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Originally Posted by echos
it give exactly half the value of pi thats all the pi/2 means. it means pi divided by 2 = 2/1 ...
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but pi/2 > 2/1 + 2/3 already.
after a quick google i found the real formula:
pi/2 = 2/1 * 2/3 * 4/3 * 4/5 * 6/5 * 6/7 * 8/7...
echos just made a symbol error
