Trig graphs – how do you feel today?

22 Apr 2007 · Posted in Mathematics 

Biorhythms are interesting. There is no science involved, and they should not be taken seriously.

I have added a section in the math site called Biorhythm Graphs. Check it out.

Biorhythms

Biorhythms are interesting because they are examples of trigonometric curves with different periods.

For a skeptical analysis of biorhythm theory, see Skeptik’s Dictionary.

Comments

4 Responses to “Trig graphs – how do you feel today?”

  1. Steven on April 22nd, 2007 1:25 pm

    What baloney!

    There have to be cycles in our emotions (a woman’s period is an obvious one).

    But this biorhythm stuff is nonsense.

  2. [...] squareCircleZ » Trig graphs – how do you feel today?, Murray Bourne at squareCircleZ has a nice Flash gizmo to show biorhythm graphs and links to a site [...]

  3. madhav thatte on April 14th, 2008 11:41 pm

    Mr. Bourne’s and others’ skepticism is justified in the sense that as mathematicians / scientists, they are unable to affirm that the sine curves would coincide with our actual biorhythms, so that we could derive advantage out of that. Whether it is trying to predict “ our future ” or the “ future prices ” in financial markets − they are equally mythical / truths / unknown / whatever ! Any way, that it is the realm of unknown, and that statistics is a science, medicine is a science, Laplace’s determinism is science, “ butterfly effect is a science ” − why not biorhythms and astrology are so ? This is so, because our life span is not enough to conduct a study, make observations on subjective rather than objective issues, formulate a hypothesis, undertake further study to prove or disprove the validity of that hypothesis to make a theory out of that. It is the complexity of the subject that precludes it from a scientific study [ by current definition of science ].

  4. zac on April 15th, 2008 6:26 pm

    Thanks for the input, madhav. Actually, I’m inclined to believe in some sort of biorhythms, but not as per the graph above.

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