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Theorem ineqri 3535
 Description: Inference from membership to intersection. (Contributed by NM, 5-Aug-1993.)
Hypothesis
Ref Expression
ineqri.1
Assertion
Ref Expression
ineqri
Distinct variable groups:   ,   ,   ,

Proof of Theorem ineqri
StepHypRef Expression
1 elin 3531 . . 3
2 ineqri.1 . . 3
31, 2bitri 242 . 2
43eqriv 2434 1
 Colors of variables: wff set class Syntax hints:   wb 178   wa 360   wceq 1653   wcel 1726   cin 3320 This theorem is referenced by:  inidm  3551  inass  3552  dfin2  3578  indi  3588  inab  3610  in0  3654  pwin  4488  dmres  5168  dfres3  25383  inixp  26431 This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1556  ax-5 1567  ax-17 1627  ax-9 1667  ax-8 1688  ax-6 1745  ax-7 1750  ax-11 1762  ax-12 1951  ax-ext 2418 This theorem depends on definitions:  df-bi 179  df-or 361  df-an 362  df-tru 1329  df-ex 1552  df-nf 1555  df-sb 1660  df-clab 2424  df-cleq 2430  df-clel 2433  df-nfc 2562  df-v 2959  df-in 3328
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