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Theorem cdleme7a 30725
 Description: Part of proof of Lemma E in [Crawley] p. 113. Lemma leading to cdleme7ga 30730 and cdleme7 30731. (Contributed by NM, 7-Jun-2012.)
Hypotheses
Ref Expression
cdleme4.l
cdleme4.j
cdleme4.m
cdleme4.a
cdleme4.h
cdleme4.u
cdleme4.f
cdleme4.g
cdleme7.v
Assertion
Ref Expression
cdleme7a

Proof of Theorem cdleme7a
StepHypRef Expression
1 cdleme4.g . 2
2 cdleme7.v . . . 4
32oveq2i 6051 . . 3
43oveq2i 6051 . 2
51, 4eqtr4i 2427 1
 Colors of variables: wff set class Syntax hints:   wceq 1649  cfv 5413  (class class class)co 6040  cple 13491  cjn 14356  cmee 14357  catm 29746  clh 30466 This theorem is referenced by:  cdleme7d  30728  cdleme17a  30768 This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1552  ax-5 1563  ax-17 1623  ax-9 1662  ax-8 1683  ax-6 1740  ax-7 1745  ax-11 1757  ax-12 1946  ax-ext 2385 This theorem depends on definitions:  df-bi 178  df-or 360  df-an 361  df-3an 938  df-tru 1325  df-ex 1548  df-nf 1551  df-sb 1656  df-clab 2391  df-cleq 2397  df-clel 2400  df-nfc 2529  df-rex 2672  df-rab 2675  df-v 2918  df-dif 3283  df-un 3285  df-in 3287  df-ss 3294  df-nul 3589  df-if 3700  df-sn 3780  df-pr 3781  df-op 3783  df-uni 3976  df-br 4173  df-iota 5377  df-fv 5421  df-ov 6043
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