Merge pull request #354 from OrderN/bugfix_matrix_trace #357

Job	Run time
mpifort -- ubuntu-22.04 -- default multiply kernel -- 1 processes -- 1 threads	5m 5s
mpifort -- ubuntu-22.04 -- ompGemm_m multiply kernel -- 1 processes -- 1 threads	5m 33s
mpifort -- ubuntu-22.04 -- default multiply kernel -- 1 processes -- 2 threads	5m 8s
mpifort -- ubuntu-22.04 -- ompGemm_m multiply kernel -- 1 processes -- 2 threads	4m 58s
mpifort -- ubuntu-22.04 -- default multiply kernel -- 2 processes -- 1 threads	3m 27s
mpifort -- ubuntu-22.04 -- ompGemm_m multiply kernel -- 2 processes -- 1 threads	3m 31s
mpifort -- ubuntu-22.04 -- default multiply kernel -- 2 processes -- 2 threads	3m 5s
mpifort -- ubuntu-22.04 -- ompGemm_m multiply kernel -- 2 processes -- 2 threads	3m 8s
	33m 55s

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