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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 2833 | . . . . 5 ⊢ (𝑏 ∈ 𝐵 ↔ 𝑏 ∈ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)})) |
| 3 | fveq2 6831 | . . . . . . . . 9 ⊢ (𝑛 = 𝑘 → (𝐺‘𝑛) = (𝐺‘𝑘)) | |
| 4 | 3 | sneqd 4570 | . . . . . . . 8 ⊢ (𝑛 = 𝑘 → {(𝐺‘𝑛)} = {(𝐺‘𝑘)}) |
| 5 | 4 | cbviunv 4971 | . . . . . . 7 ⊢ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)} = ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)} |
| 6 | 5 | uneq2i 4098 | . . . . . 6 ⊢ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) = ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)}) |
| 7 | 6 | eleq2i 2833 | . . . . 5 ⊢ (𝑏 ∈ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) ↔ 𝑏 ∈ ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)})) |
| 8 | 2, 7 | bitri 277 | . . . 4 ⊢ (𝑏 ∈ 𝐵 ↔ 𝑏 ∈ ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)})) |
| 9 | elun 4086 | . . . 4 ⊢ (𝑏 ∈ ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)}) ↔ (𝑏 ∈ {𝐼} ∨ 𝑏 ∈ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)})) | |
| 10 | velsn 4574 | . . . . 5 ⊢ (𝑏 ∈ {𝐼} ↔ 𝑏 = 𝐼) | |
| 11 | eliun 4928 | . . . . 5 ⊢ (𝑏 ∈ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)} ↔ ∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)}) | |
| 12 | 10, 11 | orbi12i 921 | . . . 4 ⊢ ((𝑏 ∈ {𝐼} ∨ 𝑏 ∈ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)}) ↔ (𝑏 = 𝐼 ∨ ∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)})) |
| 13 | 8, 9, 12 | 3bitri 299 | . . 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 18863 | . . . . 5 ⊢ 𝐼 ∈ (Base‘𝑀) |
| 18 | eleq1 2829 | . . . . 5 ⊢ (𝑏 = 𝐼 → (𝑏 ∈ (Base‘𝑀) ↔ 𝐼 ∈ (Base‘𝑀))) | |
| 19 | 17, 18 | mpbiri 260 | . . . 4 ⊢ (𝑏 = 𝐼 → 𝑏 ∈ (Base‘𝑀)) |
| 20 | smndex1ibas.g | . . . . . . . 8 ⊢ 𝐺 = (𝑛 ∈ (0..^𝑁) ↦ (𝑥 ∈ ℕ0 ↦ 𝑛)) | |
| 21 | 14, 15, 16, 20 | smndex1gbas 18865 | . . . . . . 7 ⊢ (𝑘 ∈ (0..^𝑁) → (𝐺‘𝑘) ∈ (Base‘𝑀)) |
| 22 | 21 | adantr 482 | . . . . . 6 ⊢ ((𝑘 ∈ (0..^𝑁) ∧ 𝑏 ∈ {(𝐺‘𝑘)}) → (𝐺‘𝑘) ∈ (Base‘𝑀)) |
| 23 | elsni 4575 | . . . . . . . 8 ⊢ (𝑏 ∈ {(𝐺‘𝑘)} → 𝑏 = (𝐺‘𝑘)) | |
| 24 | 23 | eleq1d 2826 | . . . . . . 7 ⊢ (𝑏 ∈ {(𝐺‘𝑘)} → (𝑏 ∈ (Base‘𝑀) ↔ (𝐺‘𝑘) ∈ (Base‘𝑀))) |
| 25 | 24 | adantl 483 | . . . . . 6 ⊢ ((𝑘 ∈ (0..^𝑁) ∧ 𝑏 ∈ {(𝐺‘𝑘)}) → (𝑏 ∈ (Base‘𝑀) ↔ (𝐺‘𝑘) ∈ (Base‘𝑀))) |
| 26 | 22, 25 | mpbird 259 | . . . . 5 ⊢ ((𝑘 ∈ (0..^𝑁) ∧ 𝑏 ∈ {(𝐺‘𝑘)}) → 𝑏 ∈ (Base‘𝑀)) |
| 27 | 26 | rexlimiva 3134 | . . . 4 ⊢ (∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)} → 𝑏 ∈ (Base‘𝑀)) |
| 28 | 19, 27 | jaoi 864 | . . 3 ⊢ ((𝑏 = 𝐼 ∨ ∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)}) → 𝑏 ∈ (Base‘𝑀)) |
