Re: Pi day

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#110

From: Jeffrey G. Montgomery
Date: Tue, 18 Mar 1997 00:00

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In article <5gkt94$gp4$4@news.internetsat.com>,
Laurent PICOULEAU <lcrpic@a2points.com> wrote:
>[...]
>
>And for the number i, I suggest 32 january as the first imaginary date for the
>first of imaginary numbers ;-)

Actually; Feb. 29th would be even better -
y = year 

if (y-1)/4 is an integer, i
if y/2     is an integer but y/4 is not, -1
if (y+1)/4 is an integer, -i
	and finally
if y/4     is an integer, 1

Not valid if y/100 is an integer except if y/400 is an integer.

:)

								Jeff

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From: jgm7683@osfmail.isc.rit.edu (Jeffrey G. Montgomery)
Subject: Re: Pi day
Date: 1997/03/18
Message-ID: <5gl2g9$469@news.isc.rit.edu>
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References: <8WRuzAAXBILzEwKP@ward-hull.demon.co.uk> <5gkt94$gp4$4@news.internetsat.com>
Organization: Rochester Institute of Technology, Rochester, NY
Newsgroups: uk.education.maths,alt.uu.math.misc,aus.mathematics,can.schoolnet.math.sr,alt.math.recreational,sci.math

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