_di_free_symbolic -->
<g id="interface~~c_umfpack_di_free_symbolic~~CalledByGraph_edge2" class="edge"><title>proc~umfpack_free_symbolic&#45;&gt;proc~umfpack_di_free_symbolic</title>
<path fill="none" stroke="#ff0000" d="M380.728,-272.825C395.726,-265.193 414.65,-254.619 430,-243 464.266,-217.062 498.429,-180.381 518.093,-157.946"/>
<polygon fill="#ff0000" stroke="#ff0000" points="520.99,-159.949 524.89,-150.098 515.698,-155.366 520.99,-159.949"/>
</g>
<!-- proc~umfpack_di_operator_csc -->
<g id="interface~~