Theorem le11S | index | src |

theorem le11S (a: nat): $ 1 <= suc a $;
StepHypRefExpression
1 lt01S
0 < suc a
2 1 conv d1, lt
1 <= suc a

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_peano (peano1, peano2, peano5, addeq, add0, addS)