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Bug #1773

CyclotomicFactorIndexes: gave wrong answer

Added by John Abbott 5 months ago. Updated 4 months ago.

Status:
Closed
Priority:
Normal
Assignee:
John Abbott
Category:
Maths Bugs
Target version:
CoCoALib-0.99850
Start date:
09 Dec 2023
Due date:
% Done:

100%

Estimated time:
0.99 h
Spent time:
0.95 h

Description

I got a wrong answer from CyclotomicFactorIndexes; it missed the index 6

/**/ g := cyclotomic(3,x) * cyclotomic(4,x) * cyclotomic(6,x);
/**/ CyclotomicFactorIndexes(g);
[3,  4]

History

#1 Updated by John Abbott 5 months ago

  • Status changed from New to Resolved
  • % Done changed from 0 to 80

I think I have fixed it now. I'd better add a test.

#2 Updated by John Abbott 4 months ago

  • Status changed from Resolved to Closed
  • % Done changed from 80 to 100
  • Estimated time set to 0.99 h

I have added an exbug test.
Closing.

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