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

Theorem domentr 7044
Description: Transitivity of dominance and equinumerosity. (Contributed by NM, 7-Jun-1998.)
Assertion
Ref Expression
domentr ((𝐴𝐵𝐵𝐶) → 𝐴𝐶)

Proof of Theorem domentr
StepHypRef Expression
1 endom 7015 . 2 (𝐵𝐶𝐵𝐶)
2 domtr 7038 . 2 ((𝐴𝐵𝐵𝐶) → 𝐴𝐶)
31, 2sylan2 286 1 ((𝐴𝐵𝐵𝐶) → 𝐴𝐶)
Colors of variables: wff set class
Syntax hints:  wi 4  wa 104   class class class wbr 4114  cen 6986  cdom 6987
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 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-13 2207  ax-14 2208  ax-ext 2216  ax-sep 4233  ax-pow 4292  ax-pr 4327  ax-un 4559
This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  df-nf 1510  df-sb 1812  df-eu 2085  df-mo 2086  df-clab 2221  df-cleq 2227  df-clel 2230  df-nfc 2375  df-ral 2527  df-rex 2528  df-v 2817  df-un 3218  df-in 3220  df-ss 3227  df-pw 3676  df-sn 3700  df-pr 3701  df-op 3703  df-uni 3920  df-br 4115  df-opab 4177  df-id 4419  df-xp 4760  df-rel 4761  df-cnv 4762  df-co 4763  df-dm 4764  df-rn 4765  df-fun 5359  df-fn 5360  df-f 5361  df-f1 5362  df-f1o 5364  df-en 6989  df-dom 6990
This theorem is referenced by:  xpdom1g  7097  domen2  7109  phplem4dom  7129  phpm  7133  fisbth  7153  infnfi  7165  fientri3  7188  exmidfodomrlemr  7518  exmidfodomrlemrALT  7519  hashennnuni  11167  xpct  13231  umgrislfupgrenlem  16237  lfgrnloopen  16240  pwf1oexmid  16885  sbthom  16918
  Copyright terms: Public domain W3C validator