Services & Resources / Wolfram Forums
MathGroup Archive
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2006

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

Search the Archive

Re: Limit bug?

  • To: mathgroup at
  • Subject: [mg65911] Re: [mg65904] Limit bug?
  • From: Bob Hanlon <hanlonr at>
  • Date: Sun, 23 Apr 2006 06:17:11 -0400 (EDT)
  • Reply-to: hanlonr at
  • Sender: owner-wri-mathgroup at

I don't know why the second form does not evaluate but you can force it with 

Limit[TrigToExp[x - Log[Cosh[x]]], x->Infinity]


Bob Hanlon

> From: "Ray Koopman" <koopman at>
To: mathgroup at
> Subject: [mg65911] [mg65904] Limit bug?
> Does anyone have an explanation for this?
> I was expecting Out[2] to be Log[2].
> In[1]:= Limit[ Log[Cosh[x]] - x, x -> Infinity]
> Out[1]= -Log[2]
> In[2]:= Limit[ x - Log[Cosh[x]], x -> Infinity]
> Out[2]= Limit[x-Log[Cosh[x]],x\[Rule]\[Infinity]]

  • Prev by Date: How to extract functions from a list and call them with any argument?
  • Next by Date: Re: A bug in ListPlot3D ?
  • Previous by thread: Limit bug?
  • Next by thread: Re: Re: Limit bug?