polyfit()

Statistics

polyfit() is a MATLAB®-compatible statistics function for polynomial fit of degree n. returns coefficients [a_n, ..., a_0]. Run it online in your browser with SimLab — free, no install, no license required.

Polynomial fit of degree n. Returns coefficients [a_n, ..., a_0].

▶ Try polyfit() in SimLab — Free

Syntax

polyfit(x, y, n)

Examples — run polyfit() in your browser

polyfit([1, 2, 3], [2, 5, 10], 2)

▶ Run

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Frequently Asked Questions about polyfit()

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

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

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

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

What does polyfit() do?

Polynomial fit of degree n. Returns coefficients [a_n, ..., a_0]. It is a MATLAB®-compatible statistics function available in SimLab with the same calling syntax as MATLAB® — typically: polyfit(x, y, n).

Can I run polyfit() in my browser?

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

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