scipy assumes zero LTI models are the result of ill conditioned numerical algorithms. The forked version of scipy that ltitop relies on works around this problem, but it's a bad approach. It's ambiguous.
Degenerate models should probably be handled separately and explicitly in ltitop.
scipyassumes zero LTI models are the result of ill conditioned numerical algorithms. The forked version ofscipythatltitoprelies on works around this problem, but it's a bad approach. It's ambiguous.Degenerate models should probably be handled separately and explicitly in
ltitop.