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From: Daniel Dalton <d.dalton@iinet.net.au>
To: help-gnu-emacs@gnu.org
Subject: Re: Emacs Calc - Npr and NCR functions
Date: Thu, 21 Jul 2011 21:45:00 +1000	[thread overview]
Message-ID: <20110721114500.GD16178@gwsc.vic.edu.au> (raw)
In-Reply-To: <87bowpx7xu.fsf@eps142.cdf.udc.es>

Thank you. 

Is it possible to use these from quick calc? (c-x * q)

Thanks very much.

Dan

On Wed, Jul 20, 2011 at 05:55:57PM +0200, Alberto Luaces wrote:
> Peter Dyballa writes:
> 
> > Am 20.07.2011 um 12:54 schrieb Tassilo Horn:
> >
> >>> Does anyone know how to access the Npr and Ncr functions with Emacs
> >>> calc?
> >> 
> >> What are those functions?
> >
> > Combinatorics, Binomial coefficients, permutations, combinations. Some
> > desk or pocket calculators provide such functions.
> >
> > I think nPr is n!/(n-k)! and nCr is n!/k!(n-k)!...
> >
> 
> Try `k c', `H k c' ...



      reply	other threads:[~2011-07-21 11:45 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-20  8:47 Emacs Calc - Npr and NCR functions Daniel Dalton
2011-07-20 10:54 ` Tassilo Horn
2011-07-20 13:00   ` Peter Dyballa
2011-07-20 14:49     ` Tassilo Horn
2011-07-20 15:55     ` Alberto Luaces
2011-07-21 11:45       ` Daniel Dalton [this message]

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