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Originally Posted by stinky
Besides not being sqareable you can't deal with absolute and approximate values in the same equation,
That's why Pi 3.142597............ will only ever be an approximation but 22/7 is exact.
Get back to the precise imperial system!
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I hope I'm not reading you the wrong way, but PI is 3.14159...etc, not 22/7. Im sure you weren't saying that, but your post was a little ambiguous, some people may have read that as saying PI is exactly 22/7.
PI is not rational, so cant be expressed as x/y for any integers x and y.
regards, Bird