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version (2.09 KB) by Cleve Moler
How is your week going?


Updated 01 Sep 2016

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Biorhythms are discussed in Cleve's Corner, Blog Edition. See .

Cite As

Cleve Moler (2020). Biorhythm (, MATLAB Central File Exchange. Retrieved .

Comments and Ratings (3)

Claire Jones

I cut & pasted to MATLAB Command window and got this error message...
??? function biorhythm(birthday,plotday)
Error: Function definitions are not permitted at the prompt or in scripts.

I am new to MATLAB,What can I do to fix it?

ayesha qureshi

very innovative!
i am sure this must have been an out come of extensive research and strenous programming!bravo

John Merk



Updated license

Revisions to reflect discussion in the Cleve's Corner Blog.

MATLAB Release Compatibility
Created with R2012a
Compatible with any release
Platform Compatibility
Windows macOS Linux