This produces a segmentation fault: concatenate([ones([0,10]),ones([1,10])]) This does not: concatenate([zeros([0,10]),ones([1,10])]) I'm using Linux, Python 1.4 and 1.0a5 with fixed ellipses. -- Janne ================= MATRIX-SIG - SIG on Matrix Math for Python send messages to: matrix-sig@python.org administrivia to: matrix-sig-request@python.org =================