Re: what is wrong with this code?
- To: mathgroup at smc.vnet.net
- Subject: [mg130335] Re: what is wrong with this code?
- From: Bill Rowe <readnews at sbcglobal.net>
- Date: Wed, 3 Apr 2013 04:11:42 -0400 (EDT)
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- Delivered-to: l-mathgroup@wolfram.com
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On 4/2/13 at 3:24 AM, dougwangsaif at gmail.com wrote: >f[x_] := If[EvenQ[IntegerPart[x]], 0.4, 0.8]; Plot[f[x], {x, 1, >101}] Nothing. But if you are expecting the plot to be a square wave you will need to change the defaults that determine how plot samples the function f. Read the documentation for Plot. Pay particular attention to options PlotPoints and MaxRecursion.