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Theorem ralrimivvva 2613
Description: Inference from Theorem 19.21 of [Margaris] p. 90. (Restricted quantifier version with triple quantification.) (Contributed by Mario Carneiro, 9-Jul-2014.)
Hypothesis
Ref Expression
ralrimivvva.1 ((𝜑 ∧ (𝑥𝐴𝑦𝐵𝑧𝐶)) → 𝜓)
Assertion
Ref Expression
ralrimivvva (𝜑 → ∀𝑥𝐴𝑦𝐵𝑧𝐶 𝜓)
Distinct variable groups:   𝜑,𝑥,𝑦,𝑧   𝑦,𝐴,𝑧   𝑧,𝐵
Allowed substitution hints:   𝜓(𝑥,𝑦,𝑧)   𝐴(𝑥)   𝐵(𝑥,𝑦)   𝐶(𝑥,𝑦,𝑧)

Proof of Theorem ralrimivvva
StepHypRef Expression
1 ralrimivvva.1 . . . . 5 ((𝜑 ∧ (𝑥𝐴𝑦𝐵𝑧𝐶)) → 𝜓)
213anassrs 1253 . . . 4 ((((𝜑𝑥𝐴) ∧ 𝑦𝐵) ∧ 𝑧𝐶) → 𝜓)
32ralrimiva 2603 . . 3 (((𝜑𝑥𝐴) ∧ 𝑦𝐵) → ∀𝑧𝐶 𝜓)
43ralrimiva 2603 . 2 ((𝜑𝑥𝐴) → ∀𝑦𝐵𝑧𝐶 𝜓)
54ralrimiva 2603 1 (𝜑 → ∀𝑥𝐴𝑦𝐵𝑧𝐶 𝜓)
Colors of variables: wff set class
Syntax hints:  wi 4  wa 104  w3a 1002  wcel 2200  wral 2508
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-5 1493  ax-gen 1495  ax-4 1556  ax-17 1572
This theorem depends on definitions:  df-bi 117  df-3an 1004  df-nf 1507  df-ral 2513
This theorem is referenced by:  ispod  4395  swopolem  4396  ordwe  4668  wessep  4670  isopolem  5946  caovassg  6164  caovcang  6167  caovordig  6171  caovordg  6173  caovdig  6180  caovdirg  6183  caoftrn  6251  netap  7440  2omotaplemap  7443  isrngd  13916  isringd  14004  aprap  14250  islmodd  14257  rnglidlmsgrp  14461  rnglidlrng  14462
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