struct interaction *iact = xmalloc (sizeof *iact);
iact->vars = xmalloc (sizeof *iact->vars);
iact->n_vars = 0;
- if ( v )
+ if (v)
{
iact->vars[0] = v;
iact->n_vars = 1;
{
ds_put_cstr (str, var_to_string (iact->vars[v]));
if (v + 1 < iact->n_vars)
- ds_put_cstr (str, " * ");
+ ds_put_cstr (str, " × ");
}
}