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| Mirrors > Home > MPE Home > Th. List > pcorev2 | Structured version Visualization version GIF version | ||
| Description: Concatenation with the reverse path. (Contributed by Mario Carneiro, 12-Feb-2015.) |
| Ref | Expression |
|---|---|
| pcorev2.1 | ⊢ 𝐺 = (𝑥 ∈ (0[,]1) ↦ (𝐹‘(1 − 𝑥))) |
| pcorev2.2 | ⊢ 𝑃 = ((0[,]1) × {(𝐹‘0)}) |
| Ref | Expression |
|---|---|
| pcorev2 | ⊢ (𝐹 ∈ (II Cn 𝐽) → (𝐹(*𝑝‘𝐽)𝐺)( ≃ph‘𝐽)𝑃) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pcorev2.1 | . . . . 5 ⊢ 𝐺 = (𝑥 ∈ (0[,]1) ↦ (𝐹‘(1 − 𝑥))) | |
| 2 | 1 | pcorevcl 25221 | . . . 4 ⊢ (𝐹 ∈ (II Cn 𝐽) → (𝐺 ∈ (II Cn 𝐽) ∧ (𝐺‘0) = (𝐹‘1) ∧ (𝐺‘1) = (𝐹‘0))) |
| 3 | 2 | simp1d 1160 | . . 3 ⊢ (𝐹 ∈ (II Cn 𝐽) → 𝐺 ∈ (II Cn 𝐽)) |
| 4 | eqid 2766 | . . . 4 ⊢ (𝑦 ∈ (0[,]1) ↦ (𝐺‘(1 − 𝑦))) = (𝑦 ∈ (0[,]1) ↦ (𝐺‘(1 − 𝑦))) | |
| 5 | eqid 2766 | . . . 4 ⊢ ((0[,]1) × {(𝐺‘1)}) = ((0[,]1) × {(𝐺‘1)}) | |
| 6 | 4, 5 | pcorev 25223 | . . 3 ⊢ (𝐺 ∈ (II Cn 𝐽) → ((𝑦 ∈ (0[,]1) ↦ (𝐺‘(1 − 𝑦)))(*𝑝‘𝐽)𝐺)( ≃ph‘𝐽)((0[,]1) × {(𝐺‘1)})) |
| 7 | 3, 6 | syl 18 | . 2 ⊢ (𝐹 ∈ (II Cn 𝐽) → ((𝑦 ∈ (0[,]1) ↦ (𝐺‘(1 − 𝑦)))(*𝑝‘𝐽)𝐺)( ≃ph‘𝐽)((0[,]1) × {(𝐺‘1)})) |
| 8 | iirev 25125 | . . . . . . 7 ⊢ (𝑦 ∈ (0[,]1) → (1 − 𝑦) ∈ (0[,]1)) | |
| 9 | oveq2 7431 | . . . . . . . . 9 ⊢ (𝑥 = (1 − 𝑦) → (1 − 𝑥) = (1 − (1 − 𝑦))) | |
| 10 | 9 | fveq2d 6892 | . . . . . . . 8 ⊢ (𝑥 = (1 − 𝑦) → (𝐹‘(1 − 𝑥)) = (𝐹‘(1 − (1 − 𝑦)))) |
| 11 | fvex 6901 | . . . . . . . 8 ⊢ (𝐹‘(1 − (1 − 𝑦))) ∈ V | |
| 12 | 10, 1, 11 | fvmpt 6996 | . . . . . . 7 ⊢ ((1 − 𝑦) ∈ (0[,]1) → (𝐺‘(1 − 𝑦)) = (𝐹‘(1 − (1 − 𝑦)))) |
| 13 | 8, 12 | syl 18 | . . . . . 6 ⊢ (𝑦 ∈ (0[,]1) → (𝐺‘(1 − 𝑦)) = (𝐹‘(1 − (1 − 𝑦)))) |
| 14 | ax-1cn 11176 | . . . . . . . 8 ⊢ 1 ∈ ℂ | |
| 15 | unitssre 13544 | . . . . . . . . . 10 ⊢ (0[,]1) ⊆ ℝ | |
| 16 | 15 | sseli 3936 | . . . . . . . . 9 ⊢ (𝑦 ∈ (0[,]1) → 𝑦 ∈ ℝ) |
| 17 | 16 | recnd 11255 | . . . . . . . 8 ⊢ (𝑦 ∈ (0[,]1) → 𝑦 ∈ ℂ) |
| 18 | nncan 11505 | . . . . . . . 8 ⊢ ((1 ∈ ℂ ∧ 𝑦 ∈ ℂ) → (1 − (1 − 𝑦)) = 𝑦) | |
| 19 | 14, 17, 18 | sylancr 599 | . . . . . . 7 ⊢ (𝑦 ∈ (0[,]1) → (1 − (1 − 𝑦)) = 𝑦) |
| 20 | 19 | fveq2d 6892 | . . . . . 6 ⊢ (𝑦 ∈ (0[,]1) → (𝐹‘(1 − (1 − 𝑦))) = (𝐹‘𝑦)) |
| 21 | 13, 20 | eqtrd 2801 | . . . . 5 ⊢ (𝑦 ∈ (0[,]1) → (𝐺‘(1 − 𝑦)) = (𝐹‘𝑦)) |
| 22 | 21 | mpteq2ia 5211 | . . . 4 ⊢ (𝑦 ∈ (0[,]1) ↦ (𝐺‘(1 − 𝑦))) = (𝑦 ∈ (0[,]1) ↦ (𝐹‘𝑦)) |
| 23 | iiuni 25077 | . . . . . 6 ⊢ (0[,]1) = ∪ II | |
| 24 | eqid 2766 | . . . . . 6 ⊢ ∪ 𝐽 = ∪ 𝐽 | |
| 25 | 23, 24 | cnf 23440 | . . . . 5 ⊢ (𝐹 ∈ (II Cn 𝐽) → 𝐹:(0[,]1)⟶∪ 𝐽) |
| 26 | 25 | feqmptd 6956 | . . . 4 ⊢ (𝐹 ∈ (II Cn 𝐽) → 𝐹 = (𝑦 ∈ (0[,]1) ↦ (𝐹‘𝑦))) |
| 27 | 22, 26 | eqtr4id 2820 | . . 3 ⊢ (𝐹 ∈ (II Cn 𝐽) → (𝑦 ∈ (0[,]1) ↦ (𝐺‘(1 − 𝑦))) = 𝐹) |
| 28 | 27 | oveq1d 7438 | . 2 ⊢ (𝐹 ∈ (II Cn 𝐽) → ((𝑦 ∈ (0[,]1) ↦ (𝐺‘(1 − 𝑦)))(*𝑝‘𝐽)𝐺) = (𝐹(*𝑝‘𝐽)𝐺)) |
| 29 | 2 | simp3d 1162 | . . . . 5 ⊢ (𝐹 ∈ (II Cn 𝐽) → (𝐺‘1) = (𝐹‘0)) |
