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<title>Copying matrices - GNU Scientific Library -- Reference Manual</title>
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<h4 class="subsection">8.4.7 Copying matrices</h4>
<div class="defun">
— Function: int <b>gsl_matrix_memcpy</b> (<var>gsl_matrix * dest, const gsl_matrix * src</var>)<var><a name="index-gsl_005fmatrix_005fmemcpy-965"></a></var><br>
<blockquote><p>This function copies the elements of the matrix <var>src</var> into the
matrix <var>dest</var>. The two matrices must have the same size.
</p></blockquote></div>
<div class="defun">
— Function: int <b>gsl_matrix_swap</b> (<var>gsl_matrix * m1, gsl_matrix * m2</var>)<var><a name="index-gsl_005fmatrix_005fswap-966"></a></var><br>
<blockquote><p>This function exchanges the elements of the matrices <var>m1</var> and
<var>m2</var> by copying. The two matrices must have the same size.
</p></blockquote></div>
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