Arkamis
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 Mar 21 awarded numerical-methods Mar 2 reviewed Approve In search of a College Leve Pre Algebra Applications Textbook Mar 2 comment Not pi - What if I used 3? Teaching pi discovery to K-6th grade @StevenStadnicki It should be taken to be in the context of the question. Mar 2 revised Not pi - What if I used 3? Teaching pi discovery to K-6th grade added 48 characters in body Mar 2 comment Not pi - What if I used 3? Teaching pi discovery to K-6th grade Yes that's true -- I think I had a factor of 2 floating around errantly in my head when I did this >.< Jan 30 awarded Favorite Question Nov 5 awarded Popular Question Oct 28 reviewed Looks OK Show $A_n$ has no subgroups of index 2 Oct 22 revised Weighting dataset by one of its fields rolled back to a previous revision Oct 20 awarded Nice Answer Oct 9 awarded Popular Question Aug 21 reviewed Looks OK What is the difference between 1) given any , 2 ) for every 3) for all in definitions? Aug 21 reviewed Looks OK How does probabilities cope with determinist systems? Aug 17 comment Convert $(-1.0, 1.0)$ to degrees N.B. In programming, most languages are equipped with a function called atan2, which avoids the divide-by-zero error you might identify above. (Oh, I see now another answer has covered that.) Aug 17 reviewed Close Group homomorphism between the integers and the reals. Aug 17 reviewed Looks OK Does the sum of reciprocals of primes congruent to $1 \mod{4}$ diverge? Aug 1 awarded Enlightened Aug 1 awarded Nice Answer Jul 22 awarded Enlightened Jul 22 awarded Nice Answer