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Mirrors > Home > ILE Home > Th. List > mulgsubdir | GIF version |
Description: Distribution of group multiples over subtraction for group elements, subdir 8341 analog. (Contributed by Mario Carneiro, 13-Dec-2014.) |
Ref | Expression |
---|---|
mulgsubdir.b | ⊢ 𝐵 = (Base‘𝐺) |
mulgsubdir.t | ⊢ · = (.g‘𝐺) |
mulgsubdir.d | ⊢ − = (-g‘𝐺) |
Ref | Expression |
---|---|
mulgsubdir | ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → ((𝑀 − 𝑁) · 𝑋) = ((𝑀 · 𝑋) − (𝑁 · 𝑋))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | znegcl 9282 | . . 3 ⊢ (𝑁 ∈ ℤ → -𝑁 ∈ ℤ) | |
2 | mulgsubdir.b | . . . 4 ⊢ 𝐵 = (Base‘𝐺) | |
3 | mulgsubdir.t | . . . 4 ⊢ · = (.g‘𝐺) | |
4 | eqid 2177 | . . . 4 ⊢ (+g‘𝐺) = (+g‘𝐺) | |
5 | 2, 3, 4 | mulgdir 12968 | . . 3 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ -𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → ((𝑀 + -𝑁) · 𝑋) = ((𝑀 · 𝑋)(+g‘𝐺)(-𝑁 · 𝑋))) |
6 | 1, 5 | syl3anr2 1291 | . 2 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → ((𝑀 + -𝑁) · 𝑋) = ((𝑀 · 𝑋)(+g‘𝐺)(-𝑁 · 𝑋))) |
7 | simpr1 1003 | . . . . 5 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → 𝑀 ∈ ℤ) | |
8 | 7 | zcnd 9374 | . . . 4 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → 𝑀 ∈ ℂ) |
9 | simpr2 1004 | . . . . 5 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → 𝑁 ∈ ℤ) | |
10 | 9 | zcnd 9374 | . . . 4 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → 𝑁 ∈ ℂ) |
11 | 8, 10 | negsubd 8272 | . . 3 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → (𝑀 + -𝑁) = (𝑀 − 𝑁)) |
12 | 11 | oveq1d 5889 | . 2 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → ((𝑀 + -𝑁) · 𝑋) = ((𝑀 − 𝑁) · 𝑋)) |
13 | eqid 2177 | . . . . . 6 ⊢ (invg‘𝐺) = (invg‘𝐺) | |
14 | 2, 3, 13 | mulgneg 12955 | . . . . 5 ⊢ ((𝐺 ∈ Grp ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵) → (-𝑁 · 𝑋) = ((invg‘𝐺)‘(𝑁 · 𝑋))) |
15 | 14 | 3adant3r1 1212 | . . . 4 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → (-𝑁 · 𝑋) = ((invg‘𝐺)‘(𝑁 · 𝑋))) |
16 | 15 | oveq2d 5890 | . . 3 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → ((𝑀 · 𝑋)(+g‘𝐺)(-𝑁 · 𝑋)) = ((𝑀 · 𝑋)(+g‘𝐺)((invg‘𝐺)‘(𝑁 · 𝑋)))) |
17 | 2, 3 | mulgcl 12954 | . . . . 5 ⊢ ((𝐺 ∈ Grp ∧ 𝑀 ∈ ℤ ∧ 𝑋 ∈ 𝐵) → (𝑀 · 𝑋) ∈ 𝐵) |
18 | 17 | 3adant3r2 1213 | . . . 4 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → (𝑀 · 𝑋) ∈ 𝐵) |
19 | 2, 3 | mulgcl 12954 | . . . . 5 ⊢ ((𝐺 ∈ Grp ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵) → (𝑁 · 𝑋) ∈ 𝐵) |
20 | 19 | 3adant3r1 1212 | . . . 4 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → (𝑁 · 𝑋) ∈ 𝐵) |
