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| Mirrors > Home > MPE Home > Th. List > smndex1bas | Structured version Visualization version GIF version | ||
| Description: The base set of the monoid of endofunctions on ℕ0 restricted to the modulo function 𝐼 and the constant functions (𝐺‘𝐾). (Contributed by AV, 12-Feb-2024.) |
| Ref | Expression |
|---|---|
| smndex1ibas.m | ⊢ 𝑀 = (EndoFMnd‘ℕ0) |
| smndex1ibas.n | ⊢ 𝑁 ∈ ℕ |
| smndex1ibas.i | ⊢ 𝐼 = (𝑥 ∈ ℕ0 ↦ (𝑥 mod 𝑁)) |
| smndex1ibas.g | ⊢ 𝐺 = (𝑛 ∈ (0..^𝑁) ↦ (𝑥 ∈ ℕ0 ↦ 𝑛)) |
| smndex1mgm.b | ⊢ 𝐵 = ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) |
| smndex1mgm.s | ⊢ 𝑆 = (𝑀 ↾s 𝐵) |
| Ref | Expression |
|---|---|
| smndex1bas | ⊢ (Base‘𝑆) = 𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | smndex1ibas.m | . . . 4 ⊢ 𝑀 = (EndoFMnd‘ℕ0) | |
| 2 | smndex1ibas.n | . . . 4 ⊢ 𝑁 ∈ ℕ | |
| 3 | smndex1ibas.i | . . . 4 ⊢ 𝐼 = (𝑥 ∈ ℕ0 ↦ (𝑥 mod 𝑁)) | |
| 4 | smndex1ibas.g | . . . 4 ⊢ 𝐺 = (𝑛 ∈ (0..^𝑁) ↦ (𝑥 ∈ ℕ0 ↦ 𝑛)) | |
| 5 | smndex1mgm.b | . . . 4 ⊢ 𝐵 = ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) | |
| 6 | 1, 2, 3, 4, 5 | smndex1basss 18968 | . . 3 ⊢ 𝐵 ⊆ (Base‘𝑀) |
| 7 | dfss 3925 | . . 3 ⊢ (𝐵 ⊆ (Base‘𝑀) ↔ 𝐵 = (𝐵 ∩ (Base‘𝑀))) | |
| 8 | 6, 7 | mpbi 233 | . 2 ⊢ 𝐵 = (𝐵 ∩ (Base‘𝑀)) |
| 9 | snex 5412 | . . . . 5 ⊢ {𝐼} ∈ V | |
| 10 | ovex 7445 | . . . . . 6 ⊢ (0..^𝑁) ∈ V | |
| 11 | snex 5412 | . . . . . 6 ⊢ {(𝐺‘𝑛)} ∈ V | |
| 12 | 10, 11 | iunex 7966 | . . . . 5 ⊢ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)} ∈ V |
| 13 | 9, 12 | unex 7744 | . . . 4 ⊢ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) ∈ V |
| 14 | 5, 13 | eqeltri 2859 | . . 3 ⊢ 𝐵 ∈ V |
| 15 | smndex1mgm.s | . . . 4 ⊢ 𝑆 = (𝑀 ↾s 𝐵) | |
| 16 | eqid 2763 | . . . 4 ⊢ (Base‘𝑀) = (Base‘𝑀) | |
| 17 | 15, 16 | ressbas 17297 | . . 3 ⊢ (𝐵 ∈ V → (𝐵 ∩ (Base‘𝑀)) = (Base‘𝑆)) |
| 18 | 14, 17 | ax-mp 5 | . 2 ⊢ (𝐵 ∩ (Base‘𝑀)) = (Base‘𝑆) |
| 19 | 8, 18 | eqtr2i 2787 | 1 ⊢ (Base‘𝑆) = 𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1570 ∈ wcel 2143 Vcvv 3455 ∪ cun 3904 ∩ cin 3905 ⊆ wss 3906 {csn 4590 ∪ ciun 4957 ↦ cmpt 5193 ‘cfv 6538 (class class class)co 7412 0cc0 11101 ℕcn 12234 ℕ0cn0 12505 ..^cfzo 13684 mod cmo 13904 Basecbs 17270 ↾s cress 17291 EndoFMndcefmnd 18928 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5239 ax-sep 5258 ax-nul 5270 ax-pow 5338 ax-pr 5406 ax-un 7734 ax-cnex 11157 ax-resscn 11158 ax-1cn 11159 ax-icn 11160 ax-addcl 11161 ax-addrcl 11162 ax-mulcl 11163 ax-mulrcl 11164 ax-mulcom 11165 ax-addass 11166 ax-mulass 11167 ax-distr 11168 ax-i2m1 11169 ax-1ne0 11170 ax-1rid 11171 ax-rnegex 11172 ax-rrecex 11173 ax-cnre 11174 ax-pre-lttri 11175 ax-pre-lttrn 11176 ax-pre-ltadd 11177 ax-pre-mulgt0 11178 ax-pre-sup 11179 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3746 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-tp 4595 df-op 4597 df-uni 4874 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 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 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7864 df-1st 7987 df-2nd 7988 df-frecs 8279 df-wrecs 8310 df-recs 8359 df-rdg 8398 df-1o 8454 df-er 8695 df-map 8827 df-en 8945 df-dom 8946 df-sdom 8947 df-fin 8948 df-sup 9403 df-inf 9404 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11444 df-neg 11445 df-div 11873 df-nn 12235 df-2 12304 df-3 12305 df-4 12306 df-5 12307 df-6 12308 df-7 12309 df-8 12310 df-9 12311 df-n0 12506 df-z 12593 df-uz 12864 df-rp 13018 df-fz 13537 df-fzo 13685 df-fl 13827 df-mod 13905 df-struct 17208 df-sets 17225 df-slot 17243 df-ndx 17255 df-base 17271 df-ress 17292 df-plusg 17324 df-tset 17330 df-efmnd 18929 |
| This theorem is referenced by: smndex1mgm 18970 smndex1sgrp 18971 smndex1mnd 18973 smndex1id 18974 |
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