Product[ list of matrices ]

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@23871 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e
4.9.110.0

git-svn-id: http://dev.geogebra.org/svn/trunk/geogebra@23872 23ce0884-8a58-47d3-bc5c-ddf1cd5b9f9e