Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > ILE Home > Th. List > mulgnn0subcl | GIF version |
Description: Closure of the group multiple (exponentiation) operation in a submonoid. (Contributed by Mario Carneiro, 10-Jan-2015.) |
Ref | Expression |
---|---|
mulgnnsubcl.b | ⊢ 𝐵 = (Base‘𝐺) |
mulgnnsubcl.t | ⊢ · = (.g‘𝐺) |
mulgnnsubcl.p | ⊢ + = (+g‘𝐺) |
mulgnnsubcl.g | ⊢ (𝜑 → 𝐺 ∈ 𝑉) |
mulgnnsubcl.s | ⊢ (𝜑 → 𝑆 ⊆ 𝐵) |
mulgnnsubcl.c | ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆) → (𝑥 + 𝑦) ∈ 𝑆) |
mulgnn0subcl.z | ⊢ 0 = (0g‘𝐺) |
mulgnn0subcl.c | ⊢ (𝜑 → 0 ∈ 𝑆) |
Ref | Expression |
---|---|
mulgnn0subcl | ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) → (𝑁 · 𝑋) ∈ 𝑆) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mulgnnsubcl.b | . . . . . 6 ⊢ 𝐵 = (Base‘𝐺) | |
2 | mulgnnsubcl.t | . . . . . 6 ⊢ · = (.g‘𝐺) | |
3 | mulgnnsubcl.p | . . . . . 6 ⊢ + = (+g‘𝐺) | |
4 | mulgnnsubcl.g | . . . . . 6 ⊢ (𝜑 → 𝐺 ∈ 𝑉) | |
5 | mulgnnsubcl.s | . . . . . 6 ⊢ (𝜑 → 𝑆 ⊆ 𝐵) | |
6 | mulgnnsubcl.c | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆) → (𝑥 + 𝑦) ∈ 𝑆) | |
7 | 1, 2, 3, 4, 5, 6 | mulgnnsubcl 12854 | . . . . 5 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ ∧ 𝑋 ∈ 𝑆) → (𝑁 · 𝑋) ∈ 𝑆) |
8 | 7 | 3expa 1203 | . . . 4 ⊢ (((𝜑 ∧ 𝑁 ∈ ℕ) ∧ 𝑋 ∈ 𝑆) → (𝑁 · 𝑋) ∈ 𝑆) |
9 | 8 | an32s 568 | . . 3 ⊢ (((𝜑 ∧ 𝑋 ∈ 𝑆) ∧ 𝑁 ∈ ℕ) → (𝑁 · 𝑋) ∈ 𝑆) |
10 | 9 | 3adantl2 1154 | . 2 ⊢ (((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) ∧ 𝑁 ∈ ℕ) → (𝑁 · 𝑋) ∈ 𝑆) |
11 | oveq1 5872 | . . . 4 ⊢ (𝑁 = 0 → (𝑁 · 𝑋) = (0 · 𝑋)) | |
12 | 5 | 3ad2ant1 1018 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) → 𝑆 ⊆ 𝐵) |
13 | simp3 999 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) → 𝑋 ∈ 𝑆) | |
14 | 12, 13 | sseldd 3154 | . . . . 5 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) → 𝑋 ∈ 𝐵) |
15 | mulgnn0subcl.z | . . . . . 6 ⊢ 0 = (0g‘𝐺) | |
16 | 1, 15, 2 | mulg0 12847 | . . . . 5 ⊢ (𝑋 ∈ 𝐵 → (0 · 𝑋) = 0 ) |
17 | 14, 16 | syl 14 | . . . 4 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) → (0 · 𝑋) = 0 ) |
18 | 11, 17 | sylan9eqr 2230 | . . 3 ⊢ (((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) ∧ 𝑁 = 0) → (𝑁 · 𝑋) = 0 ) |
19 | mulgnn0subcl.c | . . . . 5 ⊢ (𝜑 → 0 ∈ 𝑆) | |
20 | 19 | 3ad2ant1 1018 | . . . 4 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) → 0 ∈ 𝑆) |
21 | 20 | adantr 276 | . . 3 ⊢ (((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) ∧ 𝑁 = 0) → 0 ∈ 𝑆) |
