), nmod_poly_mat_entry(mat1, i, j));
        }
    }

    for (i = 0; i < r2; i++)
    {
        for (j = 0; j < c2; j++)
        {
            nmod_poly_set(nmod_poly_mat_entry(res, i + r1, j), nmod_poly_mat_entry(mat2, i, j));
        }
    }
}