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Theorem caovass 5627
 Description: Convert an operation associative law to class notation. (Contributed by set.mm contributors, 26-Aug-1995.) (Revised by Mario Carneiro, 1-Jun-2013.)
Hypotheses
Ref Expression
caovass.1 A V
caovass.2 B V
caovass.3 C V
caovass.4 ((xFy)Fz) = (xF(yFz))
Assertion
Ref Expression
caovass ((AFB)FC) = (AF(BFC))
Distinct variable groups:   x,y,z,F   x,A,y,z   x,B,y,z   x,C,y,z

Proof of Theorem caovass
StepHypRef Expression
1 caovass.1 . 2 A V
2 caovass.2 . 2 B V
3 caovass.3 . 2 C V
4 tru 1321 . . 3
5 caovass.4 . . . . 5 ((xFy)Fz) = (xF(yFz))
65a1i 10 . . . 4 (( ⊤ (x V y V z V)) → ((xFy)Fz) = (xF(yFz)))
76caovassg 5626 . . 3 (( ⊤ (A V B V C V)) → ((AFB)FC) = (AF(BFC)))
84, 7mpan 651 . 2 ((A V B V C V) → ((AFB)FC) = (AF(BFC)))
91, 2, 3, 8mp3an 1277 1 ((AFB)FC) = (AF(BFC))
 Colors of variables: wff setvar class Syntax hints:   ∧ wa 358   ∧ w3a 934   ⊤ wtru 1316   = wceq 1642   ∈ wcel 1710  Vcvv 2859  (class class class)co 5525 This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1546  ax-5 1557  ax-17 1616  ax-9 1654  ax-8 1675  ax-6 1729  ax-7 1734  ax-11 1746  ax-12 1925  ax-ext 2334  ax-nin 4078  ax-xp 4079  ax-cnv 4080  ax-1c 4081  ax-sset 4082  ax-si 4083  ax-ins2 4084  ax-ins3 4085  ax-typlower 4086  ax-sn 4087 This theorem depends on definitions:  df-bi 177  df-or 359  df-an 360  df-3an 936  df-nan 1288  df-tru 1319  df-ex 1542  df-nf 1545  df-sb 1649  df-clab 2340  df-cleq 2346  df-clel 2349  df-nfc 2478  df-ne 2518  df-ral 2619  df-rex 2620  df-v 2861  df-sbc 3047  df-nin 3211  df-compl 3212  df-in 3213  df-un 3214  df-dif 3215  df-symdif 3216  df-ss 3259  df-nul 3551  df-if 3663  df-pw 3724  df-sn 3741  df-pr 3742  df-uni 3892  df-int 3927  df-opk 4058  df-1c 4136  df-pw1 4137  df-uni1 4138  df-xpk 4185  df-cnvk 4186  df-ins2k 4187  df-ins3k 4188  df-imak 4189  df-cok 4190  df-p6 4191  df-sik 4192  df-ssetk 4193  df-imagek 4194  df-idk 4195  df-iota 4339  df-addc 4378  df-nnc 4379  df-phi 4565  df-op 4566  df-br 4640  df-fv 4795  df-ov 5526 This theorem is referenced by:  caov32  5635  caov12  5636  caov31  5637  caov13  5638  caov4  5639  caov411  5640  caovdilem  5643  caovmo  5645
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