//------------------------------------------------------------------------------
// UMFPACK/Source/umf_is_permutation.h
//------------------------------------------------------------------------------

// UMFPACK, Copyright (c) 2005-2023, Timothy A. Davis, All Rights Reserved.
// SPDX-License-Identifier: GPL-2.0+

//------------------------------------------------------------------------------

Int UMF_is_permutation
(
    const Int P [ ],
    Int W [ ],
    Int n,
    Int r
) ;