From: Ros@invalid.invalid   
      
   On Mon, 14 Nov 2016 11:01:13 -0700, Jeff Barnett wrote:   
   >Rosario19 wrote on 11/14/2016 10:06 AM:   
   >> v(y:POLY INT):Boolean==   
   >>  local c,q   
   >>  c:=factors(y); q:= #c   
   >>  output [q,c]   
   >>  if     (q=1)::Boolean and c.1.exponent<2     then r:=true   
                                                         ^   
   >>  else if(q=2)::Boolean and ground?(c.1.factor)then r:=true   
                                                         ^   
   >>  else r:=false   
            ^   
   >>  r   
       ^   
      
   >What's r in the above? Did you mean q?   
      
   no, I mean r...   
      
   in what i understand it is a global variable   
   that is return to the caller   
   but possibly i not understand well   
      
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