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Re: Practical problem

  • To: mathgroup at
  • Subject: [mg53110] Re: Practical problem
  • From: mathma18 at (Narasimham)
  • Date: Thu, 23 Dec 2004 07:59:57 -0500 (EST)
  • References: <4hu925t53wf6@legacy>
  • Sender: owner-wri-mathgroup at

On 5 Dec 04 16:20:11 -0500 (EST), Steven wrote:
>Hi there,
>I just found one problem with my Mathematica 5.0, can anyone tell me
>why this happened and how to fix it:
>When I run some basic built-in functions, sometimes the functions
>don't respond: either the title bar says "running..." or just hang
>there. However, after I close Mathematica or reboot my computer, the
>functions work fine. This problem happens after I run a couple
>Notebook files.
>If I typed in:
>In[1]= LaplaceTransform[Sin[t],t,s]
>Most likely Mathematica will respond "Running LaplaceTable.." Then I
>closed Mathematica and re-ran, everything is fine. Similar problem
>like DSolve, etc. I even used the exact example notebook file to
test,still the same thing.

Clear[t,s] .. clear all variables and functions before use, to delink
earlier used names and labels.  

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