Input TRS: 1: function(iszero(),0(),dummy,dummy2) -> true() 2: function(iszero(),s(x),dummy,dummy2) -> false() 3: function(p(),0(),dummy,dummy2) -> 0() 4: function(p(),s(0()),dummy,dummy2) -> 0() 5: function(p(),s(s(x)),dummy,dummy2) -> s(function(p(),s(x),x,x)) 6: function(plus(),dummy,x,y) -> function(if(),function(iszero(),x,x,x),x,y) 7: function(if(),true(),x,y) -> y 8: function(if(),false(),x,y) -> function(plus(),function(third(),x,y,y),function(p(),x,x,y),s(y)) 9: function(third(),x,y,z) -> z Number of strict rules: 9 Direct Order(PosReal,>,Poly) ... failed. Freezing function 1: function❆1_iszero(0(),dummy,dummy2) -> true() 2: function❆1_iszero(s(x),dummy,dummy2) -> false() 3: function❆1_p(0(),dummy,dummy2) -> 0() 4: function❆1_p(s(0()),dummy,dummy2) -> 0() 5: function❆1_p(s(s(x)),dummy,dummy2) -> s(function❆1_p(s(x),x,x)) 6: function❆1_plus(dummy,x,y) -> function❆1_if(function❆1_iszero(x,x,x),x,y) 7: function❆1_if(true(),x,y) -> y 8: function❆1_if(false(),x,y) -> function❆1_plus(function❆1_third(x,y,y),function❆1_p(x,x,y),s(y)) 9: function❆1_third(x,y,z) -> z 10: function(plus(),_3,_4,_5) ->= function❆1_plus(_3,_4,_5) 11: function(p(),_3,_4,_5) ->= function❆1_p(_3,_4,_5) 12: function(if(),_3,_4,_5) ->= function❆1_if(_3,_4,_5) 13: function(third(),_3,_4,_5) ->= function❆1_third(_3,_4,_5) 14: function(iszero(),_3,_4,_5) ->= function❆1_iszero(_3,_4,_5) Number of strict rules: 9 Direct Order(PosReal,>,Poly) ... failed. Dependency Pairs: #1: #function❆1_plus(dummy,x,y) -> #function❆1_if(function❆1_iszero(x,x,x),x,y) #2: #function❆1_plus(dummy,x,y) -> #function❆1_iszero(x,x,x) #3: #function(third(),_3,_4,_5) ->? #function❆1_third(_3,_4,_5) #4: #function(p(),_3,_4,_5) ->? #function❆1_p(_3,_4,_5) #5: #function(if(),_3,_4,_5) ->? #function❆1_if(_3,_4,_5) #6: #function(iszero(),_3,_4,_5) ->? #function❆1_iszero(_3,_4,_5) #7: #function(plus(),_3,_4,_5) ->? #function❆1_plus(_3,_4,_5) #8: #function❆1_p(s(s(x)),dummy,dummy2) -> #function❆1_p(s(x),x,x) #9: #function❆1_if(false(),x,y) -> #function❆1_plus(function❆1_third(x,y,y),function❆1_p(x,x,y),s(y)) #10: #function❆1_if(false(),x,y) -> #function❆1_third(x,y,y) #11: #function❆1_if(false(),x,y) -> #function❆1_p(x,x,y) Number of SCCs: 2, DPs: 3, edges: 3 SCC { #8 } Removing DPs: Order(PosReal,>,Sum)... succeeded. s(x1) weight: (/ 1 4) + x1 function❆1_third(x1,x2,x3) weight: 0 #function❆1_iszero(x1,x2,x3) weight: 0 #function❆1_plus(x1,x2,x3) weight: 0 function❆1_p(x1,x2,x3) weight: 0 false() weight: 0 #function(x1,x2,x3,x4) weight: 0 third() weight: 0 #function❆1_third(x1,x2,x3) weight: 0 iszero() weight: 0 #function❆1_if(x1,x2,x3) weight: 0 function❆1_if(x1,x2,x3) weight: 0 true() weight: 0 function(x1,x2,x3,x4) weight: 0 function❆1_plus(x1,x2,x3) weight: 0 p() weight: 0 #function❆1_p(x1,x2,x3) weight: x1 0() weight: 0 if() weight: 0 function❆1_iszero(x1,x2,x3) weight: 0 plus() weight: 0 Usable rules: { } Removed DPs: #8 Number of SCCs: 1, DPs: 2, edges: 2 SCC { #1 #9 } Removing DPs: Order(PosReal,>,Sum)... Order(PosReal,>,Max)... QLPOpS... Order(PosReal,>,MaxSum)... succeeded. s(x1) weight: max{0, (/ 49121 4) + x1} function❆1_third(x1,x2,x3) weight: max{0, (- (/ 1 4)) + x1, (- (/ 1 4)) + x2} #function❆1_iszero(x1,x2,x3) weight: 0 #function❆1_plus(x1,x2,x3) weight: max{0, (/ 49119 4) + x2} function❆1_p(x1,x2,x3) weight: max{0, -12280 + x1} false() weight: (/ 49119 4) #function(x1,x2,x3,x4) weight: 0 third() weight: 0 #function❆1_third(x1,x2,x3) weight: 0 iszero() weight: 0 #function❆1_if(x1,x2,x3) weight: max{0, (/ 1 4) + x1, (/ 24559 2) + x2} function❆1_if(x1,x2,x3) weight: 0 true() weight: (/ 24559 2) function(x1,x2,x3,x4) weight: 0 function❆1_plus(x1,x2,x3) weight: 0 p() weight: 0 #function❆1_p(x1,x2,x3) weight: 0 0() weight: 0 if() weight: 0 function❆1_iszero(x1,x2,x3) weight: max{0, (/ 24559 2) + x1, (/ 24559 2) + x2, (/ 1 4) + x3} plus() weight: 0 Usable rules: { 1..5 } Removed DPs: #9 Number of SCCs: 0, DPs: 0, edges: 0 YES