| 30 | 29 | sneqd 4606 | . . . 4 ⊢ (𝐹 ∈ (II Cn 𝐽) → {(𝐺‘1)} = {(𝐹‘0)}) |
| 31 | 30 | xpeq2d 5696 | . . 3 ⊢ (𝐹 ∈ (II Cn 𝐽) → ((0[,]1) × {(𝐺‘1)}) = ((0[,]1) × {(𝐹‘0)})) |
| 32 | pcorev2.2 | . . 3 ⊢ 𝑃 = ((0[,]1) × {(𝐹‘0)}) | |
| 33 | 31, 32 | eqtr4di 2819 | . 2 ⊢ (𝐹 ∈ (II Cn 𝐽) → ((0[,]1) × {(𝐺‘1)}) = 𝑃) |
| 34 | 7, 28, 33 | 3brtr3d 5147 | 1 ⊢ (𝐹 ∈ (II Cn 𝐽) → (𝐹(*𝑝‘𝐽)𝐺)( ≃ph‘𝐽)𝑃) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2146 {csn 4594 ∪ cuni 4877 class class class wbr 5114 ↦ cmpt 5197 × cxp 5664 ‘cfv 6543 (class class class)co 7423 ℂcc 11116 ℝcr 11117 0cc0 11118 1c1 11119 − cmin 11459 [,]cicc 13393 Cn ccn 23418 IIcii 25071 ≃phcphtpc 25165 *𝑝cpco 25196 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-rep 5243 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 ax-pre-sup 11196 |
| 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 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-rmo 3372 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-uni 4878 df-int 4918 df-iun 4963 df-iin 4964 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-se 5620 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-isom 6552 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-of 7687 df-om 7872 df-1st 7995 df-2nd 7996 df-supp 8166 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-1o 8462 df-2o 8463 df-er 8703 df-map 8835 df-ixp 8905 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-fsupp 9332 df-fi 9381 df-sup 9412 df-inf 9413 df-oi 9482 df-card 9944 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-div 11890 df-nn 12252 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-9 12328 df-n0 12523 df-z 12610 df-dec 12730 df-uz 12881 df-q 12991 df-rp 13035 df-xneg 13155 df-xadd 13156 df-xmul 13157 df-ioo 13394 df-icc 13397 df-fz 13554 df-fzo 13702 df-seq 14058 df-exp 14118 df-hash 14387 df-cj 15176 df-re 15177 df-im 15178 df-sqrt 15312 df-abs 15313 df-struct 17232 df-sets 17249 df-slot 17267 df-ndx 17279 df-base 17295 df-ress 17316 df-plusg 17348 df-mulr 17349 df-starv 17350 df-sca 17351 df-vsca 17352 df-ip 17353 df-tset 17354 df-ple 17355 df-ds 17357 df-unif 17358 df-hom 17359 df-cco 17360 df-rest 17500 df-topn 17501 df-0g 17519 df-gsum 17520 df-topgen 17521 df-pt 17522 df-prds 17525 df-xrs 17581 df-qtop 17586 df-imas 17587 df-xps 17589 df-mre 17663 df-mrc 17664 df-acs 17666 df-mgm 18723 df-sgrp 18806 df-mnd 18822 df-submnd 18873 df-mulg 19165 df-cntz 19418 df-cmn 19883 df-psmet 21551 df-xmet 21552 df-met 21553 df-bl 21554 df-mopn 21555 df-cnfld 21560 df-top 23088 df-topon 23105 df-topsp 23127 df-bases 23140 df-cld 23213 df-cn 23421 df-cnp 23422 df-tx 23756 df-hmeo 23949 df-xms 24514 df-ms 24515 df-tms 24516 df-ii 25073 df-htpy 25166 df-phtpy 25167 df-phtpc 25188 df-pco 25201 |
| This theorem is used by: pcophtb 25225 pi1xfr 25251 pi1xfrcnvlem 25252 |
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