Add vector-wise normalized and normalize functions
Submitted by Gael Guennebaud @ggael
Assigned to Nobody
Link to original bugzilla bug (#562)
Description
Everything is in the title, we need to be able to do things like:
a.colwise().normalize();
b = a.rowwise().normalized();
which are very frequent. See for instance http://forum.kde.org/viewtopic.php?f=74&t=95000.