[Axiom-developer] [bugs #6357] (new) sqrt(-1/abs(x))-1/sqrt(-abs(x))=>0

[Bill Page]

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It relates to:
                bugs #6357, project Axiom Computer Algebra System

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 LATEST MODIFICATIONS of bugs #6357:
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               Posted by: Bill Page <billpage1>
               Posted on: 2005-01-21 05:43 (Canada/Eastern)
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                  Status:                    None -> transferred            


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 OVERVIEW of bugs #6357:
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URL:
  <http://savannah.nongnu.org/bugs/?func=detailitem&item_id=6357>

                 Summary: sqrt(-1/abs(x))-1/sqrt(-abs(x))=>0
                 Project: Axiom Computer Algebra System
            Submitted by: kratt5
            Submitted on: Tue 11/04/2003 at 13:26
                Category: algebra
                Severity: 5 - Average
              Item Group: code bug
                  Status: transferred
                 Privacy: Public
             Assigned to: billpage1
         Originator Name: kratt5
        Originator Email: 
             Open/Closed: Open
                 Release: CVS 3.11.2003
         Reproducibility: None
           Fixed Release: 
           Error message: 
Example of code trigerring the bug: sqrt(-1/abs(x))-1/sqrt(-abs(x))
          Internal cause: 

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should be 2%i/sqrt(x)

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Follow-up Comments:


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Date: Fri 06/11/2004 at 10:43       By: Martin Rubey <kratt6>
patched by patch #3089

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Date: Tue 11/04/2003 at 14:43       By: Martin Rubey <kratt5>
The error occurs, because

sqrt(1/x::Expression Integer)=>1/sqrt(x)

but I don't see why this happens.








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