[Numpy-discussion] Proposal for changing the names of inverse trigonometrical/hyperbolic functions

Robert Kern robert.kern@gmail....
Mon Nov 24 19:05:56 CST 2008

On Mon, Nov 24, 2008 at 18:40, Chris Barker <Chris.Barker@noaa.gov> wrote:
> Matthew Brett wrote:
>> numpy.asum numpy.arange numpy.amax etc all have the intended meaning
>> of 'a-for-array-version-of-function'.   This obviously isn't the case
>> for 'acos'.
> actually, it is, isn't it? a version of math.cos that works for arrays?

No. Not at all. acos() and arccos() are the inverse functions of cos().

Robert Kern

"I have come to believe that the whole world is an enigma, a harmless
enigma that is made terrible by our own mad attempt to interpret it as
though it had an underlying truth."
  -- Umberto Eco

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