integration of list_sum and list_max
integration of list_sum and list_max

ejgallego/coq,Zimmi48/coq,ejgallego/coq,ejgallego/coq,gares/coq,gares/coq,Zimmi48/coq,gares/coq,silene/coq,silene/coq,SkySkimmer/coq,JasonGross/coq,Zimmi48/coq,SkySkimmer/coq,SkySkimmer/coq,Zimmi48/coq,coq/coq,JasonGross/coq,coq/coq,ejgallego/coq,coq/coq,gares/coq,JasonGross/coq,gares/coq,coq/coq,silene/coq,SkySkimmer/coq,JasonGross/coq