Re: Fourier Transform
- To: mathgroup at smc.vnet.net
- Subject: [mg124260] Re: Fourier Transform
- From: Bob Hanlon <hanlonr357 at gmail.com>
- Date: Sat, 14 Jan 2012 17:14:34 -0500 (EST)
- Delivered-to: l-mathgroup@mail-archive0.wolfram.com
- References: <201201140756.CAA01348@smc.vnet.net>
$Version "8.0 for Mac OS X x86 (64-bit) (October 5, 2011)" FourierTransform[HeavisideTheta[a - Abs[t]], t, w, Assumptions -> a > 0] // ExpToTrig // Simplify (Sqrt[2/Pi]*Sin[a*w])/w Note that Abs must start with a capital letter Bob Hanlon On Sat, Jan 14, 2012 at 2:56 AM, <jstorch at earthlink.net> wrote: > Mathematica hangs when trying to evaluate the simple Fourier Transform > of H(a-|t|). > > FourierTransform[HeavisideTheta[a-abs[t]],t,w,Assumptions->a>0] > > (The answer should be Sqrt(2/Pi) (Sin[w a])/w ) > -- Bob Hanlon
- References:
- Fourier Transform
- From: jstorch@earthlink.net
- Fourier Transform