Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

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**krassi_holmz****Real Member**- Registered: 2005-12-02
- Posts: 1,905

Why does the chain equation is

IPBLE: Increasing Performance By Lowering Expectations.

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**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 20,751

The hyperbolic cosine. If you are interested in knowing more about hyperbolic functions, go to this link. Nice explanations, neat graphs.

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge - Enrico Fermi.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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**John E. Franklin****Member**- Registered: 2005-08-29
- Posts: 3,588

Yeah, I just read about that last week. Take the sine function and express it

with complex equation, then remove the imaginary i's and you get the

hyperbolic function. Something like that.

**igloo** **myrtilles** **fourmis**

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