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| Mirrors > Home > ILE Home > Th. List > psrelbasfi | GIF version | ||
| Description: Simpler form of psrelbas 14552 when the index set is finite. (Contributed by Jim Kingdon, 27-Nov-2025.) |
| Ref | Expression |
|---|---|
| psrelbasfi.s | ⊢ 𝑆 = (𝐼 mPwSer 𝑅) |
| psrelbasfi.k | ⊢ 𝐾 = (Base‘𝑅) |
| psrelbasfi.f | ⊢ (𝜑 → 𝐼 ∈ Fin) |
| psrelbasfi.b | ⊢ 𝐵 = (Base‘𝑆) |
| psrelbasfi.x | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| psrelbasfi | ⊢ (𝜑 → 𝑋:(ℕ0 ↑𝑚 𝐼)⟶𝐾) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | psrelbasfi.s | . . 3 ⊢ 𝑆 = (𝐼 mPwSer 𝑅) | |
| 2 | psrelbasfi.k | . . 3 ⊢ 𝐾 = (Base‘𝑅) | |
| 3 | eqid 2207 | . . 3 ⊢ {𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} = {𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} | |
| 4 | psrelbasfi.b | . . 3 ⊢ 𝐵 = (Base‘𝑆) | |
| 5 | psrelbasfi.x | . . 3 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
| 6 | 1, 2, 3, 4, 5 | psrelbas 14552 | . 2 ⊢ (𝜑 → 𝑋:{𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin}⟶𝐾) |
| 7 | psrelbasfi.f | . . . 4 ⊢ (𝜑 → 𝐼 ∈ Fin) | |
| 8 | 3 | psrbagfi 14550 | . . . 4 ⊢ (𝐼 ∈ Fin → {𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} = (ℕ0 ↑𝑚 𝐼)) |
| 9 | 7, 8 | syl 14 | . . 3 ⊢ (𝜑 → {𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} = (ℕ0 ↑𝑚 𝐼)) |
| 10 | 9 | feq2d 5433 | . 2 ⊢ (𝜑 → (𝑋:{𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin}⟶𝐾 ↔ 𝑋:(ℕ0 ↑𝑚 𝐼)⟶𝐾)) |
| 11 | 6, 10 | mpbid 147 | 1 ⊢ (𝜑 → 𝑋:(ℕ0 ↑𝑚 𝐼)⟶𝐾) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1373 ∈ wcel 2178 {crab 2490 ◡ccnv 4692 “ cima 4696 ⟶wf 5286 ‘cfv 5290 (class class class)co 5967 ↑𝑚 cmap 6758 Fincfn 6850 ℕcn 9071 ℕ0cn0 9330 Basecbs 12947 mPwSer cmps 14538 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 615 ax-in2 616 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2180 ax-14 2181 ax-ext 2189 ax-coll 4175 ax-sep 4178 ax-nul 4186 ax-pow 4234 ax-pr 4269 ax-un 4498 ax-setind 4603 ax-iinf 4654 ax-cnex 8051 ax-resscn 8052 ax-1cn 8053 ax-1re 8054 ax-icn 8055 ax-addcl 8056 ax-addrcl 8057 ax-mulcl 8058 ax-addcom 8060 ax-addass 8062 ax-distr 8064 ax-i2m1 8065 ax-0lt1 8066 ax-0id 8068 ax-rnegex 8069 ax-cnre 8071 ax-pre-ltirr 8072 ax-pre-ltwlin 8073 ax-pre-lttrn 8074 ax-pre-apti 8075 ax-pre-ltadd 8076 |
| This theorem depends on definitions: df-bi 117 df-dc 837 df-3or 982 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2194 df-cleq 2200 df-clel 2203 df-nfc 2339 df-ne 2379 df-nel 2474 df-ral 2491 df-rex 2492 df-reu 2493 df-rab 2495 df-v 2778 df-sbc 3006 df-csb 3102 df-dif 3176 df-un 3178 df-in 3180 df-ss 3187 df-nul 3469 df-if 3580 df-pw 3628 df-sn 3649 df-pr 3650 df-tp 3651 df-op 3652 df-uni 3865 df-int 3900 df-iun 3943 df-br 4060 df-opab 4122 df-mpt 4123 df-tr 4159 df-id 4358 df-iord 4431 df-on 4433 df-suc 4436 df-iom 4657 df-xp 4699 df-rel 4700 df-cnv 4701 df-co 4702 df-dm 4703 df-rn 4704 df-res 4705 df-ima 4706 df-iota 5251 df-fun 5292 df-fn 5293 df-f 5294 df-f1 5295 df-fo 5296 df-f1o 5297 df-fv 5298 df-riota 5922 df-ov 5970 df-oprab 5971 df-mpo 5972 df-of 6181 df-1st 6249 df-2nd 6250 df-1o 6525 df-er 6643 df-map 6760 df-ixp 6809 df-en 6851 df-fin 6853 df-pnf 8144 df-mnf 8145 df-xr 8146 df-ltxr 8147 df-le 8148 df-sub 8280 df-neg 8281 df-inn 9072 df-2 9130 df-3 9131 df-4 9132 df-5 9133 df-6 9134 df-7 9135 df-8 9136 df-9 9137 df-n0 9331 df-z 9408 df-uz 9684 df-fz 10166 df-struct 12949 df-ndx 12950 df-slot 12951 df-base 12953 df-plusg 13037 df-mulr 13038 df-sca 13040 df-vsca 13041 df-tset 13043 df-rest 13188 df-topn 13189 df-topgen 13207 df-pt 13208 df-psr 14540 |
| This theorem is referenced by: mplsubgfilemcl 14576 mplsubgfileminv 14577 |
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