Poles of $\frac{1}{1+x^4}$
11757
How can I compute the integral $\int_{0}^{\infty} \frac{dt}{1+t^4}$?
113230
How can we factor $ q^4 + q^2 + 1$
68421
Residue theorem with $\frac{1}{2\pi}\int_{0}^{2\pi}e^{\cos\theta}\cos(n\theta) d\theta$.
118517
Does this constitute a valid proof that $\frac{x^2}{1+x^4} \leq \frac{1}{2}$?
131485
Continuity of $\frac{x^3y^2}{x^4+y^4}$ at $(0,0)$?
154322
Localizing the zeros of $z^4+z+1$
66087
Calculus of residue of function around poles of fractional order (complex analysis)
105395
Minimal polynomial of $1 + 2^{1/3} + 4^{1/3}$
131893
How to find the roots of $ x^4 + x + 1$ in the extension of $\Bbb F_2$?
47452
Calculus Question: $\int_0^1\frac{(x-x^2)^4}{1+x^2}dx$
145183
finding $\int_0^\infty \dfrac{dx}{1+x^4}$ through complex analysis
86405
Trivial zeros of the Riemann Zeta function
88670
Evaluating $\int \frac{1}{{x^4+1}} dx$
15477
Nice proofs of $\zeta(4) = \frac{\pi^4}{90}$?
142715
Manipulating expression $(\frac{1}{4}+\frac{1}{2^{n+1}})(1-\frac{1}{2^{n+1}})$ in inductive step.
63016
Integration of $\int\frac{1}{x^{4}+1}\mathrm dx$
34095
Calculating residue of pole of order $2$