Re: Taking the Log causing Mathematica kernel crash.

*To*: mathgroup at smc.vnet.net*Subject*: [mg57059] Re: Taking the Log causing Mathematica kernel crash.*From*: "Nasser Abbasi" <nma at 12000.org>*Date*: Sat, 14 May 2005 04:57:57 -0400 (EDT)*References*: <d615dg$nn1$1@smc.vnet.net>*Reply-to*: "Nasser Abbasi" <nma at 12000.org>*Sender*: owner-wri-mathgroup at wolfram.com

"me" <nma at 12000.org> wrote in message news:d615dg$nn1$1 at smc.vnet.net... > Mathematica 5.1 on Windows. > This is another small variation on this problem of the Log[] Now, this causes Mathematica kernel to start eating all the memory very quickly with full CPU consumption. Clear["Global`*"] f[t_] := Sin[3.5*t] + 2*Cos[2*t]; g[t_] := Piecewise[{{0, t < -2*Pi}, {f[t], t >= -2*Pi && t <= 2*Pi}, {0, t > 2*Pi}}]; c[w_] := Integrate[g[t]*Exp[(-I)*w*t], {t, -Infinity, Infinity}]; Plot[20*Log[10, Abs[c[w]]^2 +0.01], {w, -5, 5}, PlotRange -> All] Nasser