Re: Piecewise vs. /; ?
- To: mathgroup at smc.vnet.net
- Subject: [mg103935] Re: Piecewise vs. /; ?
- From: Erik Max Francis <max at alcyone.com>
- Date: Tue, 13 Oct 2009 07:20:02 -0400 (EDT)
- References: <email@example.com> <firstname.lastname@example.org>
Szabolcs Horv=E1t wrote: > In short, /; is a programming construct that affects evaluation. > Piecewise is used to represent a mathematical concept: piecewise > functions. > > If you want to do mathematical operations like integration, then use > Piecewise. Condition (/;) is a lot more general than Piecewise, > for example one could write a "function" that returns a different value > in the evening than in the morning, which is obviously not a function in > the mathematical sense, and thus can't be integrated. Got it! Thanks to you and David for responding. -- Erik Max Francis && max at alcyone.com && http://www.alcyone.com/max/ San Jose, CA, USA && 37 18 N 121 57 W && AIM/Y!M/Skype erikmaxfrancis God is love, but get it in writing. -- Gypsy Rose Lee