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Feature #1724

New function: AdjacentMinors

Added by Anna Maria Bigatti about 1 year ago. Updated about 1 year ago.

Status:
Closed
Priority:
Normal
Assignee:
Anna Maria Bigatti
Category:
CoCoA-5 function: new
Target version:
CoCoA-5.4.2
Start date:
16 Feb 2023
Due date:
% Done:

100%

Estimated time:
Spent time:
0.50 h

Description

For CoCoA School Hue.
Choose the best interface.

History

#1 Updated by Anna Maria Bigatti about 1 year ago

  • Status changed from New to Resolved
  • % Done changed from 0 to 70

done and pre-released for testing
Still to do: manual

#2 Updated by Anna Maria Bigatti about 1 year ago

  • Status changed from Resolved to Feedback
  • % Done changed from 70 to 90

Documentation done

/**/ use P ::= QQ[x[1..4],y[1..4]];
/**/ M := matrix([indets(P,"x"), indets(P,"y")]);  M;
matrix( /*RingWithID(14, "QQ[x[1],x[2],x[3],x[4],y[1],y[2],y[3],y[4]]")*/
 [[x[1], x[2], x[3], x[4]],
  [y[1], y[2], y[3], y[4]]])

/**/ AdjacentMinors(M,2);
[-x[2]*y[1] +x[1]*y[2],  -x[3]*y[2] +x[2]*y[3],  -x[4]*y[3] +x[3]*y[4]]

#3 Updated by Anna Maria Bigatti about 1 year ago

  • Status changed from Feedback to Closed
  • % Done changed from 90 to 100

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