Precision problem with matrix inversion

07142015, 05:58 AM
Post: #8




RE: Precision problem with matrix inversion
(07132015 10:40 PM)Didier Lachieze Wrote: In RPN mode, if M1 is your matrix P and M2 is your vector V, you can do: M1 inv(1) M2 * thanks Didier, this actually works, but inverting a matrix should also work by simply using the key combination "Shift ÷" (according to the Prime manual!) and in this case it gives the wrong result. Why should we tediously key in "inv(1)" if there is "Shift ÷" on the keyboard. For me this seems actually to be a bug! 

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