21 | mulgsubdir.d | . . . . 5 ⊢ − = (-g‘𝐺) | |
22 | 2, 4, 13, 21 | grpsubval 12873 | . . . 4 ⊢ (((𝑀 · 𝑋) ∈ 𝐵 ∧ (𝑁 · 𝑋) ∈ 𝐵) → ((𝑀 · 𝑋) − (𝑁 · 𝑋)) = ((𝑀 · 𝑋)(+g‘𝐺)((invg‘𝐺)‘(𝑁 · 𝑋)))) |
23 | 18, 20, 22 | syl2anc 411 | . . 3 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → ((𝑀 · 𝑋) − (𝑁 · 𝑋)) = ((𝑀 · 𝑋)(+g‘𝐺)((invg‘𝐺)‘(𝑁 · 𝑋)))) |
24 | 16, 23 | eqtr4d 2213 | . 2 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → ((𝑀 · 𝑋)(+g‘𝐺)(-𝑁 · 𝑋)) = ((𝑀 · 𝑋) − (𝑁 · 𝑋))) |
25 | 6, 12, 24 | 3eqtr3d 2218 | 1 ⊢ ((𝐺 ∈ Grp ∧ (𝑀 ∈ ℤ ∧ 𝑁 ∈ ℤ ∧ 𝑋 ∈ 𝐵)) → ((𝑀 − 𝑁) · 𝑋) = ((𝑀 · 𝑋) − (𝑁 · 𝑋))) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 978 = wceq 1353 ∈ wcel 2148 ‘cfv 5216 (class class class)co 5874 + caddc 7813 − cmin 8126 -cneg 8127 ℤcz 9251 Basecbs 12456 +gcplusg 12530 Grpcgrp 12831 invgcminusg 12832 -gcsg 12833 .gcmg 12937 |
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-in1 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-coll 4118 ax-sep 4121 ax-nul 4129 ax-pow 4174 ax-pr 4209 ax-un 4433 ax-setind 4536 ax-iinf 4587 ax-cnex 7901 ax-resscn 7902 ax-1cn 7903 ax-1re 7904 ax-icn 7905 ax-addcl 7906 ax-addrcl 7907 ax-mulcl 7908 ax-addcom 7910 ax-addass 7912 ax-distr 7914 ax-i2m1 7915 ax-0lt1 7916 ax-0id 7918 ax-rnegex 7919 ax-cnre 7921 ax-pre-ltirr 7922 ax-pre-ltwlin 7923 ax-pre-lttrn 7924 ax-pre-ltadd 7926 |
This theorem depends on definitions: df-bi 117 df-dc 835 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ne 2348 df-nel 2443 df-ral 2460 df-rex 2461 df-reu 2462 df-rmo 2463 df-rab 2464 df-v 2739 df-sbc 2963 df-csb 3058 df-dif 3131 df-un 3133 df-in 3135 df-ss 3142 df-nul 3423 df-if 3535 df-pw 3577 df-sn 3598 df-pr 3599 df-op 3601 df-uni 3810 df-int 3845 df-iun 3888 df-br 4004 df-opab 4065 df-mpt 4066 df-tr 4102 df-id 4293 df-iord 4366 df-on 4368 df-ilim 4369 df-suc 4371 df-iom 4590 df-xp 4632 df-rel 4633 df-cnv 4634 df-co 4635 df-dm 4636 df-rn 4637 df-res 4638 df-ima 4639 df-iota 5178 df-fun 5218 df-fn 5219 df-f 5220 df-f1 5221 df-fo 5222 df-f1o 5223 df-fv 5224 df-riota 5830 df-ov 5877 df-oprab 5878 df-mpo 5879 df-1st 6140 df-2nd 6141 df-recs 6305 df-frec 6391 df-pnf 7992 df-mnf 7993 df-xr 7994 df-ltxr 7995 df-le 7996 df-sub 8128 df-neg 8129 df-inn 8918 df-2 8976 df-n0 9175 df-z 9252 df-uz 9527 df-fz 10007 df-seqfrec 10443 df-ndx 12459 df-slot 12460 df-base 12462 df-plusg 12543 df-0g 12697 df-mgm 12729 df-sgrp 12762 df-mnd 12772 df-grp 12834 df-minusg 12835 df-sbg 12836 df-mulg 12938 |
This theorem is referenced by: (None) |
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