| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > nn0p1nn | Unicode version | ||
| Description: A nonnegative integer plus 1 is a positive integer. (Contributed by Raph Levien, 30-Jun-2006.) (Revised by Mario Carneiro, 16-May-2014.) |
| Ref | Expression |
|---|---|
| nn0p1nn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1nn 9132 |
. 2
| |
| 2 | nn0nnaddcl 9411 |
. 2
| |
| 3 | 1, 2 | mpan2 425 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-ext 2211 ax-sep 4202 ax-cnex 8101 ax-resscn 8102 ax-1cn 8103 ax-1re 8104 ax-icn 8105 ax-addcl 8106 ax-addrcl 8107 ax-mulcl 8108 ax-addcom 8110 ax-addass 8112 ax-i2m1 8115 ax-0id 8118 ax-rnegex 8119 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-nf 1507 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ral 2513 df-rex 2514 df-rab 2517 df-v 2801 df-un 3201 df-in 3203 df-ss 3210 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-int 3924 df-br 4084 df-iota 5278 df-fv 5326 df-ov 6010 df-inn 9122 df-n0 9381 |
| This theorem is referenced by: elnn0nn 9422 elz2 9529 peano5uzti 9566 fseq1p1m1 10302 fzonn0p1 10429 nn0ennn 10667 faccl 10969 facdiv 10972 facwordi 10974 faclbnd 10975 facubnd 10979 bcm1k 10994 bcp1n 10995 bcp1nk 10996 bcpasc 11000 ccats1pfxeqrex 11263 wrdind 11270 wrd2ind 11271 ccats1pfxeqbi 11290 bcxmas 12016 efcllemp 12185 uzwodc 12574 prmfac1 12690 pcfac 12889 4sqlem12 12941 gsumfzconst 13894 plycolemc 15448 gausslemma2dlem3 15758 2lgslem1a 15783 |
| Copyright terms: Public domain | W3C validator |