isfinite()

Core Math

isfinite() is a MATLAB®-compatible core math function for check for finite values (not nan or inf). Run it online in your browser with SimLab — free, no install, no license required.

Check for finite values (not NaN or Inf).

Syntax

isfinite(x)

Examples — run isfinite() in your browser

isfinite(1)
▶ Run
isfinite(1/0)
▶ Run

See Also

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Frequently Asked Questions about isfinite()

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

The browser workspace requires no MATLAB® license or installation. Connected features require network access and may have account, tier, availability, or usage limits. You can open isfinite() and 510+ other MATLAB®-compatible function references at simulations4all.com/simlab.

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

No. SimLab’s core parser, workspace state, and most functions run locally in your browser. The isfinite() function requires no MATLAB® license or desktop software download.

What does isfinite() do?

Check for finite values (not NaN or Inf). It is a MATLAB®-compatible core math function available in SimLab with the same calling syntax as MATLAB® — typically: isfinite(x).

Can I run isfinite() in my browser?

Yes. Open SimLab at simulations4all.com/simlab, write or paste code that calls isfinite(), and run it. This function’s calculation runs locally in the browser. SimLab session analytics, sharing, feedback, and eligible acceleration have separate network boundaries.

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