Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2007
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2007

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: About UnitStep and ZeroValue

  • To: mathgroup at smc.vnet.net
  • Subject: [mg76073] Re: About UnitStep and ZeroValue
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Wed, 16 May 2007 05:17:37 -0400 (EDT)
  • Organization: Uni Leipzig
  • References: <f2bsqj$gon$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de

Hi,

Unprotect[UnitStep]
UnitStep[0] = 1/2
Protect[UnitStep]

Regards
   Jens

solidifire wrote:
> In Mathematica 3.0, UnitStep is defined in package
> Calculus`DiracDelta`
> and there is an option named ZeroValue, which enables the user to
> define
> the value of UnitStep[0].
> 
> http://documents.wolfram.com/v3/AddOns/Calc_DiracDelta-.html
> or
> http://tinyurl.com/35rtl7
> 
> In Mathematica 5.0, UnitStep is a built-in function and the default
> value of UnitStep[0] is 1. It seems that ZeroValue is no longer
> accessible. Is there any method of changing this default value?
> 
> Thank you in advance.
> 
> 


  • Prev by Date: Re: weird behavior when plotting multiple functions in 6.0
  • Next by Date: Re: Re: Where is the Mathematica Book in
  • Previous by thread: Re: About UnitStep and ZeroValue
  • Next by thread: Re: About UnitStep and ZeroValue