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| Mirrors > Home > ILE Home > Th. List > mullidi | Unicode version | ||
| Description: Identity law for multiplication. (Contributed by NM, 14-Feb-1995.) |
| Ref | Expression |
|---|---|
| axi.1 |
|
| Ref | Expression |
|---|---|
| mullidi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | axi.1 |
. 2
| |
| 2 | mullid 8324 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 ax-resscn 8271 ax-1cn 8272 ax-icn 8274 ax-addcl 8275 ax-mulcl 8277 ax-mulcom 8280 ax-mulass 8282 ax-distr 8283 ax-1rid 8286 ax-cnre 8290 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4131 df-iota 5337 df-fv 5385 df-ov 6088 |
| This theorem is used by: halfpm6th 9525 div4p1lem1div2 9559 3halfnz 9743 sq10 11150 fac2 11169 efival 12499 ef01bndlem 12523 3dvdsdec 12632 3dvds2dec 12633 odd2np1lem 12639 m1expo 12667 m1exp1 12668 nno 12673 dec5nprm 13193 2exp8 13214 sin2pim 15914 cos2pim 15915 sincosq3sgn 15929 sincosq4sgn 15930 cosq23lt0 15934 tangtx 15939 sincosq1eq 15940 sincos4thpi 15941 sincos6thpi 15943 abssinper 15947 cosq34lt1 15951 log2ublem3 16085 log2ublog2 16086 lgsdir2lem1 16147 lgsdir2lem4 16150 lgsdir2lem5 16151 2lgsoddprmlem3c 16228 ex-fl 16739 |
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