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From: | Klaartje en Mathieu Melenhorst |
Subject: | RE: Qustion about data range selection |
Date: | Sat, 7 Jan 2012 19:04:37 +0000 |
Dear Jordi,
Thank you very much for the very fast answer! Regards, Mathieu > Date: Sat, 7 Jan 2012 13:28:47 -0500 > Subject: Re: Qustion about data range selection > From: address@hidden > To: address@hidden > CC: address@hidden > > On 7 January 2012 13:08, Klaartje en Mathieu Melenhorst > <address@hidden> wrote: > > In MathCad I used the boolean "if" to change a mathematic operation, > > depending on the input data. > > > > t:=0,(pi/100)..4pi > > > > y(t):=|sin(t) if t<=2pi > > |cos(t) if t>2pi > > > > > > How can this be implemented in Octave? > > Use the ifelse command: > > t = linspace(0, 4*pi, 100); > y = ifelse(t <= 2*pi, sin(t), cos(t)) > > HTH, > - Jordi G. H. |
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