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Jul
24
revised $U_n= \int_{0}^{1}\frac{1}{1+x^{n}}dx$
edited tags
Jul
24
revised Evaluating $\int_0^1 \frac{1}{\sqrt{\Gamma(x)}} dx$
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Jul
23
revised Integrate $\int_{-\infty}^{+\infty} \frac{1}{\sqrt{P(x)}}e^{-ax^2 - bx - c}dx$ where $P$ is a polynomial of degree $6$
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Jul
23
revised Arithmetic mean of $L^2$ function is $L^2$
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Jul
23
revised $0<\int_0^\infty\frac{\sin t}{\ln(1+x+t)} dt<\frac{2}{\ln(1+x)}$
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Jul
23
comment Integration of $\int \frac{(1 + x)\sin x}{(x^2 +2 x)\cos^2 x-(1 + x)\sin2x}dx$
Answer: integrals.wolfram.com/…
Jul
20
revised Integration of Bessel function of the second kind
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Jul
20
revised Any comment on an integral
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Jul
20
revised How to confirm the number of real root of a quartic equation?
edited tags; edited title
Jul
20
revised Closed Form for $~\int_0^1\frac{\text{arctanh }x}{\tan\left(\frac\pi2~x\right)}~dx$
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Jul
17
revised What is the integral of a function from $\infty$ to $\infty$?
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Jul
17
revised Is it possible to find indefinite integral of $\int \frac{1} {{\sin(x)+\sec^2(x)}}\mathrm{d}x$?
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Jul
17
comment The Laplace transform of $\frac{\ln(1+at)}{1+t}$
How about the cases of general $a$ ?
Jul
17
revised solving system of two equations
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Jul
17
revised Explicit solution for equation
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Jul
13
revised How to calculate this Ei(x)-involved definite integral?
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Jul
13
revised How do I evaluate this integral :$\int \frac{1}{ \sqrt{1-x^2} } \arctan( \frac{\sqrt{1-x^2}}{2})dx$?
added 2 characters in body; edited tags
Jul
13
revised system of non-homogeneous advection equations
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Jul
13
revised how to solve nonlinear system of equations
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Jul
13
revised Simultaneous equation with fractional solutions.
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