ls-ocaml-developer-2006@m-e-leypold.de writes:

> optimizations. I'd feel better if the code is benchmarked in a way
> that the result of the multiplication is output to a file and to
> subtract the constant contribution of that to the run time that the
> time is measured for various problem sizes (number of matrices). 

Correction: ... the constant contribution of writing the result to a
file should be subtracted from the run time by measuring with various
problem sizes.

Hope that is understandable now.