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| Mirrors > Home > ILE Home > Th. List > psr0 | 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) |
| psr0.d | ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} |
| psr0.o | ⊢ 𝑂 = (0g‘𝑅) |
| psr0.z | ⊢ 0 = (0g‘𝑆) |
| Ref | Expression |
|---|---|
| psr0 | ⊢ (𝜑 → 0 = (𝐷 × {𝑂})) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | psrgrp.s | . . 3 ⊢ 𝑆 = (𝐼 mPwSer 𝑅) | |
| 2 | psrgrp.i | . . 3 ⊢ (𝜑 → 𝐼 ∈ 𝑉) | |
| 3 | psrgrp.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ Grp) | |
| 4 | psr0.d | . . 3 ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} | |
| 5 | psr0.o | . . 3 ⊢ 𝑂 = (0g‘𝑅) | |
| 6 | eqid 2238 | . . 3 ⊢ (Base‘𝑆) = (Base‘𝑆) | |
| 7 | eqid 2238 | . . 3 ⊢ (+g‘𝑆) = (+g‘𝑆) | |
| 8 | 1, 2, 3, 4, 5, 6 | psr0cl 15196 | . . 3 ⊢ (𝜑 → (𝐷 × {𝑂}) ∈ (Base‘𝑆)) |
| 9 | 1, 2, 3, 4, 5, 6, 7, 8 | psr0lid 15197 | . 2 ⊢ (𝜑 → ((𝐷 × {𝑂})(+g‘𝑆)(𝐷 × {𝑂})) = (𝐷 × {𝑂})) |
| 10 | 1, 2, 3 | psrgrp 15200 | . . 3 ⊢ (𝜑 → 𝑆 ∈ Grp) |
| 11 | psr0.z | . . . 4 ⊢ 0 = (0g‘𝑆) | |
| 12 | 6, 7, 11 | grpid 13904 | . . 3 ⊢ ((𝑆 ∈ Grp ∧ (𝐷 × {𝑂}) ∈ (Base‘𝑆)) → (((𝐷 × {𝑂})(+g‘𝑆)(𝐷 × {𝑂})) = (𝐷 × {𝑂}) ↔ 0 = (𝐷 × {𝑂}))) |
| 13 | 10, 8, 12 | syl2anc 415 | . 2 ⊢ (𝜑 → (((𝐷 × {𝑂})(+g‘𝑆)(𝐷 × {𝑂})) = (𝐷 × {𝑂}) ↔ 0 = (𝐷 × {𝑂}))) |
| 14 | 9, 13 | mpbid 147 | 1 ⊢ (𝜑 → 0 = (𝐷 × {𝑂})) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 105 = wceq 1402 ∈ wcel 2209 {crab 2532 {csn 3709 × cxp 4774 ◡ccnv 4775 “ cima 4779 ‘cfv 5380 (class class class)co 6088 ↑𝑚 cmap 6926 Fincfn 7027 ℕcn 9314 ℕ0cn0 9575 Basecbs 13411 +gcplusg 13491 0gc0g 13670 Grpcgrp 13865 mPwSer cmps 15155 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4248 ax-sep 4251 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-cnex 8277 ax-resscn 8278 ax-1cn 8279 ax-1re 8280 ax-icn 8281 ax-addcl 8282 ax-addrcl 8283 ax-mulcl 8284 ax-addcom 8286 ax-mulcom 8287 ax-addass 8288 ax-mulass 8289 ax-distr 8290 ax-i2m1 8291 ax-0lt1 8292 ax-1rid 8293 ax-0id 8294 ax-rnegex 8295 ax-cnre 8297 ax-pre-ltirr 8298 ax-pre-ltwlin 8299 ax-pre-lttrn 8300 ax-pre-apti 8301 ax-pre-ltadd 8302 |
| This proof depends on definitions: df-bi 117 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3715 df-pr 3716 df-tp 3717 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4132 df-opab 4194 df-mpt 4195 df-id 4440 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-iota 5340 df-fun 5382 df-fn 5383 df-f 5384 df-f1 5385 df-fo 5386 df-f1o 5387 df-fv 5388 df-riota 6041 df-ov 6091 df-oprab 6092 df-mpo 6093 df-of 6305 df-1st 6378 df-2nd 6379 df-map 6928 df-ixp 6986 df-sup 7331 df-pnf 8369 df-mnf 8370 df-xr 8371 df-ltxr 8372 df-le 8373 df-sub 8507 df-neg 8508 df-inn 9315 df-2 9373 df-3 9374 df-4 9375 df-5 9376 df-6 9377 df-7 9378 df-8 9379 df-9 9380 df-n0 9576 df-z 9657 df-dec 9790 df-uz 9939 df-fz 10430 df-struct 13413 df-ndx 13414 df-slot 13415 df-base 13417 df-plusg 13504 df-mulr 13505 df-sca 13507 df-vsca 13508 df-ip 13509 df-tset 13510 df-ple 13511 df-ds 13513 df-hom 13515 df-cco 13516 df-rest 13655 df-topn 13656 df-0g 13672 df-topgen 13674 df-pt 13675 df-mgm 13736 df-sgrp 13777 df-mnd 13790 df-grp 13868 df-minusg 13869 df-prds 14278 df-pws 14311 df-psr 15158 |
| This theorem is used by: psrneg 15202 mplsubgfilemm 15226 mpl0fi 15230 |
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