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20181026 10:02:46 0600  commented question  Indefinite integral is incorrect @tmonteli, I use sage 8.1 
20181026 07:08:37 0600  asked a question  Indefinite integral is incorrect

20161201 10:48:17 0600  commented answer  Sage incorrectly evaluates series OK. Thank you. 
20161201 09:11:02 0600  commented answer  Sage incorrectly evaluates series I've got ValueError: Mathematica cannot make sense of input sum(1/((2*x+1)^24)^2,x,0,Infinity, algorithm='mathematica') 
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20161201 03:02:43 0600  asked a question  Sage incorrectly evaluates series It incorrectly evaluates $\displaystyle\sum_{n=0}^{\infty}\frac{1}{((2n+1)^24)^2}=\frac{\pi^2}{64}\frac{1}{12}$, but correct answer is $\displaystyle\frac{\pi^2}{64}$ 
20161201 03:02:43 0600  asked a question  Sage incorrectly evaluates series It incorrectly evaluates $\displaystyle\sum_{n=0}^{\infty}\frac{1}{((2n+1)^24)^2}=\frac{\pi^2}{64}\frac{1}{12}$, but correct answer is $\displaystyle\frac{\pi^2}{64}$ 