query: How can I do this? $\int\frac{dx}{x^4+1}$
positive_passages.docid: 38515
positive_passages.text: Integral of $\frac{1}{x^4+1}$
negative_passages.docid: 154219
negative_passages.text: Help with integral $\int\frac{1}{\sqrt{\tan x}}dx$
negative_passages.docid: 88368
negative_passages.text: Evaluating $\int_0^1 \sqrt{1 + x ^4 } \, d x $
negative_passages.docid: 145907
negative_passages.text: How do you evaluate this integral $\int \frac{6x^{3}+7x^2-12x+1}{\sqrt{x^2+4x+6}}dx$
negative_passages.docid: 57686
negative_passages.text: Finding $ \int^1_0 \frac{\ln(1+x)}{x}dx$
negative_passages.docid: 38511
negative_passages.text: Evaluation of $\int\frac{1}{x^2.(x^4+1)^{\frac{3}{4}}}dx$
negative_passages.docid: 88757
negative_passages.text: Calculus 2 integral $\int {\frac{2}{x\sqrt{x+1}}}\, dx$
negative_passages.docid: 112551
negative_passages.text: Demystify integration of $\int \frac{1}{x} \mathrm dx$
negative_passages.docid: 48233
negative_passages.text: Evaluating $\int_0^\infty \frac{dx}{1+x^4}$.
negative_passages.docid: 15185
negative_passages.text: Simplest way to integrate $\int \frac{1}{1+\tan x}dx,$
negative_passages.docid: 34855
negative_passages.text: Evaluate the integral: $\int_{0}^{1} \frac{\ln(x+1)}{x^2+1} \mathrm dx$
negative_passages.docid: 26096
negative_passages.text: Evaluating $\int \frac{\sin{x}+\cos{x}}{\sin^4{x}+\cos^4{x}} \mathrm dx$
negative_passages.docid: 88372
negative_passages.text: Integrate : $\int \frac{\sin x}{\sin4x} \,dx$
negative_passages.docid: 104094
negative_passages.text: Integral of $\frac{1}{(1+x^2)^2}$
negative_passages.docid: 68241
negative_passages.text: Integral $\int_0^1 \frac{\ln(1-x)\ln(1+x^2)}{x}dx$
negative_passages.docid: 123767
negative_passages.text: How to integrate $\int \frac{1}{\cos(x)}\,\mathrm dx$
negative_passages.docid: 57224
negative_passages.text: Compute $\int_0^\infty \frac{dx}{1+x^3}$