1function C = coth (G)
2%COTH hyperbolic cotangent.
3% C = coth (G) is the hyperbolic cotangent of each entry of G.
4% Since coth (0) is nonzero, C is a full matrix.
5%
6% See also GrB/cot, GrB/acot, GrB/acoth.
7
8% SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2021, All Rights Reserved.
9% SPDX-License-Identifier: GPL-3.0-or-later
10
11G = G.opaque ;
12if (~gb_isfloat (gbtype (G)))
13    op = 'tanh.double' ;
14else
15    op = 'tanh' ;
16end
17
18C = GrB (gbapply ('minv', gbfull (gbapply (op, G)))) ;
19
20