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Integral calculator
Evaluate definite integrals and find supported antiderivatives in editable mathematical notation.
How to use this calculator
Change the integrand, bounds and integration variable. For an antiderivative, remove the bounds.
Tap the math below to edit it and see the result. Once a result is ready, press Tab on a hardware keyboard to accept it. Outside a matrix, Return completes the line; the phone math keyboard has the same Return action.
Try it here
Interactive tools require JavaScript. You can read the guide and example without it.
What to know
A symbolic answer is not guaranteed for every integrand. Improper integrals require convergence; numerical answers are approximations.
Mathlean combines visual mathematical input with computation and canvas tools. Results depend on the expression and available engine support; check important answers independently.