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Theorem isfsuppd 39759
Description: Deduction form of isfsupp 8883. (Contributed by SN, 29-Jul-2024.)
Hypotheses
Ref Expression
isfsuppd.r (𝜑𝑅𝑉)
isfsuppd.z (𝜑𝑍𝑊)
isfsuppd.1 (𝜑 → Fun 𝑅)
isfsuppd.2 (𝜑 → (𝑅 supp 𝑍) ∈ Fin)
Assertion
Ref Expression
isfsuppd (𝜑𝑅 finSupp 𝑍)

Proof of Theorem isfsuppd
StepHypRef Expression
1 isfsuppd.1 . 2 (𝜑 → Fun 𝑅)
2 isfsuppd.2 . 2 (𝜑 → (𝑅 supp 𝑍) ∈ Fin)
3 isfsuppd.r . . 3 (𝜑𝑅𝑉)
4 isfsuppd.z . . 3 (𝜑𝑍𝑊)
5 isfsupp 8883 . . 3 ((𝑅𝑉𝑍𝑊) → (𝑅 finSupp 𝑍 ↔ (Fun 𝑅 ∧ (𝑅 supp 𝑍) ∈ Fin)))
63, 4, 5syl2anc 587 . 2 (𝜑 → (𝑅 finSupp 𝑍 ↔ (Fun 𝑅 ∧ (𝑅 supp 𝑍) ∈ Fin)))
71, 2, 6mpbir2and 712 1 (𝜑𝑅 finSupp 𝑍)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 209  wa 399  wcel 2111   class class class wbr 5036  Fun wfun 6334  (class class class)co 7156   supp csupp 7841  Fincfn 8540   finSupp cfsupp 8879
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 1911  ax-6 1970  ax-7 2015  ax-8 2113  ax-9 2121  ax-ext 2729  ax-sep 5173  ax-nul 5180  ax-pr 5302
This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3an 1086  df-tru 1541  df-fal 1551  df-ex 1782  df-sb 2070  df-clab 2736  df-cleq 2750  df-clel 2830  df-v 3411  df-dif 3863  df-un 3865  df-in 3867  df-ss 3877  df-nul 4228  df-if 4424  df-sn 4526  df-pr 4528  df-op 4532  df-uni 4802  df-br 5037  df-opab 5099  df-rel 5535  df-cnv 5536  df-co 5537  df-iota 6299  df-fun 6342  df-fv 6348  df-ov 7159  df-fsupp 8880
This theorem is referenced by:  evlsbagval  39815  mhphf  39825
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