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| Mirrors > Home > ILE Home > Th. List > psr0cl | GIF version | ||
| Description: The zero element of the ring of power series. (Contributed by Mario Carneiro, 29-Dec-2014.) |
| Ref | Expression |
|---|---|
| psrgrp.s | ⊢ 𝑆 = (𝐼 mPwSer 𝑅) |
| psrgrp.i | ⊢ (𝜑 → 𝐼 ∈ 𝑉) |
| psrgrp.r | ⊢ (𝜑 → 𝑅 ∈ Grp) |
| psr0cl.d | ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} |
| psr0cl.o | ⊢ 0 = (0g‘𝑅) |
| psr0cl.b | ⊢ 𝐵 = (Base‘𝑆) |
| Ref | Expression |
|---|---|
| psr0cl | ⊢ (𝜑 → (𝐷 × { 0 }) ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | psrgrp.r | . . . 4 ⊢ (𝜑 → 𝑅 ∈ Grp) | |
| 2 | eqid 2231 | . . . . 5 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 3 | psr0cl.o | . . . . 5 ⊢ 0 = (0g‘𝑅) | |
| 4 | 2, 3 | grpidcl 13614 | . . . 4 ⊢ (𝑅 ∈ Grp → 0 ∈ (Base‘𝑅)) |
| 5 | fconst6g 5535 | . . . 4 ⊢ ( 0 ∈ (Base‘𝑅) → (𝐷 × { 0 }):𝐷⟶(Base‘𝑅)) | |
| 6 | 1, 4, 5 | 3syl 17 | . . 3 ⊢ (𝜑 → (𝐷 × { 0 }):𝐷⟶(Base‘𝑅)) |
| 7 | basfn 13143 | . . . . 5 ⊢ Base Fn V | |
| 8 | 1 | elexd 2816 | . . . . 5 ⊢ (𝜑 → 𝑅 ∈ V) |
| 9 | funfvex 5656 | . . . . . 6 ⊢ ((Fun Base ∧ 𝑅 ∈ dom Base) → (Base‘𝑅) ∈ V) | |
| 10 | 9 | funfni 5432 | . . . . 5 ⊢ ((Base Fn V ∧ 𝑅 ∈ V) → (Base‘𝑅) ∈ V) |
| 11 | 7, 8, 10 | sylancr 414 | . . . 4 ⊢ (𝜑 → (Base‘𝑅) ∈ V) |
| 12 | psr0cl.d | . . . . 5 ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} | |
| 13 | fnmap 6824 | . . . . . 6 ⊢ ↑𝑚 Fn (V × V) | |
| 14 | nn0ex 9408 | . . . . . 6 ⊢ ℕ0 ∈ V | |
| 15 | psrgrp.i | . . . . . . 7 ⊢ (𝜑 → 𝐼 ∈ 𝑉) | |
| 16 | 15 | elexd 2816 | . . . . . 6 ⊢ (𝜑 → 𝐼 ∈ V) |
| 17 | fnovex 6051 | . . . . . 6 ⊢ (( ↑𝑚 Fn (V × V) ∧ ℕ0 ∈ V ∧ 𝐼 ∈ V) → (ℕ0 ↑𝑚 𝐼) ∈ V) | |
| 18 | 13, 14, 16, 17 | mp3an12i 1377 | . . . . 5 ⊢ (𝜑 → (ℕ0 ↑𝑚 𝐼) ∈ V) |
| 19 | 12, 18 | rabexd 4235 | . . . 4 ⊢ (𝜑 → 𝐷 ∈ V) |
| 20 | 11, 19 | elmapd 6831 | . . 3 ⊢ (𝜑 → ((𝐷 × { 0 }) ∈ ((Base‘𝑅) ↑𝑚 𝐷) ↔ (𝐷 × { 0 }):𝐷⟶(Base‘𝑅))) |
| 21 | 6, 20 | mpbird 167 | . 2 ⊢ (𝜑 → (𝐷 × { 0 }) ∈ ((Base‘𝑅) ↑𝑚 𝐷)) |
| 22 | psrgrp.s | . . 3 ⊢ 𝑆 = (𝐼 mPwSer 𝑅) | |
| 23 | psr0cl.b | . . 3 ⊢ 𝐵 = (Base‘𝑆) | |
| 24 | 22, 2, 12, 23, 15, 1 | psrbasg 14691 | . 2 ⊢ (𝜑 → 𝐵 = ((Base‘𝑅) ↑𝑚 𝐷)) |
| 25 | 21, 24 | eleqtrrd 2311 | 1 ⊢ (𝜑 → (𝐷 × { 0 }) ∈ 𝐵) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1397 ∈ wcel 2202 {crab 2514 Vcvv 2802 {csn 3669 × cxp 4723 ◡ccnv 4724 “ cima 4728 Fn wfn 5321 ⟶wf 5322 ‘cfv 5326 (class class class)co 6018 ↑𝑚 cmap 6817 Fincfn 6909 ℕcn 9143 ℕ0cn0 9402 Basecbs 13084 0gc0g 13341 Grpcgrp 13585 mPwSer cmps 14678 |
| 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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-coll 4204 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8123 ax-resscn 8124 ax-1cn 8125 ax-1re 8126 ax-icn 8127 ax-addcl 8128 ax-addrcl 8129 ax-mulcl 8130 ax-addcom 8132 ax-addass 8134 ax-distr 8136 ax-i2m1 8137 ax-0lt1 8138 ax-0id 8140 ax-rnegex 8141 ax-cnre 8143 ax-pre-ltirr 8144 ax-pre-ltwlin 8145 ax-pre-lttrn 8146 ax-pre-apti 8147 ax-pre-ltadd 8148 |
| This theorem depends on definitions: df-bi 117 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-reu 2517 df-rmo 2518 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-pw 3654 df-sn 3675 df-pr 3676 df-tp 3677 df-op 3678 df-uni 3894 df-int 3929 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-riota 5971 df-ov 6021 df-oprab 6022 df-mpo 6023 df-of 6235 df-1st 6303 df-2nd 6304 df-map 6819 df-ixp 6868 df-pnf 8216 df-mnf 8217 df-xr 8218 df-ltxr 8219 df-le 8220 df-sub 8352 df-neg 8353 df-inn 9144 df-2 9202 df-3 9203 df-4 9204 df-5 9205 df-6 9206 df-7 9207 df-8 9208 df-9 9209 df-n0 9403 df-z 9480 df-uz 9756 df-fz 10244 df-struct 13086 df-ndx 13087 df-slot 13088 df-base 13090 df-plusg 13175 df-mulr 13176 df-sca 13178 df-vsca 13179 df-tset 13181 df-rest 13326 df-topn 13327 df-0g 13343 df-topgen 13345 df-pt 13346 df-mgm 13441 df-sgrp 13487 df-mnd 13502 df-grp 13588 df-psr 14680 |
| This theorem is referenced by: psr0lid 14699 psr0 14703 mplsubgfilemm 14715 |
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