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?
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 subs() and 510+ other MATLAB®-compatible function references at simulations4all.com/simlab.
Do I need to install MATLAB to use subs()?
No. SimLab’s core parser, workspace state, and most functions run locally in your browser. The subs() function requires no MATLAB® license or desktop 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. This function’s calculation runs locally in the browser. SimLab session analytics, sharing, feedback, and eligible acceleration have separate network boundaries.
Try SimLab — MATLAB®-compatible, free, in your browser
510+ functions. Runs in your browser. No install. No license.
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