Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > 9nn0 | Unicode version |
Description: 9 is a nonnegative integer. (Contributed by Mario Carneiro, 19-Apr-2015.) |
Ref | Expression |
---|---|
9nn0 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 9nn 9016 | . 2 | |
2 | 1 | nnnn0i 9113 | 1 |
Colors of variables: wff set class |
Syntax hints: wcel 2135 c9 8906 cn0 9105 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 699 ax-5 1434 ax-7 1435 ax-gen 1436 ax-ie1 1480 ax-ie2 1481 ax-8 1491 ax-10 1492 ax-11 1493 ax-i12 1494 ax-bndl 1496 ax-4 1497 ax-17 1513 ax-i9 1517 ax-ial 1521 ax-i5r 1522 ax-ext 2146 ax-sep 4094 ax-cnex 7835 ax-resscn 7836 ax-1re 7838 ax-addrcl 7841 |
This theorem depends on definitions: df-bi 116 df-3an 969 df-tru 1345 df-nf 1448 df-sb 1750 df-clab 2151 df-cleq 2157 df-clel 2160 df-nfc 2295 df-ral 2447 df-rex 2448 df-v 2723 df-un 3115 df-in 3117 df-ss 3124 df-sn 3576 df-pr 3577 df-op 3579 df-uni 3784 df-int 3819 df-br 3977 df-iota 5147 df-fv 5190 df-ov 5839 df-inn 8849 df-2 8907 df-3 8908 df-4 8909 df-5 8910 df-6 8911 df-7 8912 df-8 8913 df-9 8914 df-n0 9106 |
This theorem is referenced by: deccl 9327 le9lt10 9339 decsucc 9353 9p2e11 9399 9p3e12 9400 9p4e13 9401 9p5e14 9402 9p6e15 9403 9p7e16 9404 9p8e17 9405 9p9e18 9406 9t3e27 9435 9t4e36 9436 9t5e45 9437 9t6e54 9438 9t7e63 9439 9t8e72 9440 9t9e81 9441 sq10e99m1 10615 3dvds2dec 11788 setsmsdsg 13021 |
Copyright terms: Public domain | W3C validator |