Johannes Loehnert schrieb: > Hi, > > in extension to the previous answers, I'd like to say that it is strongly > preferable to use dot(A,dot(B,C)) or dot(dot(A,B),C) instead of A*B*C. > > The reason is that with dot(), you can control of which operation is > performed > first, which can *massively* influence the time needed, depending on the > involved matrices. A*B*C will always be evaluated left-to-right (if I > remember correctly). >
Well what about A*(B*C)? ------------------------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ Numpy-discussion mailing list Numpy-discussion@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/numpy-discussion
