Theorem grecaux1eq2 ≪ | index | src | ≫

theorem grecaux1eq2 (K: set) (_x1 _x2 z n: nat):
  $ _x1 = _x2 -> grecaux1 K _x1 z n = grecaux1 K _x2 z n $;

Step	Hyp	Ref	Expression
1		id	_x1 = _x2 -> _x1 = _x2
2	1	grecaux1eq2d	_x1 = _x2 -> grecaux1 K _x1 z n = grecaux1 K _x2 z n

Axiom use

axs_prop_calc (ax_1, ax_2, ax_3, ax_mp, itru), axs_pred_calc (ax_gen, ax_4, ax_5, ax_6, ax_7, ax_10, ax_11, ax_12), axs_set (elab, ax_8), axs_the (theid, the0), axs_peano (peano2, addeq, muleq)