Re: nonLinearFit and nonLinearRegress
- To: mathgroup at smc.vnet.net
- Subject: [mg55353] Re: nonLinearFit and nonLinearRegress
- From: Peter Pein <petsie at arcor.de>
- Date: Sun, 20 Mar 2005 04:11:46 -0500 (EST)
- References: <d1ecpc$etg$1@smc.vnet.net> <d1gt5e$hp$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Peter Pein wrote: > John Hawkin wrote: > ... >> >>h[B]:=2/(B pi) NIntegrate[x Sin[x] Exp[-(x/B)^3/2], {x, 0, inf}, >>Method-Oscillatory]; >>holts[c_, d_, Q_]:= NIntegrate[h[B], {B, c/Q, d/Q}]; ... >>John Hawkin >> > > Hi John, ... > > Assuming[Element[B, Reals] && z > 0, > Integrate[(2*Integrate[(x*Sin[x])/E^((1/2)*(x/B)^2), {x, 0, > Infinity}])/(B*Pi), {B, 0, z}]] > Daniel Lichtblau has got better eyes (or glasses ;-) ) -- sorry -- Peter Pein Berlin