// This prints the left floatting menu
Dedukti    Load Matita      Load Coq         Load Lean        Load PVS         Load OpenTheory Load
Dedukti-jumb

Theorem

nat.pred_Sn

Statement

∀ n, n = ((n+1)-1)

Main Dependencies
Theory

Coq-Jumb
Statement

Theorem pred_Sn : forall (n:nat), logic.eq (nat) n (pred (S n)).



Matita-Jumb
Statement

theorem pred_Sn : \forall (n:nat). (eq) (nat) n ((pred) ((S) n)).



Lean-jumb
Statement

theorem pred_Sn : forall (n:nat.nat) , (((logic.eq_) (nat.nat)) (n)) (((nat.pred_) ) (((nat.S) ) (n))).



PVS-jumb

Statement

pred_Sn : LEMMA (FORALL(n:nat_sttfa.sttfa_nat):logic_sttfa_th.eq[nat_sttfa.sttfa_nat](n)(nat_sttfa.pred(nat_sttfa.sttfa_S(n))))



OpenTheory

Printing for OpenTheory is not working at the moment.