[issue12345] Add math.tau

[Daniel Stutzbach]

Daniel Stutzbach <stutzbach at google.com> added the comment:

On Wed, Jun 15, 2011 at 8:10 PM, Nick Coghlan <report at bugs.python.org>wrote:

> I'd like to add a new constant to the math module:
>
>  tau = 2*math.pi
>
> Rather than repeating all the reasons for why tau makes more sense than pi
> as the fundamental circle constant, I'll just refer interested readers to
> http://tauday.com/

(The following is best if read aloud using your best pirate impression)

I'd rather name the new constant "matey".  Then we have:

The circumference of a circle is: r matey
The area of a circle is: one-quarter r r matey
etc.

----------
nosy: +stutzbach
Added file: http://bugs.python.org/file22397/unnamed

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<http://bugs.python.org/issue12345>
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<div class="gmail_quote">On Wed, Jun 15, 2011 at 8:10 PM, Nick Coghlan <span dir="ltr">&lt;<a href="mailto:report at bugs.python.org">report at bugs.python.org</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
I&#39;d like to add a new constant to the math module:<br>
<br>
 Â tau = 2*math.pi<br>
<br>
Rather than repeating all the reasons for why tau makes more sense than pi as the fundamental circle constant, I&#39;ll just refer interested readers to <a href="http://tauday.com/" target="_blank">http://tauday.com/</a></blockquote>
<div><br></div><div>(The following is best if read aloud using your best pirate impression)</div><div><br></div><div>I&#39;d rather name the new constant &quot;matey&quot;.  Then we have:</div><div><br></div><div>The circumference of a circle is: r matey</div>
<div>The area of a circle is: one-quarter r r matey</div><div>etc.</div></div><br>-- <br>Daniel Stutzbach<br>