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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 2856 | . . . . 5 ⊢ (𝑏 ∈ 𝐵 ↔ 𝑏 ∈ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)})) |
| 3 | fveq2 6905 | . . . . . . . . 9 ⊢ (𝑛 = 𝑘 → (𝐺‘𝑛) = (𝐺‘𝑘)) | |
| 4 | 3 | sneqd 4596 | . . . . . . . 8 ⊢ (𝑛 = 𝑘 → {(𝐺‘𝑛)} = {(𝐺‘𝑘)}) |
| 5 | 4 | cbviunv 5000 | . . . . . . 7 ⊢ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)} = ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)} |
| 6 | 5 | uneq2i 4167 | . . . . . 6 ⊢ ({𝐼} ∪ ∪ 𝑛 ∈ (0..^𝑁){(𝐺‘𝑛)}) = ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)}) |
| 7 | 6 | eleq2i 2856 | . . . . 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 4155 | . . . 4 ⊢ (𝑏 ∈ ({𝐼} ∪ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)}) ↔ (𝑏 ∈ {𝐼} ∨ 𝑏 ∈ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)})) | |
| 10 | velsn 4600 | . . . . 5 ⊢ (𝑏 ∈ {𝐼} ↔ 𝑏 = 𝐼) | |
| 11 | eliun 4958 | . . . . 5 ⊢ (𝑏 ∈ ∪ 𝑘 ∈ (0..^𝑁){(𝐺‘𝑘)} ↔ ∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)}) | |
| 12 | 10, 11 | orbi12i 928 | . . . 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 19122 | . . . . 5 ⊢ 𝐼 ∈ (Base‘𝑀) |
| 18 | eleq1 2852 | . . . . 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 19124 | . . . . . . 7 ⊢ (𝑘 ∈ (0..^𝑁) → (𝐺‘𝑘) ∈ (Base‘𝑀)) |
| 22 | 21 | adantr 486 | . . . . . 6 ⊢ ((𝑘 ∈ (0..^𝑁) ∧ 𝑏 ∈ {(𝐺‘𝑘)}) → (𝐺‘𝑘) ∈ (Base‘𝑀)) |
| 23 | elsni 4601 | . . . . . . . 8 ⊢ (𝑏 ∈ {(𝐺‘𝑘)} → 𝑏 = (𝐺‘𝑘)) | |
| 24 | 23 | eleq1d 2849 | . . . . . . 7 ⊢ (𝑏 ∈ {(𝐺‘𝑘)} → (𝑏 ∈ (Base‘𝑀) ↔ (𝐺‘𝑘) ∈ (Base‘𝑀))) |
| 25 | 24 | adantl 487 | . . . . . 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 3159 | . . . 4 ⊢ (∃𝑘 ∈ (0..^𝑁)𝑏 ∈ {(𝐺‘𝑘)} → 𝑏 ∈ (Base‘𝑀)) |
| 28 | 19, 27 | jaoi 871 | . . 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 3917 | 1 ⊢ 𝐵 ⊆ (Base‘𝑀) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ↔ wb 209 ∧ wa 401 ∨ wo 861 = wceq 1570 ∈ wcel 2147 ∃wrex 3090 ⊆ wss 3900 ∪ cun 4152 {csn 4588 ∪ ciun 4954 ↦ cmpt 5189 ‘cfv 6555 (class class class)co 7440 0cc0 11224 ℕcn 12359 ℕ0cn0 12630 ..^cfzo 13812 mod cmo 14033 Basecbs 17413 EndoFMndcefmnd 19090 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7772 ax-cnex 11280 ax-resscn 11281 ax-1cn 11282 ax-icn 11283 ax-addcl 11284 ax-addrcl 11285 ax-mulcl 11286 ax-mulrcl 11287 ax-mulcom 11288 ax-addass 11289 ax-mulass 11290 ax-distr 11291 ax-i2m1 11292 ax-1ne0 11293 ax-1rid 11294 ax-rnegex 11295 ax-rrecex 11296 ax-cnre 11297 ax-pre-lttri 11298 ax-pre-lttrn 11299 ax-pre-ltadd 11300 ax-pre-mulgt0 11301 ax-pre-sup 11302 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6319 df-ord 6380 df-on 6381 df-lim 6382 df-suc 6383 df-iota 6509 df-fun 6557 df-fn 6558 df-f 6559 df-f1 6560 df-fo 6561 df-f1o 6562 df-fv 6563 df-riota 7397 df-ov 7443 df-oprab 7444 df-mpo 7445 df-om 7899 df-1st 8022 df-2nd 8023 df-frecs 8324 df-wrecs 8355 df-recs 8404 df-rdg 8443 df-1o 8501 df-er 8742 df-map 8874 df-en 8999 df-dom 9000 df-sdom 9001 df-fin 9002 df-sup 9458 df-inf 9459 df-pnf 11369 df-mnf 11370 df-xr 11371 df-ltxr 11372 df-le 11373 df-sub 11567 df-neg 11568 df-div 11998 df-nn 12360 df-2 12429 df-3 12430 df-4 12431 df-5 12432 df-6 12433 df-7 12434 df-8 12435 df-9 12436 df-n0 12631 df-z 12718 df-uz 12990 df-rp 13145 df-fz 13664 df-fzo 13813 df-fl 13956 df-mod 14034 df-struct 17351 df-slot 17386 df-ndx 17398 df-base 17414 df-plusg 17467 df-tset 17473 df-efmnd 19091 |
| This theorem is used by: smndex1bas 19131 smndex1mgm 19132 smndex1sgrp 19133 smndex1mnd 19135 smndex1id 19136 |
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