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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 |
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Ref | Expression |
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mullidd |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | addcld.1 |
. 2
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2 | mullid 8022 |
. 2
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3 | 1, 2 | syl 14 |
1
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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 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-ext 2178 ax-resscn 7969 ax-1cn 7970 ax-icn 7972 ax-addcl 7973 ax-mulcl 7975 ax-mulcom 7978 ax-mulass 7980 ax-distr 7981 ax-1rid 7984 ax-cnre 7988 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-nf 1475 df-sb 1777 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ral 2480 df-rex 2481 df-v 2765 df-un 3161 df-in 3163 df-ss 3170 df-sn 3628 df-pr 3629 df-op 3631 df-uni 3840 df-br 4034 df-iota 5219 df-fv 5266 df-ov 5925 |
This theorem is referenced by: subhalfhalf 9223 4sqlem18 12553 plypow 14956 wilthlem1 15188 gausslemma2dlem1a 15266 gausslemma2dlem4 15272 gausslemma2dlem7 15276 gausslemma2d 15277 lgseisenlem1 15278 lgseisenlem2 15279 lgseisenlem4 15281 lgsquad2lem1 15289 |
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