Victoria G. Laidler wrote: > Sven Schreiber wrote: > > >> Jon Peirce schrieb: >> >> >> >>> There used to be a function generalized_inverse in the numpy.linalg >>> module (certainly in 0.9.2). >>> >>> In numpy0.9.8 it seems to have been moved to the numpy.linalg.old >>> subpackage. Does that mean it's being dropped? Did it have to move? Now >>> i have to add code to my package to try both locations because my users >>> might have any version... :-( >>> >>> >>> >>> >>> >> Maybe I don't understand, but what's wrong with numpy.linalg.pinv? >> >> >> > Er, what's a pinv? It doesn't sound anything like a generalized_inverse. > > 'pseudo'-inverse. It's the name MATLAB uses for the thing. There are many choices for a "generalized_inverse" which is actually a mis-nomer for what is being done. The Moore-Penrose pseudo-inverse is a particular form of the generalized_inverse (and the one being computed).
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