3^log(x) integration bug fix
- Subject: 3^log(x) integration bug fix
- From: James Amundson
- Date: 26 Apr 2002 12:09:57 -0500
OK. I'll take that as confirmation that the fix looks OK to you with
your suggestions.
I'll try to get the fix in cvs over the weekend.
--Jim
On Thu, 2002-04-18 at 09:54, Richard Fateman wrote:
> minor suggestions
> >
> > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cut ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > *** sin.lisp.ori Tue Apr 9 00:14:48 2002
> > --- sin.lisp Mon Apr 8 18:40:20 2002
> > ***************
> > *** 65,68 ****
> > --- 65,70 ----
> > BASE*
> > (SIMPLIFY (LIST '(MTIMES)
> > + (list '(mexpt simp)
> > + (list '(%log) base*) -1)
> > (LIST '(%LOG)
> > (CADR EXP))
> > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ cut ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> >
> > Wolfgang
> >
>
> '
> (SIMPLIFY (LIST '(MTIMES)
> > + (list '(mexpt)
> > +
> (list '(%log) base*) -1)
> > (LIST '(%LOG)
> >
> (CADR EXP))
>
> ...remove the simp, and let the simplifier change ...((mexpt) ...) to
> ((mexpt simp) ...)
>
> also, a shorter/more modern way to do this
> is
> (simplify '((mtimes)((mexpt) ((%log),base*)-1) ((%log),(cadr expr)) ....
>
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