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vermaseren / form

The FORM project for symbolic manipulation of very big expressions
GNU General Public License v3.0
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Broken RAT #180

Closed tueda closed 7 years ago

tueda commented 7 years ago

Currently PolyRatFun rat,RAT is broken:

S ep;
CF rat,RAT;
PolyRatFun rat,RAT;

L F = 1;

P "A1:%t";
multiply RAT(1+ep,1);
P "A2:%t";
P;
.sort

P "B1:%t";
multiply RAT(1+ep,1);
P "B2:%t";
P;
.sort

P;
.end
FORM 4.1 (Apr  3 2017, v4.1-20131025-315-g74cfccd) 64-bits  Run: Mon Apr  3 12:02:01 2017

A1: + 1
A2: + rat(1,1 + ep)

   F =
      rat(1,1 + ep);

B1: + rat(1,1 + ep)
B2: + rat(1,0)

   F =
      rat(1,0);

Division by zero during normalization
Program terminating at test.frm Line 19 -->
tueda commented 7 years ago

Fixed by 2fb697d41.