ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  tposexg GIF version

Theorem tposexg 6351
Description: The transposition of a set is a set. (Contributed by Mario Carneiro, 10-Sep-2015.)
Assertion
Ref Expression
tposexg (𝐹𝑉 → tpos 𝐹 ∈ V)

Proof of Theorem tposexg
StepHypRef Expression
1 tposssxp 6342 . 2 tpos 𝐹 ⊆ ((dom 𝐹 ∪ {∅}) × ran 𝐹)
2 dmexg 4947 . . . . 5 (𝐹𝑉 → dom 𝐹 ∈ V)
3 cnvexg 5225 . . . . 5 (dom 𝐹 ∈ V → dom 𝐹 ∈ V)
42, 3syl 14 . . . 4 (𝐹𝑉dom 𝐹 ∈ V)
5 p0ex 4236 . . . 4 {∅} ∈ V
6 unexg 4494 . . . 4 ((dom 𝐹 ∈ V ∧ {∅} ∈ V) → (dom 𝐹 ∪ {∅}) ∈ V)
74, 5, 6sylancl 413 . . 3 (𝐹𝑉 → (dom 𝐹 ∪ {∅}) ∈ V)
8 rnexg 4948 . . 3 (𝐹𝑉 → ran 𝐹 ∈ V)
9 xpexg 4793 . . 3 (((dom 𝐹 ∪ {∅}) ∈ V ∧ ran 𝐹 ∈ V) → ((dom 𝐹 ∪ {∅}) × ran 𝐹) ∈ V)
107, 8, 9syl2anc 411 . 2 (𝐹𝑉 → ((dom 𝐹 ∪ {∅}) × ran 𝐹) ∈ V)
11 ssexg 4187 . 2 ((tpos 𝐹 ⊆ ((dom 𝐹 ∪ {∅}) × ran 𝐹) ∧ ((dom 𝐹 ∪ {∅}) × ran 𝐹) ∈ V) → tpos 𝐹 ∈ V)
121, 10, 11sylancr 414 1 (𝐹𝑉 → tpos 𝐹 ∈ V)
Colors of variables: wff set class
Syntax hints:  wi 4  wcel 2177  Vcvv 2773  cun 3165  wss 3167  c0 3461  {csn 3634   × cxp 4677  ccnv 4678  dom cdm 4679  ran crn 4680  tpos ctpos 6337
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 615  ax-in2 616  ax-io 711  ax-5 1471  ax-7 1472  ax-gen 1473  ax-ie1 1517  ax-ie2 1518  ax-8 1528  ax-10 1529  ax-11 1530  ax-i12 1531  ax-bndl 1533  ax-4 1534  ax-17 1550  ax-i9 1554  ax-ial 1558  ax-i5r 1559  ax-13 2179  ax-14 2180  ax-ext 2188  ax-sep 4166  ax-nul 4174  ax-pow 4222  ax-pr 4257  ax-un 4484
This theorem depends on definitions:  df-bi 117  df-3an 983  df-tru 1376  df-nf 1485  df-sb 1787  df-eu 2058  df-mo 2059  df-clab 2193  df-cleq 2199  df-clel 2202  df-nfc 2338  df-ral 2490  df-rex 2491  df-rab 2494  df-v 2775  df-dif 3169  df-un 3171  df-in 3173  df-ss 3180  df-nul 3462  df-pw 3619  df-sn 3640  df-pr 3641  df-op 3643  df-uni 3853  df-br 4048  df-opab 4110  df-mpt 4111  df-xp 4685  df-rel 4686  df-cnv 4687  df-co 4688  df-dm 4689  df-rn 4690  df-res 4691  df-ima 4692  df-tpos 6338
This theorem is referenced by:  tposex  6371  opprvalg  13875  opprmulfvalg  13876  opprex  13879  opprsllem  13880
  Copyright terms: Public domain W3C validator