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Theorem fvmptd 5786
Description: Deduction version of fvmpt 5782. (Contributed by Scott Fenton, 18-Feb-2013.) (Revised by Mario Carneiro, 31-Aug-2015.)
Hypotheses
Ref Expression
fvmptd.1 (𝜑𝐹 = (𝑥𝐷𝐵))
fvmptd.2 ((𝜑𝑥 = 𝐴) → 𝐵 = 𝐶)
fvmptd.3 (𝜑𝐴𝐷)
fvmptd.4 (𝜑𝐶𝑉)
Assertion
Ref Expression
fvmptd (𝜑 → (𝐹𝐴) = 𝐶)
Distinct variable groups:   𝑥,𝐴   𝑥,𝐶   𝑥,𝐷   𝜑,𝑥
Allowed substitution hints:   𝐵(𝑥)   𝐹(𝑥)   𝑉(𝑥)

Proof of Theorem fvmptd
StepHypRef Expression
1 fvmptd.1 . . 3 (𝜑𝐹 = (𝑥𝐷𝐵))
21fveq1d 5697 . 2 (𝜑 → (𝐹𝐴) = ((𝑥𝐷𝐵)‘𝐴))
3 fvmptd.3 . . 3 (𝜑𝐴𝐷)
4 fvmptd.2 . . . . 5 ((𝜑𝑥 = 𝐴) → 𝐵 = 𝐶)
53, 4csbied 3194 . . . 4 (𝜑𝐴 / 𝑥𝐵 = 𝐶)
6 fvmptd.4 . . . 4 (𝜑𝐶𝑉)
75, 6eqeltrd 2315 . . 3 (𝜑𝐴 / 𝑥𝐵𝑉)
8 eqid 2238 . . . 4 (𝑥𝐷𝐵) = (𝑥𝐷𝐵)
98fvmpts 5783 . . 3 ((𝐴𝐷𝐴 / 𝑥𝐵𝑉) → ((𝑥𝐷𝐵)‘𝐴) = 𝐴 / 𝑥𝐵)
103, 7, 9syl2anc 415 . 2 (𝜑 → ((𝑥𝐷𝐵)‘𝐴) = 𝐴 / 𝑥𝐵)
112, 10, 53eqtrd 2275 1 (𝜑 → (𝐹𝐴) = 𝐶)
Colors of variables:    wff set class
This proof depends on syntax axioms:  wi 4  wa 104   = wceq 1402  wcel 2209  csb 3147  cmpt 4192  cfv 5377
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-sep 4249  ax-pow 4311  ax-pr 4346
This proof depends on definitions:  df-bi 117  df-3an 1011  df-tru 1405  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ral 2533  df-rex 2534  df-v 2823  df-sbc 3052  df-csb 3148  df-un 3224  df-in 3226  df-ss 3233  df-pw 3690  df-sn 3715  df-pr 3716  df-op 3718  df-uni 3936  df-br 4131  df-opab 4193  df-mpt 4194  df-id 4438  df-xp 4780  df-rel 4781  df-cnv 4782  df-co 4783  df-dm 4784  df-iota 5337  df-fun 5379  df-fv 5385
This theorem is used by:  fvmptd2  5787  fvmptdv2  5795  fvmptd4  5800  rdgivallem  6652  1stinl  7415  2ndinl  7416  1stinr  7417  2ndinr  7418  updjudhcoinlf  7421  updjudhcoinrg  7422  cardcl  7527  caucvgsrlemfv  8159  caucvgsrlemoffval  8164  axcaucvglemval  8265  negiso  9288  indval  9299  indfval  9302  infrenegsupex  10004  iseqf1olemfvp  10961  seq3f1olemqsum  10964  ccatval1  11380  ccatval2  11381  infxrnegsupex  12047  climcvg1nlem  12133  isumshft  12275  ballotfilemfval  13280  ballotfilemsv  13304  sraval  14825  lmfval  15346  blfvalps  15538  cdivcncfap  15757  peano4nninf  17171  peano3nninf  17172  nninfsellemeq  17179  nninfsellemeqinf  17181
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