Adding a generic mathematical library

[Christopher Dimech <dimech@gmx.com>]

----- Kristof Đymek
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> Sent: Monday, July 22, 2024 at 1:03 AM
> From: "Christopher Dimech" <dimech@gmx.com>
> To: "Emanuel Berg" <incal@dataswamp.org>
> Cc: emacs-devel@gnu.org
> Subject: Adding a generic mathematical library
>
> Emanuel, looking at calc.el you will find
> 
> ;;   Provide a better implementation for math-sin-cos-raw.
> ;;   Provide a better implementation for math-hypot.
> 
> You can focus on these two things so you can provide us with better
> implementations of those two things.  Together with the necessary
> framework for extension and for use by calc.

math-hypot is found in file calc-math.el
 
> > Sent: Monday, July 22, 2024 at 12:27 AM
> > From: "Emanuel Berg" <incal@dataswamp.org>
> > To: emacs-devel@gnu.org
> > Subject: Re: Adding a generic mathematical library
> >
> > > What parts of arithmetics would you like to have? You are
> > > the math guy then, if that is the way you like it. You can
> > > tell me what functions and operators are missing - maybe
> > > definitions, actually whatever.
> >
> > And applications, like formulas and math functions.
> >
> > This -
> >
> > (defun distance-point (min max)
> >   (+ min (/ (- max min) 2.0)) )
> >
> > - or special, fun things. This even has the name arithmetic in
> > it. Well, almost.
> >
> > (defun arith-sum (n)
> >   (cl-loop
> >     with sum = 0
> >     for i from 1 to (1- n)
> >     do (cl-incf sum i)
> >     finally return sum) )
> >
> > (Hm - there are many ways to solve that, and this is fine by
> > all means.)
> >
> > You can also compare Emacs arithmetic capabilities with what
> > you find in a book. Do we have everything? Or do we want more?
> > That is where it begins.
> >
> > --
> > underground experts united
> > https://dataswamp.org/~incal
> >
> >
> >
> 
>