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| Mirrors > Home > MPE Home > Th. List > subm0 | Structured version Visualization version GIF version | ||
| Description: Submonoids have the same identity. (Contributed by Mario Carneiro, 7-Mar-2015.) |
| Ref | Expression |
|---|---|
| submmnd.h | ⊢ 𝐻 = (𝑀 ↾s 𝑆) |
| subm0.z | ⊢ 0 = (0g‘𝑀) |
| Ref | Expression |
|---|---|
| subm0 | ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 0 = (0g‘𝐻)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | submrcl 18998 | . 2 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 𝑀 ∈ Mnd) | |
| 2 | submmnd.h | . . 3 ⊢ 𝐻 = (𝑀 ↾s 𝑆) | |
| 3 | 2 | submmnd 19010 | . 2 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 𝐻 ∈ Mnd) |
| 4 | eqid 2760 | . . 3 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
| 5 | 4 | submss 19005 | . 2 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 𝑆 ⊆ (Base‘𝑀)) |
| 6 | subm0.z | . . 3 ⊢ 0 = (0g‘𝑀) | |
| 7 | 6 | subm0cl 19007 | . 2 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 0 ∈ 𝑆) |
| 8 | 4, 6, 2 | submnd0 18957 | . 2 ⊢ (((𝑀 ∈ Mnd ∧ 𝐻 ∈ Mnd) ∧ (𝑆 ⊆ (Base‘𝑀) ∧ 0 ∈ 𝑆)) → 0 = (0g‘𝐻)) |
| 9 | 1, 3, 5, 7, 8 | syl22anc 852 | 1 ⊢ (𝑆 ∈ (SubMnd‘𝑀) → 0 = (0g‘𝐻)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1569 ∈ wcel 2144 ⊆ wss 3895 ‘cfv 6538 (class class class)co 7420 Basecbs 17388 ↾s cress 17409 0gc0g 17611 Mndcmnd 18924 SubMndcsubmnd 18978 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11257 ax-resscn 11258 ax-1cn 11259 ax-icn 11260 ax-addcl 11261 ax-addrcl 11262 ax-mulcl 11263 ax-mulrcl 11264 ax-mulcom 11265 ax-addass 11266 ax-mulass 11267 ax-distr 11268 ax-i2m1 11269 ax-1ne0 11270 ax-1rid 11271 ax-rnegex 11272 ax-rrecex 11273 ax-cnre 11274 ax-pre-lttri 11275 ax-pre-lttrn 11276 ax-pre-ltadd 11277 ax-pre-mulgt0 11278 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-2nd 8002 df-frecs 8300 df-wrecs 8331 df-recs 8380 df-rdg 8419 df-er 8718 df-en 8975 df-dom 8976 df-sdom 8977 df-pnf 11346 df-mnf 11347 df-xr 11348 df-ltxr 11349 df-le 11350 df-sub 11544 df-neg 11545 df-nn 12337 df-2 12406 df-sets 17343 df-slot 17361 df-ndx 17373 df-base 17389 df-ress 17410 df-plusg 17442 df-0g 17613 df-mgm 18817 df-sgrp 18909 df-mnd 18925 df-submnd 18980 |
| This theorem is used by: subsubm 19013 resmhm 19017 resmhm2 19018 resmhm2b 19019 submmulg 19329 symgid 19616 submod 19784 gsumzsubmcl 20133 expmhm 21743 mhpsclcl 22469 mhpvarcl 22470 mhpmulcl 22471 xrge0gsumle 25154 xrge0tsms 25155 amgmlem 27318 dchrfi 27583 xrge0tsmsd 33677 submarchi 33790 mhphflem 43700 deg1mhm 44278 amgmwlem 51063 amgmlemALT 51064 |
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