| 29 | 13, 28 | sylbi 219 | . 2 ⊢ (𝑏 ∈ 𝐵 → 𝑏 ∈ (Base‘𝑀)) |
| 30 | 29 | ssriv 3921 | 1 ⊢ 𝐵 ⊆ (Base‘𝑀) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 208 ∧ wa 397 ∨ wo 854 = wceq 1548 ∈ wcel 2121 ∃wrex 3065 ∪ cun 3883 ⊆ wss 3885 {csn 4558 ∪ ciun 4924 ↦ cmpt 5156 ‘cfv 6489 (class class class)co 7360 0cc0 11033 ℕcn 12169 ℕ0cn0 12432 ..^cfzo 13603 mod cmo 13823 Basecbs 17174 EndoFMndcefmnd 18831 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1975 ax-7 2016 ax-8 2123 ax-9 2131 ax-10 2154 ax-11 2170 ax-12 2191 ax-ext 2713 ax-sep 5221 ax-nul 5231 ax-pow 5297 ax-pr 5365 ax-un 7682 ax-cnex 11089 ax-resscn 11090 ax-1cn 11091 ax-icn 11092 ax-addcl 11093 ax-addrcl 11094 ax-mulcl 11095 ax-mulrcl 11096 ax-mulcom 11097 ax-addass 11098 ax-mulass 11099 ax-distr 11100 ax-i2m1 11101 ax-1ne0 11102 ax-1rid 11103 ax-rnegex 11104 ax-rrecex 11105 ax-cnre 11106 ax-pre-lttri 11107 ax-pre-lttrn 11108 ax-pre-ltadd 11109 ax-pre-mulgt0 11110 ax-pre-sup 11111 |
| This theorem depends on definitions: df-bi 209 df-an 398 df-or 855 df-3or 1094 df-3an 1095 df-tru 1551 df-fal 1561 df-ex 1788 df-nf 1792 df-sb 2075 df-mo 2545 df-eu 2575 df-clab 2720 df-cleq 2733 df-clel 2816 df-nfc 2890 df-ne 2937 df-nel 3041 df-ral 3056 df-rex 3066 df-rmo 3346 df-reu 3347 df-rab 3394 df-v 3435 df-sbc 3726 df-csb 3834 df-dif 3888 df-un 3890 df-in 3892 df-ss 3902 df-pss 3905 df-nul 4265 df-if 4458 df-pw 4534 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4842 df-iun 4926 df-br 5076 df-opab 5138 df-mpt 5157 df-tr 5183 df-id 5516 df-eprel 5521 df-po 5529 df-so 5530 df-fr 5574 df-we 5576 df-xp 5627 df-rel 5628 df-cnv 5629 df-co 5630 df-dm 5631 df-rn 5632 df-res 5633 df-ima 5634 df-pred 6256 df-ord 6317 df-on 6318 df-lim 6319 df-suc 6320 df-iota 6445 df-fun 6491 df-fn 6492 df-f 6493 df-f1 6494 df-fo 6495 df-f1o 6496 df-fv 6497 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-er 8637 df-map 8769 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-sup 9349 df-inf 9350 df-pnf 11176 df-mnf 11177 df-xr 11178 df-ltxr 11179 df-le 11180 df-sub 11374 df-neg 11375 df-div 11803 df-nn 12170 df-2 12239 df-3 12240 df-4 12241 df-5 12242 df-6 12243 df-7 12244 df-8 12245 df-9 12246 df-n0 12433 df-z 12520 df-uz 12784 df-rp 12938 df-fz 13457 df-fzo 13604 df-fl 13746 df-mod 13824 df-struct 17112 df-slot 17147 df-ndx 17159 df-base 17175 df-plusg 17228 df-tset 17234 df-efmnd 18832 |
| This theorem is referenced by: smndex1bas 18872 smndex1mgm 18873 smndex1sgrp 18874 smndex1mnd 18876 smndex1id 18877 |
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