--- /dev/null
+(* Goal (x,y,z:R)``x+y+z==z+y+x`` *)
+alias eq /Coq/Init/Logic/Equality/eq.ind#1/1
+alias eqT /Coq/Init/Logic_Type/eqT.ind#1/1
+alias R /Coq/Reals/Rdefinitions/R.con
+alias Rplus /Coq/Reals/Rdefinitions/Rplus.con
+alias Rmult /Coq/Reals/Rdefinitions/Rmult.con
+alias R1 /Coq/Reals/Rdefinitions/R1.con
+alias R0 /Coq/Reals/Rdefinitions/R0.con
+alias Ropp /Coq/Reals/Rdefinitions/Ropp.con
+!x:R.!y:R.!z:R.
+(eqT R
+ (Rplus (Rplus x y) z)
+ (Rplus (Rplus z y) x)
+)