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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 8177 |
. 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 8124 ax-1cn 8125 ax-icn 8127 ax-addcl 8128 ax-mulcl 8130 ax-mulcom 8133 ax-mulass 8135 ax-distr 8136 ax-1rid 8139 ax-cnre 8143 |
| 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 6021 |
| This theorem is referenced by: subhalfhalf 9379 bitsfzolem 12533 bitsfzo 12534 4sqlem18 12999 plypow 15487 wilthlem1 15723 mersenne 15740 perfectlem2 15743 gausslemma2dlem1a 15806 gausslemma2dlem4 15812 gausslemma2dlem7 15816 gausslemma2d 15817 lgseisenlem1 15818 lgseisenlem2 15819 lgseisenlem4 15821 lgsquad2lem1 15829 |
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