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Dec
18
comment Calculate the determinant of the matrices $a_{ij}=\frac{1}{i+j-1}$ and $b_{ij}=\frac{1}{i+j}$?
Indices start from 1 or from 0?
Dec
18
revised Calculate the determinant of the matrices $a_{ij}=\frac{1}{i+j-1}$ and $b_{ij}=\frac{1}{i+j}$?
added 16 characters in body
Dec
18
comment Calculus contradiction?
does not answer OP's question - he asked why they are different, when they are supposed to be the same. You answered how to arrive at those answers...
Dec
18
revised Proof of convexity of in a quadratic function
added 79 characters in body
Dec
18
revised Are these two naive upper bounds ok?
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Dec
18
revised Showing a sequence is in $l^\infty$
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Dec
18
comment Limit involving exponentials of $\arcsin(x)$ and $\arctan(x)$
@user26977 he said no Taylor series
Dec
18
revised Limit involving exponentials of $\arcsin(x)$ and $\arctan(x)$
added 8 characters in body
Dec
18
comment Mean of the deviations from the mean
@ronn you have $n+1$ values, count them: $y+0a, y+1a, \ldots, y+na$...
Dec
18
answered Mean of the deviations from the mean
Dec
18
revised Equality of Two functions
added 20 characters in body; edited tags
Dec
18
revised Counting Polar Bears
edited tags; edited tags
Dec
18
answered Counting Polar Bears
Dec
18
revised Trigonometry explanation
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Dec
18
answered Trigonometry explanation
Dec
18
comment Integrate $4x/(x^4-1)$ dx
@Dr.MV fixed, thanks
Dec
18
revised Integrate $4x/(x^4-1)$ dx
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Dec
18
answered Integrate $4x/(x^4-1)$ dx
Dec
17
revised math problem probability
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Dec
17
revised How would I reverse the order of these integrals?
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