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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 19248 | . . . . 5 ⊢ (𝐹 ∈ 𝑅 → ((𝐷 ∈ V ∧ 𝑃 ⊆ 𝐷 ∧ 𝑃 ≈ 2o) ∧ 𝐹 = (𝑇‘𝑃))) |
5 | 4 | simprd 497 | . . . 4 ⊢ (𝐹 ∈ 𝑅 → 𝐹 = (𝑇‘𝑃)) |
6 | 5 | fveq1d 6848 | . . 3 ⊢ (𝐹 ∈ 𝑅 → (𝐹‘𝑍) = ((𝑇‘𝑃)‘𝑍)) |
7 | 6 | adantr 482 | . 2 ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → (𝐹‘𝑍) = ((𝑇‘𝑃)‘𝑍)) |
8 | 4 | simpld 496 | . . 3 ⊢ (𝐹 ∈ 𝑅 → (𝐷 ∈ V ∧ 𝑃 ⊆ 𝐷 ∧ 𝑃 ≈ 2o)) |
9 | 1 | pmtrfv 19242 | . . 3 ⊢ (((𝐷 ∈ V ∧ 𝑃 ⊆ 𝐷 ∧ 𝑃 ≈ 2o) ∧ 𝑍 ∈ 𝐷) → ((𝑇‘𝑃)‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
10 | 8, 9 | sylan 581 | . 2 ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → ((𝑇‘𝑃)‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
11 | 7, 10 | eqtrd 2773 | 1 ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → (𝐹‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 397 ∧ w3a 1088 = wceq 1542 ∈ wcel 2107 Vcvv 3447 ∖ cdif 3911 ⊆ wss 3914 ifcif 4490 {csn 4590 ∪ cuni 4869 class class class wbr 5109 I cid 5534 dom cdm 5637 ran crn 5638 ‘cfv 6500 2oc2o 8410 ≈ cen 8886 pmTrspcpmtr 19231 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-rep 5246 ax-sep 5260 ax-nul 5267 ax-pow 5324 ax-pr 5388 ax-un 7676 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2941 df-ral 3062 df-rex 3071 df-reu 3353 df-rab 3407 df-v 3449 df-sbc 3744 df-csb 3860 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-pss 3933 df-nul 4287 df-if 4491 df-pw 4566 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4870 df-iun 4960 df-br 5110 df-opab 5172 df-mpt 5193 df-tr 5227 df-id 5535 df-eprel 5541 df-po 5549 df-so 5550 df-fr 5592 df-we 5594 df-xp 5643 df-rel 5644 df-cnv 5645 df-co 5646 df-dm 5647 df-rn 5648 df-res 5649 df-ima 5650 df-ord 6324 df-on 6325 df-lim 6326 df-suc 6327 df-iota 6452 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-om 7807 df-1o 8416 df-2o 8417 df-en 8890 df-pmtr 19232 |
This theorem is referenced by: pmtrfinv 19251 pmtrdifellem3 19268 pmtrdifellem4 19269 psgnunilem1 19283 |
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