integral()

Core Math

integral() is a MATLAB®-compatible core math function for numerical integration using composite simpson's rule (1000 fixed steps). may be inaccurate for functions with singularities at endpoints. Run it online in your browser with SimLab — free, no install, no license required.

Numerical integration using composite Simpson's rule (1000 fixed steps). May be inaccurate for functions with singularities at endpoints.

Syntax

integral(fun, a, b)

Examples — run integral() in your browser

integral(@(x) x.^2, 0, 1)
▶ Run

See Also

More Core Math Functions

Browse other free, MATLAB®-compatible core math functions in SimLab:

Browse all 510+ SimLab functions →

Frequently Asked Questions about integral()

Is the integral() function free to use in SimLab?

Yes. SimLab is 100% free — no signup, no license, and no usage limits. You can run integral() and 510+ other MATLAB®-compatible functions directly in your browser at simulations4all.com/simlab.

Do I need to install MATLAB to use integral()?

No. SimLab runs entirely in your web browser with zero installation. The integral() function works without any MATLAB® license or software download.

What does integral() do?

Numerical integration using composite Simpson's rule (1000 fixed steps). May be inaccurate for functions with singularities at endpoints. It is a MATLAB®-compatible core math function available in SimLab with the same calling syntax as MATLAB® — typically: integral(fun, a, b).

Can I run integral() in my browser?

Yes. Open SimLab at simulations4all.com/simlab, write or paste code that calls integral(), and run it. Execution happens locally in your browser — no data leaves your machine.

Try SimLab — MATLAB®-compatible, free, in your browser

510+ functions. Runs in your browser. No install. No license.

Open SimLab

MATLAB® is a registered trademark of The MathWorks, Inc. SimLab is an independent project by Simulations4All and is not affiliated with, endorsed by, or sponsored by The MathWorks, Inc.

Stay Updated

Get notified about new simulations and tools. We send 1-2 emails per month.