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Theorem isfsuppd 7243
Description: Deduction form of isfsupp 7242. (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 7242 . . 3 ((𝑅𝑉𝑍𝑊) → (𝑅 finSupp 𝑍 ↔ (Fun 𝑅 ∧ (𝑅 supp 𝑍) ∈ Fin)))
63, 4, 5syl2anc 411 . 2 (𝜑 → (𝑅 finSupp 𝑍 ↔ (Fun 𝑅 ∧ (𝑅 supp 𝑍) ∈ Fin)))
71, 2, 6mpbir2and 953 1 (𝜑𝑅 finSupp 𝑍)
Colors of variables: wff set class
Syntax hints:  wi 4  wa 104  wb 105  wcel 2203   class class class wbr 4109  Fun wfun 5346  (class class class)co 6050   supp csupp 6435  Fincfn 6975   finSupp cfsupp 7238
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-io 717  ax-5 1496  ax-7 1497  ax-gen 1498  ax-ie1 1542  ax-ie2 1543  ax-8 1553  ax-10 1554  ax-11 1555  ax-i12 1556  ax-bndl 1558  ax-4 1559  ax-17 1575  ax-i9 1579  ax-ial 1583  ax-i5r 1584  ax-14 2206  ax-ext 2214  ax-sep 4228  ax-pow 4287  ax-pr 4322
This theorem depends on definitions:  df-bi 117  df-3an 1007  df-tru 1401  df-nf 1510  df-sb 1812  df-eu 2083  df-mo 2084  df-clab 2219  df-cleq 2225  df-clel 2228  df-nfc 2373  df-rex 2526  df-v 2815  df-un 3215  df-in 3217  df-ss 3224  df-pw 3671  df-sn 3695  df-pr 3696  df-op 3698  df-uni 3915  df-br 4110  df-opab 4172  df-rel 4756  df-cnv 4757  df-co 4758  df-iota 5312  df-fun 5354  df-fv 5360  df-ov 6053  df-fsupp 7239
This theorem is referenced by:  fczfsuppd  7250  snopfsuppdc  7252  fsuppcorn  7254
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