X_matrix = matrix([[f.evaluate(p) for p in places] for f in B1]).transpose()
will work for you. -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To view this discussion visit https://groups.google.com/d/msgid/sage-support/491663a5-d1fd-46df-90fa-492b59baaa2fn%40googlegroups.com.