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At: not list exists rank gt 0 rank 0 2 1 1 1 2 1
1. u: Formula
2. v: Formula List
3. concl: Formula List
4. u1: Formula
5. v1: Formula List
6. (fv.((f) > 0) fv1.((f) > 0) (v)+(v1) = 0) ((u) > 0 fv.((f) > 0)) fv1.((f) > 0) (u)+(v)+(v1) = 0

(fv.((f) > 0) ((u1) > 0 fv1.((f) > 0)) (v)+(u1)+(v1) = 0) ((u) > 0 fv.((f) > 0)) ((u1) > 0 fv1.((f) > 0)) (u)+(v)+(u1)+(v1) = 0
By: Auto
Generated subgoal:

17. fv.((f) > 0) ((u1) > 0 fv1.((f) > 0)) (v)+(u1)+(v1) = 0
8. ((u) > 0 fv.((f) > 0))
9. ((u1) > 0 fv1.((f) > 0))
(u)+(v)+(u1)+(v1) = 0

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impliesapplynatural_numberorequalintaddlist