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| Mirrors > Home > ILE Home > Th. List > mullidd | Unicode version | ||
| Description: Identity law for multiplication. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| addcld.1 |
|
| Ref | Expression |
|---|---|
| mullidd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | addcld.1 |
. 2
| |
| 2 | mullid 8176 |
. 2
| |
| 3 | 1, 2 | syl 14 |
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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-ext 2213 ax-resscn 8123 ax-1cn 8124 ax-icn 8126 ax-addcl 8127 ax-mulcl 8129 ax-mulcom 8132 ax-mulass 8134 ax-distr 8135 ax-1rid 8138 ax-cnre 8142 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-iota 5286 df-fv 5334 df-ov 6020 |
| This theorem is referenced by: subhalfhalf 9378 bitsfzolem 12514 bitsfzo 12515 4sqlem18 12980 plypow 15467 wilthlem1 15703 mersenne 15720 perfectlem2 15723 gausslemma2dlem1a 15786 gausslemma2dlem4 15792 gausslemma2dlem7 15796 gausslemma2d 15797 lgseisenlem1 15798 lgseisenlem2 15799 lgseisenlem4 15801 lgsquad2lem1 15809 |
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