Theorem znegb0S ≪ | index | src | ≫

theorem znegb0S (n: nat): $ -uZ b0 (suc n) = b1 n $;

Step	Hyp	Ref	Expression
1		znegeqcom	-uZ b1 n = b0 (suc n) <-> -uZ b0 (suc n) = b1 n
2		znegb1	-uZ b1 n = b0 (suc n)
3	1, 2	mpbi	-uZ b0 (suc n) = b1 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 (peano1, peano2, peano5, addeq, muleq, add0, addS, mul0, mulS)