diag()

Linear Algebra

diag() is a MATLAB®-compatible linear algebra function for create diagonal matrix from vector, or extract diagonal. Run it online in your browser with SimLab — free, no install, no license required.

Create diagonal matrix from vector, or extract diagonal.

▶ Try diag() in SimLab — Free

Syntax

diag(v)

diag(A)

Examples — run diag() in your browser

diag([1, 2, 3])

▶ Run

diag([1 2; 3 4])

▶ Run

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inv()det()eig()svd()lu()qr()

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Frequently Asked Questions about diag()

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

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

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

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

What does diag() do?

Create diagonal matrix from vector, or extract diagonal. It is a MATLAB®-compatible linear algebra function available in SimLab with the same calling syntax as MATLAB® — typically: diag(v).

Can I run diag() in my browser?

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

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