22 | 18, 21 | eqeltrd 2252 | . 2 ⊢ (((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) ∧ 𝑁 = 0) → (𝑁 · 𝑋) ∈ 𝑆) |
23 | simp2 998 | . . 3 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) → 𝑁 ∈ ℕ0) | |
24 | elnn0 9149 | . . 3 ⊢ (𝑁 ∈ ℕ0 ↔ (𝑁 ∈ ℕ ∨ 𝑁 = 0)) | |
25 | 23, 24 | sylib 122 | . 2 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) → (𝑁 ∈ ℕ ∨ 𝑁 = 0)) |
26 | 10, 22, 25 | mpjaodan 798 | 1 ⊢ ((𝜑 ∧ 𝑁 ∈ ℕ0 ∧ 𝑋 ∈ 𝑆) → (𝑁 · 𝑋) ∈ 𝑆) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 104 ∨ wo 708 ∧ w3a 978 = wceq 1353 ∈ wcel 2146 ⊆ wss 3127 ‘cfv 5208 (class class class)co 5865 0cc0 7786 ℕcn 8890 ℕ0cn0 9147 Basecbs 12428 +gcplusg 12492 0gc0g 12626 .gcmg 12842 |
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 1445 ax-7 1446 ax-gen 1447 ax-ie1 1491 ax-ie2 1492 ax-8 1502 ax-10 1503 ax-11 1504 ax-i12 1505 ax-bndl 1507 ax-4 1508 ax-17 1524 ax-i9 1528 ax-ial 1532 ax-i5r 1533 ax-13 2148 ax-14 2149 ax-ext 2157 ax-coll 4113 ax-sep 4116 ax-nul 4124 ax-pow 4169 ax-pr 4203 ax-un 4427 ax-setind 4530 ax-iinf 4581 ax-cnex 7877 ax-resscn 7878 ax-1cn 7879 ax-1re 7880 ax-icn 7881 ax-addcl 7882 ax-addrcl 7883 ax-mulcl 7884 ax-addcom 7886 ax-addass 7888 ax-distr 7890 ax-i2m1 7891 ax-0lt1 7892 ax-0id 7894 ax-rnegex 7895 ax-cnre 7897 ax-pre-ltirr 7898 ax-pre-ltwlin 7899 ax-pre-lttrn 7900 ax-pre-ltadd 7902 |
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 1459 df-sb 1761 df-eu 2027 df-mo 2028 df-clab 2162 df-cleq 2168 df-clel 2171 df-nfc 2306 df-ne 2346 df-nel 2441 df-ral 2458 df-rex 2459 df-reu 2460 df-rab 2462 df-v 2737 df-sbc 2961 df-csb 3056 df-dif 3129 df-un 3131 df-in 3133 df-ss 3140 df-nul 3421 df-if 3533 df-pw 3574 df-sn 3595 df-pr 3596 df-op 3598 df-uni 3806 df-int 3841 df-iun 3884 df-br 3999 df-opab 4060 df-mpt 4061 df-tr 4097 df-id 4287 df-iord 4360 df-on 4362 df-ilim 4363 df-suc 4365 df-iom 4584 df-xp 4626 df-rel 4627 df-cnv 4628 df-co 4629 df-dm 4630 df-rn 4631 df-res 4632 df-ima 4633 df-iota 5170 df-fun 5210 df-fn 5211 df-f 5212 df-f1 5213 df-fo 5214 df-f1o 5215 df-fv 5216 df-riota 5821 df-ov 5868 df-oprab 5869 df-mpo 5870 df-1st 6131 df-2nd 6132 df-recs 6296 df-frec 6382 df-pnf 7968 df-mnf 7969 df-xr 7970 df-ltxr 7971 df-le 7972 df-sub 8104 df-neg 8105 df-inn 8891 df-2 8949 df-n0 9148 df-z 9225 df-uz 9500 df-seqfrec 10414 df-ndx 12431 df-slot 12432 df-base 12434 df-plusg 12505 df-0g 12628 df-minusg 12742 df-mulg 12843 |
This theorem is referenced by: mulgsubcl 12856 mulgnn0cl 12858 submmulgcl 12883 |
Copyright terms: Public domain | W3C validator |