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Mirrors > Home > MPE Home > Th. List > pmtrffv | Structured version Visualization version GIF version |
Description: Mapping of a point under a transposition function. (Contributed by Stefan O'Rear, 22-Aug-2015.) |
Ref | Expression |
---|---|
pmtrrn.t | ⊢ 𝑇 = (pmTrsp‘𝐷) |
pmtrrn.r | ⊢ 𝑅 = ran 𝑇 |
pmtrfrn.p | ⊢ 𝑃 = dom (𝐹 ∖ I ) |
Ref | Expression |
---|---|
pmtrffv | ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → (𝐹‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | pmtrrn.t | . . . . . 6 ⊢ 𝑇 = (pmTrsp‘𝐷) | |
2 | pmtrrn.r | . . . . . 6 ⊢ 𝑅 = ran 𝑇 | |
3 | pmtrfrn.p | . . . . . 6 ⊢ 𝑃 = dom (𝐹 ∖ I ) | |
4 | 1, 2, 3 | pmtrfrn 17878 | . . . . 5 ⊢ (𝐹 ∈ 𝑅 → ((𝐷 ∈ V ∧ 𝑃 ⊆ 𝐷 ∧ 𝑃 ≈ 2𝑜) ∧ 𝐹 = (𝑇‘𝑃))) |
5 | 4 | simprd 479 | . . . 4 ⊢ (𝐹 ∈ 𝑅 → 𝐹 = (𝑇‘𝑃)) |
6 | 5 | fveq1d 6193 | . . 3 ⊢ (𝐹 ∈ 𝑅 → (𝐹‘𝑍) = ((𝑇‘𝑃)‘𝑍)) |
7 | 6 | adantr 481 | . 2 ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → (𝐹‘𝑍) = ((𝑇‘𝑃)‘𝑍)) |
8 | 4 | simpld 475 | . . 3 ⊢ (𝐹 ∈ 𝑅 → (𝐷 ∈ V ∧ 𝑃 ⊆ 𝐷 ∧ 𝑃 ≈ 2𝑜)) |
9 | 1 | pmtrfv 17872 | . . 3 ⊢ (((𝐷 ∈ V ∧ 𝑃 ⊆ 𝐷 ∧ 𝑃 ≈ 2𝑜) ∧ 𝑍 ∈ 𝐷) → ((𝑇‘𝑃)‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
10 | 8, 9 | sylan 488 | . 2 ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → ((𝑇‘𝑃)‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
11 | 7, 10 | eqtrd 2656 | 1 ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → (𝐹‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 384 ∧ w3a 1037 = wceq 1483 ∈ wcel 1990 Vcvv 3200 ∖ cdif 3571 ⊆ wss 3574 ifcif 4086 {csn 4177 ∪ cuni 4436 class class class wbr 4653 I cid 5023 dom cdm 5114 ran crn 5115 ‘cfv 5888 2𝑜c2o 7554 ≈ cen 7952 pmTrspcpmtr 17861 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-rep 4771 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-reu 2919 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 df-op 4184 df-uni 4437 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-tr 4753 df-id 5024 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-we 5075 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-ord 5726 df-on 5727 df-lim 5728 df-suc 5729 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-om 7066 df-1o 7560 df-2o 7561 df-er 7742 df-en 7956 df-fin 7959 df-pmtr 17862 |
This theorem is referenced by: pmtrfinv 17881 pmtrdifellem3 17898 pmtrdifellem4 17899 psgnunilem1 17913 |
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