Opened 3 years ago

Closed 4 weeks ago

#892 closed request (fixed)

expression class for dgemm

Reported by: Peter Owned by: Peter
Priority: major Milestone: yat 0.18
Component: utility Version: trunk
Keywords: Cc:

Description

gsl_blas_dgemm

computes the matrix-matrix product and sum

 C = alpha op(A) op(B) + beta C 

where op(A) = A or transpose(A)

related to ticket #881

Change History (2)

comment:1 Changed 4 weeks ago by Peter

Milestone: yat 0.x+yat 0.18
Owner: changed from Jari Häkkinen to Peter
Status: newaccepted

comment:2 Changed 4 weeks ago by Peter

Resolution: fixed
Status: acceptedclosed

In 3904:

Closes #892

Speed up matrix multiplications when they involve a transposed
matrix. Rather than transposing and then performing the
multiplication, just set the appropriate argument when calling
gsl_blas_dgemm.

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