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Old   May 9, 2006, 04:28
Default M_PI
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skd
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Hi,

Can anyone tell me what M_PI is? I have often seen it in equations, but I can't find the definition of it!

Thanks!
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Old   May 9, 2006, 05:04
Default Re: M_PI
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Hadek
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hi. Return the value of pi (Ludolf'l number)
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Old   May 10, 2006, 16:20
Default Re: M_PI
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Adriano
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for example the area of a circle guess M_PI r^2... I hope it's helpfull. regards! Adriano
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Old   May 13, 2006, 13:58
Default Re: M_PI
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skd
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thank you both!!
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