Theorem reltpos 8211

Description: The transposition is a relation. (Contributed by Mario Carneiro, 10-Sep-2015.)

Assertion

Ref	Expression
reltpos	⊢ Rel tpos 𝐹

Proof of Theorem reltpos

Step	Hyp	Ref	Expression
1		tposssxp 8210	. 2 ⊢ tpos 𝐹 ⊆ ((◡dom 𝐹 ∪ {∅}) × ran 𝐹)
2		relxp 5665	. 2 ⊢ Rel ((◡dom 𝐹 ∪ {∅}) × ran 𝐹)
3		relss 5754	. 2 ⊢ (tpos 𝐹 ⊆ ((◡dom 𝐹 ∪ {∅}) × ran 𝐹) → (Rel ((◡dom 𝐹 ∪ {∅}) × ran 𝐹) → Rel tpos 𝐹))
4	1, 2, 3	mp2 9	1 ⊢ Rel tpos 𝐹

Syntax hints:   ∪ cun 3902   ⊆ wss 3904  ∅c0 4285  {csn 4582   × cxp 5645  ^◡ccnv 5646  dom cdm 5647  ran crn 5648  Rel wrel 5652  tpos ctpos 8205

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1815  ax-4 1829  ax-5 1930  ax-6 1987  ax-7 2028  ax-8 2144  ax-9 2152  ax-10 2175  ax-11 2191  ax-12 2212  ax-ext 2734  ax-sep 5246  ax-pr 5390

This theorem depends on definitions:  df-bi 209  df-an 400  df-or 859  df-3an 1100  df-tru 1563  df-fal 1573  df-ex 1800  df-nf 1804  df-sb 2091  df-mo 2566  df-eu 2596  df-clab 2741  df-cleq 2754  df-clel 2837  df-nfc 2911  df-ral 3077  df-rex 3087  df-rab 3415  df-v 3456  df-dif 3907  df-un 3909  df-in 3911  df-ss 3921  df-nul 4286  df-if 4481  df-sn 4583  df-pr 4585  df-op 4589  df-br 5101  df-opab 5163  df-mpt 5182  df-xp 5653  df-rel 5654  df-cnv 5655  df-co 5656  df-dm 5657  df-rn 5658  df-res 5659  df-ima 5660  df-tpos 8206

This theorem is referenced by:  brtpos2  8212  relbrtpos  8217  dftpos2  8223  dftpos3  8224  tpostpos  8226  tposresg  49499  2oppf  49753