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visits member for 2 years, 7 months
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10h
revised Solution to a T+U = E equation
Greek edited
10h
revised Solution to a T+U = E equation
Warn against subscript
11h
revised Solution to a T+U = E equation
InverseFunction added
Sep
12
revised Plot electric potential and field
Suppress infernal warnings from abysmal AbsoluteOptions in version 10.
Sep
11
revised Is there a built-in function which detects singularities in a function?
Another example added
Sep
10
revised How to assign up-values for `Derivative`?
Changed derivative definition for arb. orders
Sep
10
revised Is there a built-in function which detects singularities in a function?
analyticity test added
Sep
10
revised Is there a built-in function which detects singularities in a function?
added 137 characters in body
Sep
8
revised Should eigenvalues be ordered?
added 1131 characters in body
Sep
8
revised Should eigenvalues be ordered?
[Edit removed during grace period]
Sep
8
revised Should eigenvalues be ordered?
Added code and timings
Sep
6
revised How to use Assuming and If together?
added 167 characters in body
Sep
6
revised Finding real roots for an eigth-degree polynomial
replaced octave in title because it's ambiguous (music, software...)
Sep
4
revised Hypergeometric function with a matrix argument
more discussion of MatrixPower
Sep
4
revised Hypergeometric function with a matrix argument
added 5 characters in body
Sep
4
revised Hypergeometric function with a matrix argument
added 5 characters in body
Sep
4
revised How to round tick line ends in the plots
added 5 characters in body
Sep
4
revised How to round tick line ends in the plots
added 302 characters in body
Sep
2
revised How to build a game board
Tried to clarify the question
Sep
2
revised How to build a game board
comments added.