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Theorem endom 6936
Description: Equinumerosity implies dominance. Theorem 15 of [Suppes] p. 94. (Contributed by NM, 28-May-1998.)
Assertion
Ref Expression
endom (𝐴𝐵𝐴𝐵)

Proof of Theorem endom
StepHypRef Expression
1 enssdom 6935 . 2 ≈ ⊆ ≼
21ssbri 4133 1 (𝐴𝐵𝐴𝐵)
Colors of variables: wff set class
Syntax hints:  wi 4   class class class wbr 4088  cen 6907  cdom 6908
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 716  ax-5 1495  ax-7 1496  ax-gen 1497  ax-ie1 1541  ax-ie2 1542  ax-8 1552  ax-10 1553  ax-11 1554  ax-i12 1555  ax-bndl 1557  ax-4 1558  ax-17 1574  ax-i9 1578  ax-ial 1582  ax-i5r 1583  ax-14 2205  ax-ext 2213  ax-sep 4207  ax-pow 4264  ax-pr 4299
This theorem depends on definitions:  df-bi 117  df-3an 1006  df-tru 1400  df-nf 1509  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2363  df-ral 2515  df-rex 2516  df-v 2804  df-un 3204  df-in 3206  df-ss 3213  df-pw 3654  df-sn 3675  df-pr 3676  df-op 3678  df-br 4089  df-opab 4151  df-xp 4731  df-rel 4732  df-f1o 5333  df-en 6910  df-dom 6911
This theorem is referenced by:  domrefg  6940  endomtr  6964  domentr  6965  rex2dom  6996  nnct  10698  hashennnuni  11042  ctinf  13069  umgrislfupgrenlem  16000  umgrislfupgrdom  16001  usgrislfuspgrdom  16060
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