subs()
Symbolic
subs() is a MATLAB®-compatible symbolic function for substitute a sub-expression or variable with a new value in a symbolic expression. Run it online in your browser with SimLab — free, no install, no license required.
Substitute a sub-expression or variable with a new value in a symbolic expression.
Syntax
subs(expr, old, new)
Examples — run subs() in your browser
See Also
Frequently Asked Questions about subs()
Is the subs() function free to use in SimLab?
Yes. SimLab is 100% free — no signup, no license, and no usage limits. You can run subs() and 510+ other MATLAB®-compatible functions directly in your browser at simulations4all.com/simlab.
Do I need to install MATLAB to use subs()?
No. SimLab runs entirely in your web browser with zero installation. The subs() function works without any MATLAB® license or software download.
What does subs() do?
Substitute a sub-expression or variable with a new value in a symbolic expression. It is a MATLAB®-compatible symbolic function available in SimLab with the same calling syntax as MATLAB® — typically: subs(expr, old, new).
Can I run subs() in my browser?
Yes. Open SimLab at simulations4all.com/simlab, write or paste code that calls subs(), and run it. Execution happens locally in your browser — no data leaves your machine.
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510+ functions. Runs in your browser. No install. No license.
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