bugAxiom Computer Algebra System - Bugs: bug #9297, output misses some parenthesis


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bug #9297: output misses some parenthesis

Submitter:  Martin Rubey <kratt6>
Submitted:  Fri 11 Jun 2004 10:37:10 AM UTC
Category:  interpreter Severity:  3 - Normal
Item Group:  code bug Status:  None
Privacy:  Public Assigned to:  None
Originator Name:  kratt6 Open/Closed:  Open
Release:  tla June 9, 2004 Reproducibility:  None
Fixed Release: 
Error message: 

Example of code trigerring the bug: 

product(summation(i*j, i=a..b),j=c..d)

Internal cause: 

Tue 25 Nov 2008 05:12:57 AM UTC, comment #2: 
[Added information or comment]

wrong fix. The answer should be:

      b       d - c + 1
     --+     2
     >      i

The information on the bug you submitted has been modified.

Tim Daly <axiom>
Group administrator
Sat 12 Jun 2004 04:06:41 PM UTC, comment #1: 
Martin Rubey <kratt6>
Fri 11 Jun 2004 10:37:10 AM UTC, original submission:  

internally everything is correct, as can be seen by

)set output tex on
product(summation(i*j, i=a..b),j=c..d)

Martin Rubey <kratt6>


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    Follows 1 latest change.

    Date Changed by Updated Field Previous Value => Replaced by
    2008-11-25 axiom Example of code trigerring the bugproduct(summation(i*j, i=a..b),j=c..d) sum(operator(f)(i)+1,i=1..n) product(summation(i*j, i=a..b),j=c..d) sum(operator(f)(i)+1,i=1..n)

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