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| Mirrors > Home > ILE Home > Th. List > nnmulcli | Unicode version | ||
| Description: Closure of multiplication of positive integers. (Contributed by Mario Carneiro, 18-Feb-2014.) |
| Ref | Expression |
|---|---|
| nnmulcli.1 |
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| nnmulcli.2 |
|
| Ref | Expression |
|---|---|
| nnmulcli |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nnmulcli.1 |
. 2
| |
| 2 | nnmulcli.2 |
. 2
| |
| 3 | nnmulcl 9279 |
. 2
| |
| 4 | 1, 2, 3 | mp2an 426 |
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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-ext 2216 ax-sep 4234 ax-cnex 8235 ax-resscn 8236 ax-1cn 8237 ax-1re 8238 ax-icn 8239 ax-addcl 8240 ax-addrcl 8241 ax-mulcl 8242 ax-mulcom 8245 ax-addass 8246 ax-mulass 8247 ax-distr 8248 ax-1rid 8251 ax-cnre 8255 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ral 2527 df-rex 2528 df-rab 2531 df-v 2817 df-un 3218 df-in 3220 df-ss 3227 df-sn 3701 df-pr 3702 df-op 3704 df-uni 3921 df-int 3956 df-br 4116 df-iota 5318 df-fv 5366 df-ov 6062 df-inn 9259 |
| This theorem is referenced by: numnncl2 9753 ef01bndlem 12472 pockthi 13086 dec5nprm 13142 dec2nprm 13143 lgsdir2lem5 16036 |
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