08.06.2013 02:48, Nathaniel Smith kirjoitti: [clip] > ...yeah weird. My gut reaction is that it's a bug. Addition on bools > should either be an error, undefined but doable via an implicit upcast > to int (analogous to calling np.sin on an int array triggering an upcast > to float), or xor (i.e., addition mod 2).
There are several more sensible choices: http://en.wikipedia.org/wiki/Boolean_ring _______________________________________________ NumPy-Discussion mailing list [email protected] http://mail.scipy.org/mailman/listinfo/numpy-discussion
