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Theorem sbcbidv 2962
Description: Formula-building deduction for class substitution. (Contributed by NM, 29-Dec-2014.)
Hypothesis
Ref Expression
sbcbidv.1 (𝜑 → (𝜓𝜒))
Assertion
Ref Expression
sbcbidv (𝜑 → ([𝐴 / 𝑥]𝜓[𝐴 / 𝑥]𝜒))
Distinct variable group:   𝜑,𝑥
Allowed substitution hints:   𝜓(𝑥)   𝜒(𝑥)   𝐴(𝑥)

Proof of Theorem sbcbidv
StepHypRef Expression
1 nfv 1508 . 2 𝑥𝜑
2 sbcbidv.1 . 2 (𝜑 → (𝜓𝜒))
31, 2sbcbid 2961 1 (𝜑 → ([𝐴 / 𝑥]𝜓[𝐴 / 𝑥]𝜒))
Colors of variables: wff set class
Syntax hints:  wi 4  wb 104  [wsbc 2904
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 105  ax-ia2 106  ax-ia3 107  ax-5 1423  ax-7 1424  ax-gen 1425  ax-ie1 1469  ax-ie2 1470  ax-8 1482  ax-11 1484  ax-4 1487  ax-17 1506  ax-i9 1510  ax-ial 1514  ax-i5r 1515  ax-ext 2119
This theorem depends on definitions:  df-bi 116  df-tru 1334  df-nf 1437  df-sb 1736  df-clab 2124  df-cleq 2130  df-clel 2133  df-sbc 2905
This theorem is referenced by:  sbcbii  2963  csbcomg  3020  opelopabsb  4177  opelopabf  4191  sbcfng  5265  sbcfg  5266  f1od2  6125
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