Short way to solve integration of unique problem of rational function which cannot be solved by substitution
39629
Indefinite integration of $\int \frac{1}{1+\sqrt{x^2+2x+2}}dx$
86893
Show that it is impossible to list the rational numbers in increasing order
17986
Contour method to solve $\int^\infty_0\frac{\ln(1+x)}{1+x^2}\,dx$
42789
Integrate by Partial Fractions or Substitution
100319
Functional equation with strange property about irrational numbers
109706
Fast way to come up with solutions to $x(x-1)(x-2)(x-3)=1$?
145549
Generalizing values which Euler's-totient function does not take
13978
Calculating the integral $\int_0^\infty \frac{\cos x}{1+x^2}\, \mathrm{d}x$ without using complex analysis
124073
solving for one solution to a system of polynomials
126576
Most efficient way to integrate $\int_0^\pi \sqrt{4\sin^2 x - 4\sin x + 1}\,dx$?
61808
Putnam 1967 problem, integration
55302
Rational values of trigonometric functions
1417
How to integrate the product of two or more polynomials raised to some powers, not necessarily integral
107089
finding rational roots of polynomials
68456
Prove that there exists irrational numbers $x$ and $y$ such that $x + y$ is rational, without using subtraction
24832
Integrating $\frac{1}{\sqrt{ax^2+bx+c}}$ for $a<0$
115834
Cubic polynomial with three (distinct) irrational roots