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A comment on Interpolation Tricks. Parent comment

Re:Interpolation Tricks by dietrichepp on Saturday February 23, 2013 @05:06AM (#5269196)
Do you mean "smooth everywhere"? The Weierstrauss function is continuous everywhere, but you wouldn't use it for interpolation:

http://en.wikipedia.org/wiki/Weierstrass_function

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Re:Interpolation Tricks by ycombobreaker on Saturday February 23, 2013 @10:46AM (#5269981)
Yes, thank you. After reading a bit more, smoothness is what I'm looking for. One of the _derivatives_ of the smoothstep is discontinuous at the endpoint.
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