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| Mirrors > Home > MPE Home > Th. List > Mathboxes > mplvrpmlem | Structured version Visualization version GIF version | ||
| Description: Lemma for mplvrpmga 33694 and others. (Contributed by Thierry Arnoux, 11-Jan-2026.) |
| Ref | Expression |
|---|---|
| mplvrpmlem.s | ⊢ 𝑆 = (SymGrp‘𝐼) |
| mplvrpmlem.p | ⊢ 𝑃 = (Base‘𝑆) |
| mplvrpmlem.i | ⊢ (𝜑 → 𝐼 ∈ 𝑉) |
| mplvrpmlem.d | ⊢ (𝜑 → 𝐷 ∈ 𝑃) |
| mplvrpmlem.1 | ⊢ (𝜑 → 𝑋 ∈ {ℎ ∈ (ℕ0 ↑m 𝐼) ∣ ℎ finSupp 0}) |
| Ref | Expression |
|---|---|
| mplvrpmlem | ⊢ (𝜑 → (𝑋 ∘ 𝐷) ∈ {ℎ ∈ (ℕ0 ↑m 𝐼) ∣ ℎ finSupp 0}) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | breq1 5089 | . 2 ⊢ (ℎ = (𝑋 ∘ 𝐷) → (ℎ finSupp 0 ↔ (𝑋 ∘ 𝐷) finSupp 0)) | |
| 2 | nn0ex 12408 | . . . 4 ⊢ ℕ0 ∈ V | |
| 3 | 2 | a1i 11 | . . 3 ⊢ (𝜑 → ℕ0 ∈ V) |
| 4 | mplvrpmlem.i | . . 3 ⊢ (𝜑 → 𝐼 ∈ 𝑉) | |
| 5 | ssrab2 4021 | . . . . . 6 ⊢ {ℎ ∈ (ℕ0 ↑m 𝐼) ∣ ℎ finSupp 0} ⊆ (ℕ0 ↑m 𝐼) | |
| 6 | mplvrpmlem.1 | . . . . . 6 ⊢ (𝜑 → 𝑋 ∈ {ℎ ∈ (ℕ0 ↑m 𝐼) ∣ ℎ finSupp 0}) | |
| 7 | 5, 6 | sselid 3920 | . . . . 5 ⊢ (𝜑 → 𝑋 ∈ (ℕ0 ↑m 𝐼)) |
| 8 | 4, 3, 7 | elmaprd 32742 | . . . 4 ⊢ (𝜑 → 𝑋:𝐼⟶ℕ0) |
| 9 | mplvrpmlem.d | . . . . . 6 ⊢ (𝜑 → 𝐷 ∈ 𝑃) | |
| 10 | mplvrpmlem.s | . . . . . . 7 ⊢ 𝑆 = (SymGrp‘𝐼) | |
| 11 | mplvrpmlem.p | . . . . . . 7 ⊢ 𝑃 = (Base‘𝑆) | |
| 12 | 10, 11 | symgbasf1o 19308 | . . . . . 6 ⊢ (𝐷 ∈ 𝑃 → 𝐷:𝐼–1-1-onto→𝐼) |
| 13 | 9, 12 | syl 17 | . . . . 5 ⊢ (𝜑 → 𝐷:𝐼–1-1-onto→𝐼) |
| 14 | f1of 6772 | . . . . 5 ⊢ (𝐷:𝐼–1-1-onto→𝐼 → 𝐷:𝐼⟶𝐼) | |
| 15 | 13, 14 | syl 17 | . . . 4 ⊢ (𝜑 → 𝐷:𝐼⟶𝐼) |
| 16 | 8, 15 | fcod 6685 | . . 3 ⊢ (𝜑 → (𝑋 ∘ 𝐷):𝐼⟶ℕ0) |
| 17 | 3, 4, 16 | elmapdd 8779 | . 2 ⊢ (𝜑 → (𝑋 ∘ 𝐷) ∈ (ℕ0 ↑m 𝐼)) |
| 18 | breq1 5089 | . . . . . 6 ⊢ (ℎ = 𝑋 → (ℎ finSupp 0 ↔ 𝑋 finSupp 0)) | |
| 19 | 18 | elrab 3635 | . . . . 5 ⊢ (𝑋 ∈ {ℎ ∈ (ℕ0 ↑m 𝐼) ∣ ℎ finSupp 0} ↔ (𝑋 ∈ (ℕ0 ↑m 𝐼) ∧ 𝑋 finSupp 0)) |
| 20 | 19 | simprbi 497 | . . . 4 ⊢ (𝑋 ∈ {ℎ ∈ (ℕ0 ↑m 𝐼) ∣ ℎ finSupp 0} → 𝑋 finSupp 0) |
| 21 | 6, 20 | syl 17 | . . 3 ⊢ (𝜑 → 𝑋 finSupp 0) |
| 22 | f1of1 6771 | . . . 4 ⊢ (𝐷:𝐼–1-1-onto→𝐼 → 𝐷:𝐼–1-1→𝐼) | |
| 23 | 13, 22 | syl 17 | . . 3 ⊢ (𝜑 → 𝐷:𝐼–1-1→𝐼) |
| 24 | 0nn0 12417 | . . . 4 ⊢ 0 ∈ ℕ0 | |
| 25 | 24 | a1i 11 | . . 3 ⊢ (𝜑 → 0 ∈ ℕ0) |
| 26 | 21, 23, 25, 6 | fsuppco 9306 | . 2 ⊢ (𝜑 → (𝑋 ∘ 𝐷) finSupp 0) |
| 27 | 1, 17, 26 | elrabd 3637 | 1 ⊢ (𝜑 → (𝑋 ∘ 𝐷) ∈ {ℎ ∈ (ℕ0 ↑m 𝐼) ∣ ℎ finSupp 0}) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 {crab 3390 Vcvv 3430 class class class wbr 5086 ∘ ccom 5626 ⟶wf 6486 –1-1→wf1 6487 –1-1-onto→wf1o 6489 ‘cfv 6490 (class class class)co 7358 ↑m cmap 8764 finSupp cfsupp 9265 0cc0 11027 ℕ0cn0 12402 Basecbs 17137 SymGrpcsymg 19302 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5212 ax-sep 5231 ax-nul 5241 ax-pow 5300 ax-pr 5368 ax-un 7680 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-1st 7933 df-2nd 7934 df-supp 8102 df-frecs 8222 df-wrecs 8253 df-recs 8302 df-rdg 8340 df-1o 8396 df-er 8634 df-map 8766 df-en 8885 df-dom 8886 df-sdom 8887 df-fin 8888 df-fsupp 9266 df-pnf 11169 df-mnf 11170 df-xr 11171 df-ltxr 11172 df-le 11173 df-sub 11367 df-neg 11368 df-nn 12147 df-2 12209 df-3 12210 df-4 12211 df-5 12212 df-6 12213 df-7 12214 df-8 12215 df-9 12216 df-n0 12403 df-z 12490 df-uz 12753 df-fz 13425 df-struct 17075 df-sets 17092 df-slot 17110 df-ndx 17122 df-base 17138 df-ress 17159 df-plusg 17191 df-tset 17197 df-efmnd 18795 df-symg 19303 |
| This theorem is referenced by: mplvrpmrhm 33696 esplysply 33720 |
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