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- Improper integral
- Double Integral
- Triple Integral
- Curvilinear integral
- Derivative Step by Step
- Differential equations Step by Step
- Limits Step by Step
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How to use it?
- Integral of d{x}:
- Integral of √(a^2-x^2)
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Integral of exp(7*x)*sin(x)
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Integral of cos^4(2x)
- Integral of e^(-x)/x
- Derivative of:
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e^(-x)/x
- Limit of the function:
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e^(-x)/x
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Identical expressions
- e^(-x)/x
- e to the power of ( minus x) divide by x
- e(-x)/x
- e-x/x
- e^-x/x
- e^(-x) divide by x
- e^(-x)/xdx
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Similar expressions
- e^(x)/x
- xe^(-x)/(x+2)
Integral of e^(-x)/x dx
The solution
You have entered
[src]
1 / | | -x | E | --- dx | x | / 0
$$\int\limits_{0}^{1} \frac{e^{- x}}{x}\, dx$$
Integral(E^(-x)/x, (x, 0, 1))
Detail solution
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Add the constant of integration:
EiRule(a=-1, b=0, context=E**(-x)/x, symbol=x)
The answer is:
The answer (Indefinite)
[src]
/ | | -x | E | --- dx = C + Ei(-x) | x | /
$$\int \frac{e^{- x}}{x}\, dx = C + \operatorname{Ei}{\left(- x \right)}$$
The answer
[src]
/ pi*I\ oo + Ei\e /
$$\infty + \operatorname{Ei}{\left(e^{i \pi} \right)}$$
=
=
/ pi*I\ oo + Ei\e /
$$\infty + \operatorname{Ei}{\left(e^{i \pi} \right)}$$
oo + Ei(exp_polar(pi*i))
Use the examples entering the upper and lower limits of integration.