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Code : Tout sélectionner

// -*- compile-command: "g++ -g size-giac-1.5.0.87.cc -lgiac -lgmp" -*-
#include <giac/config.h>
#include <giac/giac.h>

using namespace std;
using namespace giac;

int main(){

  string s("seq[]");
  giac::context ct;
  gen c1(s,&ct);
  c1=eval(c1,1,&ct);
 cout << _size(c1,&ct) <<endl;
 cout << c1[0] <<endl;
//it gives with giac 1.5.0.87
//["atom","cplx","idnt","frac","vector","symb","strng","other","total"],[0,0,0,0,1,0,0,0,80]]
// but  with giac 1.5.0.63 and earlier it gives 0 as expected
return 0;
}

Code : Tout sélectionner

[["atom","cplx","idnt","frac","vector","symb","strng","other","total"],[0,0,0,0,1,0,0,0,80]]

Code : Tout sélectionner

1>> len(seq[])
[["atom","cplx","idnt","frac","vector","symb","strng","other","total"],[0,0,0,0,1,0,0,0,80]]
13>> L:=2,3,4
2,3,4
15>> len(L[2:2])
[["atom","cplx","idnt","frac","vector","symb","strng","other","total"],[3,0,0,0,2,0,0,0,160]]