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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 18981 | . . . . 5 ⊢ (𝐹 ∈ 𝑅 → ((𝐷 ∈ V ∧ 𝑃 ⊆ 𝐷 ∧ 𝑃 ≈ 2o) ∧ 𝐹 = (𝑇‘𝑃))) |
5 | 4 | simprd 495 | . . . 4 ⊢ (𝐹 ∈ 𝑅 → 𝐹 = (𝑇‘𝑃)) |
6 | 5 | fveq1d 6758 | . . 3 ⊢ (𝐹 ∈ 𝑅 → (𝐹‘𝑍) = ((𝑇‘𝑃)‘𝑍)) |
7 | 6 | adantr 480 | . 2 ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → (𝐹‘𝑍) = ((𝑇‘𝑃)‘𝑍)) |
8 | 4 | simpld 494 | . . 3 ⊢ (𝐹 ∈ 𝑅 → (𝐷 ∈ V ∧ 𝑃 ⊆ 𝐷 ∧ 𝑃 ≈ 2o)) |
9 | 1 | pmtrfv 18975 | . . 3 ⊢ (((𝐷 ∈ V ∧ 𝑃 ⊆ 𝐷 ∧ 𝑃 ≈ 2o) ∧ 𝑍 ∈ 𝐷) → ((𝑇‘𝑃)‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
10 | 8, 9 | sylan 579 | . 2 ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → ((𝑇‘𝑃)‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
11 | 7, 10 | eqtrd 2778 | 1 ⊢ ((𝐹 ∈ 𝑅 ∧ 𝑍 ∈ 𝐷) → (𝐹‘𝑍) = if(𝑍 ∈ 𝑃, ∪ (𝑃 ∖ {𝑍}), 𝑍)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 ∧ w3a 1085 = wceq 1539 ∈ wcel 2108 Vcvv 3422 ∖ cdif 3880 ⊆ wss 3883 ifcif 4456 {csn 4558 ∪ cuni 4836 class class class wbr 5070 I cid 5479 dom cdm 5580 ran crn 5581 ‘cfv 6418 2oc2o 8261 ≈ cen 8688 pmTrspcpmtr 18964 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-rep 5205 ax-sep 5218 ax-nul 5225 ax-pow 5283 ax-pr 5347 ax-un 7566 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ne 2943 df-ral 3068 df-rex 3069 df-reu 3070 df-rab 3072 df-v 3424 df-sbc 3712 df-csb 3829 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3902 df-nul 4254 df-if 4457 df-pw 4532 df-sn 4559 df-pr 4561 df-tp 4563 df-op 4565 df-uni 4837 df-iun 4923 df-br 5071 df-opab 5133 df-mpt 5154 df-tr 5188 df-id 5480 df-eprel 5486 df-po 5494 df-so 5495 df-fr 5535 df-we 5537 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-rn 5591 df-res 5592 df-ima 5593 df-ord 6254 df-on 6255 df-lim 6256 df-suc 6257 df-iota 6376 df-fun 6420 df-fn 6421 df-f 6422 df-f1 6423 df-fo 6424 df-f1o 6425 df-fv 6426 df-om 7688 df-1o 8267 df-2o 8268 df-en 8692 df-pmtr 18965 |
This theorem is referenced by: pmtrfinv 18984 pmtrdifellem3 19001 pmtrdifellem4 19002 psgnunilem1 19016 |
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