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# Can someone please give me one of the many, many formulae that give the exact value of pi, without using inverse trig functions?

Question #56117. Asked by ogicu8abruok. (Mar 22 05 5:52 PM)

peasypod

Are you aware that the value of pi is irrational (transcendental) and therefore a little, just a tad, infinite?

Pi is an irrational number -- it can't be expressed as a ratio of two whole numbers, or as a decimal with a repeating pattern of digits. It's a universal constant, and we'll never know its true EXACT value.

But, if you want a formula that may help you get those 6.4 billion numbers after the decimal point, here you are:

http://members.aol.com/purseweb/calc.html

 Mar 22 05, 8:21 PM
kevinatilusa

Here's a site that'll give you a bunch more formulas as well.

http://www.jimloy.com/geometry/pi.htm

 Mar 22 05, 9:22 PM
gmackematix

So what is the most rapidly convergent formula for pi? It is what Oggie would need to calculate any more than the million places already given. Yhat and a powerful computer.

 Mar 23 05, 1:28 AM

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