Mathematics
Cole Tobin's user avatar
Cole Tobin's user avatar
Cole Tobin's user avatar
Cole Tobin
  • Member for 11 years, 6 months
  • Last seen more than a week ago
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Hi, I'm Cole.

profile for Cole Johnson on Stack Exchange, a network of free, community-driven Q&A sites" title="profile for Cole Johnson on Stack Exchange, a network of free, community-driven Q&A sites

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6
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10
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Posts
10
Posts %
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Posts
10
Posts %
3
Score
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Posts
10
Posts %
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Top posts
All Questions Answers
Score Newest
question
55
What exactly is infinity?
Dec 17, 2012
question
21
Proving square root of a square is the same as absolute value
Dec 14, 2012
question
18
How does $e^{\pi i}$ equal $-1$
Dec 7, 2012
answer
6
The double factorial notation
Apr 10, 2014
question
5
Why aren't logarithms defined for negative $x$?
Apr 12, 2013
question
3
Why is $\frac{\sum_{n=1}^{\infty} n}{\sum_{n=1}^{\infty} n}$ indeterminate?
Jun 15, 2014
answer
3
Is $83^{27} +1 $ a prime number?
Aug 3, 2013
answer
3
Does $\operatorname{arcsec}(x) = 1 /\arccos(x)$?
May 16, 2014
question
1
Why does $2^{-n} = 5^n \times 10^{-n}$?
Jan 20, 2014
answer
0
how to see the logarithm as the inverse function of the exponential?
Jun 17, 2014
Top network posts
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265
<out T> vs <T> in Generics
149
How are strings passed in .NET?
71
What replaces cellpadding, cellspacing, valign, and align in HTML5 tables?
54
Let us view our deleted comments
53
Is initializing a char[] with a string literal bad practice?

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