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function test32
%TEST32 test GrB_mxm
% SuiteSparse:GraphBLAS, Timothy A. Davis, (c) 2017-2020, All Rights Reserved.
% http://suitesparse.com See GraphBLAS/Doc/License.txt for license.
fprintf ('\n----- quick test for GB_mex_mxm\n') ;
A = sparse (rand (4,3)) ;
B = sparse (rand (3,5)) ;
Cin = sparse (rand (4,5)) ;
semiring.multiply = 'times' ;
semiring.add = 'plus' ;
semiring.class = 'double' ;
accum = 'plus' ;
Mask = [ ] ;
accum = 'plus' ;
% GB_mex_semiring (semiring)
C0 = Cin + A*B ;
C = GB_mex_mxm (Cin, Mask, accum, semiring, A, B, [ ]) ;
assert (isequal (C.matrix, C0))
C3 = GB_spec_mxm (Cin, Mask, accum, semiring, A, B, [ ]) ;
assert (isequal (C3.matrix, C0))
fprintf ('\ntest32: all tests passed\n') ;
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