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| Mirrors > Home > ILE Home > Th. List > submbas | GIF version | ||
| Description: The base set of a submonoid. (Contributed by Stefan O'Rear, 15-Jun-2015.) |
| Ref | Expression |
|---|---|
| submmnd.h | ⊢ 𝐻 = (𝑀 ↾s 𝑆) |
| Ref | Expression |
|---|---|
| submbas | ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 𝑆 = (Base‘𝐻)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | submmnd.h | . . 3 ⊢ 𝐻 = (𝑀 ↾s 𝑆) | |
| 2 | 1 | a1i 9 | . 2 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 𝐻 = (𝑀 ↾s 𝑆)) |
| 3 | eqid 2238 | . . 3 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
| 4 | 3 | a1i 9 | . 2 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → (Base‘𝑀) = (Base‘𝑀)) |
| 5 | submrcl 13761 | . 2 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 𝑀 ∈ Mnd) | |
| 6 | 3 | submss 13766 | . 2 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 𝑆 ⊆ (Base‘𝑀)) |
| 7 | 2, 4, 5, 6 | ressbas2d 13405 | 1 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 𝑆 = (Base‘𝐻)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1402 ∈ wcel 2209 ‘cfv 5375 (class class class)co 6079 Basecbs 13335 ↾s cress 13336 Mndcmnd 13712 SubMndcsubmnd 13748 |
| 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 623 ax-in2 624 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-14 2212 ax-ext 2220 ax-sep 4247 ax-pow 4309 ax-pr 4344 ax-un 4576 ax-setind 4682 ax-cnex 8264 ax-resscn 8265 ax-1re 8267 ax-addrcl 8270 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3714 df-pr 3715 df-op 3717 df-uni 3934 df-int 3969 df-br 4129 df-opab 4191 df-mpt 4192 df-id 4436 df-xp 4778 df-rel 4779 df-cnv 4780 df-co 4781 df-dm 4782 df-rn 4783 df-res 4784 df-ima 4785 df-iota 5335 df-fun 5377 df-fn 5378 df-fv 5383 df-ov 6082 df-oprab 6083 df-mpo 6084 df-inn 9288 df-ndx 13338 df-slot 13339 df-base 13341 df-sets 13342 df-iress 13343 df-submnd 13750 |
| This theorem is referenced by: subsubm 13773 resmhm2 13778 resmhm2b 13779 submmulg 13952 cmnsubm 14095 |
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