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Theorem fco2d 44518
Description: Natural deduction form of fco2 6696. (Contributed by Stanislas Polu, 9-Mar-2020.)
Hypotheses
Ref Expression
fco2d.1 (𝜑𝐺:𝐴𝐵)
fco2d.2 (𝜑 → (𝐹𝐵):𝐵𝐶)
Assertion
Ref Expression
fco2d (𝜑 → (𝐹𝐺):𝐴𝐶)

Proof of Theorem fco2d
StepHypRef Expression
1 fco2d.2 . 2 (𝜑 → (𝐹𝐵):𝐵𝐶)
2 fco2d.1 . 2 (𝜑𝐺:𝐴𝐵)
3 fco2 6696 . 2 (((𝐹𝐵):𝐵𝐶𝐺:𝐴𝐵) → (𝐹𝐺):𝐴𝐶)
41, 2, 3syl2anc 585 1 (𝜑 → (𝐹𝐺):𝐴𝐶)
Colors of variables: wff setvar class
Syntax hints:  wi 4  cres 5634  ccom 5636  wf 6496
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2185  ax-ext 2709  ax-sep 5243  ax-pr 5379
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2540  df-eu 2570  df-clab 2716  df-cleq 2729  df-clel 2812  df-nfc 2886  df-ral 3053  df-rex 3063  df-rab 3402  df-v 3444  df-dif 3906  df-un 3908  df-in 3910  df-ss 3920  df-nul 4288  df-if 4482  df-sn 4583  df-pr 4585  df-op 4589  df-br 5101  df-opab 5163  df-id 5527  df-xp 5638  df-rel 5639  df-cnv 5640  df-co 5641  df-dm 5642  df-rn 5643  df-res 5644  df-ima 5645  df-fun 6502  df-fn 6503  df-f 6504
This theorem is referenced by:  extoimad  44520  imo72b2lem0  44521  imo72b2lem2  44523  imo72b2lem1  44525  imo72b2  44528
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