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| Mirrors > Home > MPE Home > Th. List > smndex1basss | Structured version Visualization version GIF version | ||
| Description: The modulo function 𝐼 and the constant functions (𝐺‘𝐾) are endofunctions on ℕ0. (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)}) |
| Ref | Expression |
|---|---|
| smndex1basss | ⊢ 𝐵 ⊆ (Base‘𝑀) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | smndex1mgm.b | . . . . . 6 ⊢ 𝐵 = ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) | |
| 2 | 1 | eleq2i 2861 | . . . . 5 ⊢ (𝑏 ∈ 𝐵 ↔ 𝑏 ∈ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)})) |
| 3 | fveq2 6882 | . . . . . . . . 9 ⊢ (𝑛 = 𝑘 → (𝐺‘𝑛) = (𝐺‘𝑘)) | |
| 4 | 3 | sneqd 4606 | . . . . . . . 8 ⊢ (𝑛 = 𝑘 → {(𝐺‘𝑛)} = {(𝐺‘𝑘)}) |
| 5 | 4 | cbviunv 5007 | . . . . . . 7 ⊢ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)} = ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)} |
| 6 | 5 | uneq2i 4127 | . . . . . 6 ⊢ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) = ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)}) |
| 7 | 6 | eleq2i 2861 | . . . . 5 ⊢ (𝑏 ∈ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) ↔ 𝑏 ∈ ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)})) |
| 8 | 2, 7 | bitri 278 | . . . 4 ⊢ (𝑏 ∈ 𝐵 ↔ 𝑏 ∈ ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)})) |
| 9 | elun 4115 | . . . 4 ⊢ (𝑏 ∈ ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)}) ↔ (𝑏 ∈ {𝐼} ∨ 𝑏 ∈ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)})) | |
| 10 | velsn 4610 | . . . . 5 ⊢ (𝑏 ∈ {𝐼} ↔ 𝑏 = 𝐼) | |
| 11 | eliun 4964 | . . . . 5 ⊢ (𝑏 ∈ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)} ↔ ∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)}) | |
| 12 | 10, 11 | orbi12i 927 | . . . 4 ⊢ ((𝑏 ∈ {𝐼} ∨ 𝑏 ∈ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)}) ↔ (𝑏 = 𝐼 ∨ ∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)})) |
| 13 | 8, 9, 12 | 3bitri 300 | . . 3 ⊢ (𝑏 ∈ 𝐵 ↔ (𝑏 = 𝐼 ∨ ∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)})) |
| 14 | smndex1ibas.m | . . . . . 6 ⊢ 𝑀 = (EndoFMnd‘ℕ0) | |
| 15 | smndex1ibas.n | . . . . . 6 ⊢ 𝑁 ∈ ℕ | |
| 16 | smndex1ibas.i | . . . . . 6 ⊢ 𝐼 = (𝑥 ∈ ℕ0 ↦ (𝑥 mod 𝑁)) | |
| 17 | 14, 15, 16 | smndex1ibas 18959 | . . . . 5 ⊢ 𝐼 ∈ (Base‘𝑀) |
| 18 | eleq1 2857 | . . . . 5 ⊢ (𝑏 = 𝐼 → (𝑏 ∈ (Base‘𝑀) ↔ 𝐼 ∈ (Base‘𝑀))) | |
| 19 | 17, 18 | mpbiri 261 | . . . 4 ⊢ (𝑏 = 𝐼 → 𝑏 ∈ (Base‘𝑀)) |
