Mathematics
P.K.'s user avatar
P.K.'s user avatar
P.K.'s user avatar
P.K.
  • Member for 10 years, 11 months
  • Last seen more than a month ago
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Math student.

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Top posts
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All Questions Answers
Score Newest
answer
100
Computing $999,999\cdot 222,222 + 333,333\cdot 333,334$ by hand.
Jan 11, 2013
question
56
What is $-i$ exactly?
May 19, 2013
question
51
Computing $999,999\cdot 222,222 + 333,333\cdot 333,334$ by hand.
Jan 11, 2013
answer
50
Is zero odd or even?
Dec 21, 2012
answer
41
Why can ALL quadratic equations be solved by the quadratic formula?
Sep 25, 2012
answer
40
How is $e^x$ read aloud?
Sep 23, 2012
question
35
$n$ people sitting on a circular table without repeating neighbour-sets
Mar 4, 2017
answer
28
Can't argue with success? Looking for "bad math" that "gets away with it"
Dec 27, 2012
question
21
Why dividing by zero still works
Jun 1, 2013
answer
18
If $a > b$, is $a^2 > b^2$?
Sep 18, 2012
Top Meta posts
4
15
22
Typing out a short answer, and then editing it
17
Is it wrong to ask a user to accept an answer?
17
Congratulations, Brian M. Scott!
16
I'm established user, why I can't see the downvotes and upvotes in the questions?
13
Two flairs for Qiaochu Yuan
Top network posts
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5
Are semicolons mandatory in a non-bulleted list after a colon?
5
Is "Bunch of people" a valid phrase?
5
Use "woman" or "person" for female version of "how to be a good man"?
5
Intuitive meaning of factor 2 in formula of vertical throw max height $h=v^2/2g$

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