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Theorem exse 4163
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 3982 . . 3 (𝐴𝑉 → {𝑦𝐴𝑦𝑅𝑥} ∈ V)
21ralrimivw 2447 . 2 (𝐴𝑉 → ∀𝑥𝐴 {𝑦𝐴𝑦𝑅𝑥} ∈ V)
3 df-se 4160 . 2 (𝑅 Se 𝐴 ↔ ∀𝑥𝐴 {𝑦𝐴𝑦𝑅𝑥} ∈ V)
42, 3sylibr 132 1 (𝐴𝑉𝑅 Se 𝐴)
Colors of variables: wff set class
Syntax hints:  wi 4  wcel 1438  wral 2359  {crab 2363  Vcvv 2619   class class class wbr 3845   Se wse 4156
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 104  ax-ia2 105  ax-ia3 106  ax-io 665  ax-5 1381  ax-7 1382  ax-gen 1383  ax-ie1 1427  ax-ie2 1428  ax-8 1440  ax-10 1441  ax-11 1442  ax-i12 1443  ax-bndl 1444  ax-4 1445  ax-17 1464  ax-i9 1468  ax-ial 1472  ax-i5r 1473  ax-ext 2070  ax-sep 3957
This theorem depends on definitions:  df-bi 115  df-tru 1292  df-nf 1395  df-sb 1693  df-clab 2075  df-cleq 2081  df-clel 2084  df-nfc 2217  df-ral 2364  df-rab 2368  df-v 2621  df-in 3005  df-ss 3012  df-se 4160
This theorem is referenced by: (None)
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