| 20 | smndex1ibas.g | . . . . . . . 8 ⊢ 𝐺 = (𝑛 ∈ (0..^𝑁) ↦ (𝑥 ∈ ℕ0 ↦ 𝑛)) | |
| 21 | 14, 15, 16, 20 | smndex1gbas 18961 | . . . . . . 7 ⊢ (𝑘 ∈ (0..^𝑁) → (𝐺‘𝑘) ∈ (Base‘𝑀)) |
| 22 | 21 | adantr 485 | . . . . . 6 ⊢ ((𝑘 ∈ (0..^𝑁) ∧ 𝑏 ∈ {(𝐺‘𝑘)}) → (𝐺‘𝑘) ∈ (Base‘𝑀)) |
| 23 | elsni 4611 | . . . . . . . 8 ⊢ (𝑏 ∈ {(𝐺‘𝑘)} → 𝑏 = (𝐺‘𝑘)) | |
| 24 | 23 | eleq1d 2854 | . . . . . . 7 ⊢ (𝑏 ∈ {(𝐺‘𝑘)} → (𝑏 ∈ (Base‘𝑀) ↔ (𝐺‘𝑘) ∈ (Base‘𝑀))) |
| 25 | 24 | adantl 486 | . . . . . 6 ⊢ ((𝑘 ∈ (0..^𝑁) ∧ 𝑏 ∈ {(𝐺‘𝑘)}) → (𝑏 ∈ (Base‘𝑀) ↔ (𝐺‘𝑘) ∈ (Base‘𝑀))) |
| 26 | 22, 25 | mpbird 260 | . . . . 5 ⊢ ((𝑘 ∈ (0..^𝑁) ∧ 𝑏 ∈ {(𝐺‘𝑘)}) → 𝑏 ∈ (Base‘𝑀)) |
| 27 | 26 | rexlimiva 3164 | . . . 4 ⊢ (∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)} → 𝑏 ∈ (Base‘𝑀)) |
| 28 | 19, 27 | jaoi 870 | . . 3 ⊢ ((𝑏 = 𝐼 ∨ ∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)}) → 𝑏 ∈ (Base‘𝑀)) |
| 29 | 13, 28 | sylbi 220 | . 2 ⊢ (𝑏 ∈ 𝐵 → 𝑏 ∈ (Base‘𝑀)) |
| 30 | 29 | ssriv 3949 | 1 ⊢ 𝐵 ⊆ (Base‘𝑀) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 ∧ wa 400 ∨ wo 860 = wceq 1567 ∈ wcel 2149 ∃wrex 3095 ∪ cun 3911 ⊆ wss 3913 {csn 4594 ∪ ciun 4960 ↦ cmpt 5196 ‘cfv 6537 (class class class)co 7411 0cc0 11100 ℕcn 12233 ℕ0cn0 12504 ..^cfzo 13682 mod cmo 13902 Basecbs 17269 EndoFMndcefmnd 18927 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11156 ax-resscn 11157 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-mulcom 11164 ax-addass 11165 ax-mulass 11166 ax-distr 11167 ax-i2m1 11168 ax-1ne0 11169 ax-1rid 11170 ax-rnegex 11171 ax-rrecex 11172 ax-cnre 11173 ax-pre-lttri 11174 ax-pre-lttrn 11175 ax-pre-ltadd 11176 ax-pre-mulgt0 11177 ax-pre-sup 11178 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7863 df-1st 7986 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8453 df-er 8694 df-map 8826 df-en 8944 df-dom 8945 df-sdom 8946 df-fin 8947 df-sup 9402 df-inf 9403 df-pnf 11245 df-mnf 11246 df-xr 11247 df-ltxr 11248 df-le 11249 df-sub 11443 df-neg 11444 df-div 11872 df-nn 12234 df-2 12303 df-3 12304 df-4 12305 df-5 12306 df-6 12307 df-7 12308 df-8 12309 df-9 12310 df-n0 12505 df-z 12592 df-uz 12863 df-rp 13017 df-fz 13536 df-fzo 13683 df-fl 13825 df-mod 13903 df-struct 17207 df-slot 17242 df-ndx 17254 df-base 17270 df-plusg 17323 df-tset 17329 df-efmnd 18928 |
| This theorem is referenced by: smndex1bas 18968 smndex1mgm 18969 smndex1sgrp 18970 smndex1mnd 18972 smndex1id 18973 |
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