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Theorem exse 4354
Description: Any relation on a set is set-like on it. (Contributed by Mario Carneiro, 22-Jun-2015.)
Assertion
Ref Expression
exse (𝐴𝑉𝑅 Se 𝐴)

Proof of Theorem exse
Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 rabexg 4161 . . 3 (𝐴𝑉 → {𝑦𝐴𝑦𝑅𝑥} ∈ V)
21ralrimivw 2564 . 2 (𝐴𝑉 → ∀𝑥𝐴 {𝑦𝐴𝑦𝑅𝑥} ∈ V)
3 df-se 4351 . 2 (𝑅 Se 𝐴 ↔ ∀𝑥𝐴 {𝑦𝐴𝑦𝑅𝑥} ∈ V)
42, 3sylibr 134 1 (𝐴𝑉𝑅 Se 𝐴)
Colors of variables: wff set class
Syntax hints:  wi 4  wcel 2160  wral 2468  {crab 2472  Vcvv 2752   class class class wbr 4018   Se wse 4347
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-io 710  ax-5 1458  ax-7 1459  ax-gen 1460  ax-ie1 1504  ax-ie2 1505  ax-8 1515  ax-10 1516  ax-11 1517  ax-i12 1518  ax-bndl 1520  ax-4 1521  ax-17 1537  ax-i9 1541  ax-ial 1545  ax-i5r 1546  ax-ext 2171  ax-sep 4136
This theorem depends on definitions:  df-bi 117  df-tru 1367  df-nf 1472  df-sb 1774  df-clab 2176  df-cleq 2182  df-clel 2185  df-nfc 2321  df-ral 2473  df-rab 2477  df-v 2754  df-in 3150  df-ss 3157  df-se 4351
This theorem is referenced by: (None)
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