Partial fractions for $1/(x^4 + 1)$
88670
Evaluating $\int \frac{1}{{x^4+1}} dx$
121554
Finding $\sum\frac{1}{2^n(n+1)}$
137610
Finding the field of fractions of a quotient of a polynomial ring.
110438
Answer when integrating by partial fractions
41295
Divisibility, LCM and GCD for fractions (rationals)
77983
Shortest method for $\int_{0}^{1}\frac{x^{4}\left(1-x\right)^{4}}{1+x^{2}}$
37603
Finding the Integer part of $\sum_{k=2} ^{9999}\frac{1}{\sqrt k}$
63016
Integration of $\int\frac{1}{x^{4}+1}\mathrm dx$
50606
Find $\sum\limits_{k\, \text{ odd}} \frac{2(k^2-1)}{k^4+k^2+1}$
71078
Is this a valid partial fraction decomposition?
56048
Limit at infinity of $x^{1/x}$
21121
Express $w$ and $1/w$ for $w=\frac {\sqrt2+\sqrt3}{\sqrt5-\sqrt3}$ in the simplest form with a rational denominator
142715
Manipulating expression $(\frac{1}{4}+\frac{1}{2^{n+1}})(1-\frac{1}{2^{n+1}})$ in inductive step.
126105
Compute $\sum_{k=1}^{n} \frac 1 {k(k + 1)} $
81596
Series expansion at $x=0$ of $\frac{3x}{1+x^2 + x^4}$
107955
Egyptian fractions with prime power denominators summing to 1?
129236
Continued fraction for $\frac{1}{e-2}$