Reputation
25,689
Next tag badge:
90/100 score
61/20 answers
Badges
3 47 89
Impact
~964k people reached

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