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Mirrors > Home > MPE Home > Th. List > relfsupp | Structured version Visualization version GIF version |
Description: The property of a function to be finitely supported is a relation. (Contributed by AV, 7-Jun-2019.) |
Ref | Expression |
---|---|
relfsupp | ⊢ Rel finSupp |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-fsupp 8828 | . 2 ⊢ finSupp = {〈𝑟, 𝑧〉 ∣ (Fun 𝑟 ∧ (𝑟 supp 𝑧) ∈ Fin)} | |
2 | 1 | relopabi 5688 | 1 ⊢ Rel finSupp |
Colors of variables: wff setvar class |
Syntax hints: ∧ wa 398 ∈ wcel 2110 Rel wrel 5554 Fun wfun 6343 (class class class)co 7150 supp csupp 7824 Fincfn 8503 finSupp cfsupp 8827 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-rab 3147 df-v 3496 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-nul 4291 df-if 4467 df-sn 4561 df-pr 4563 df-op 4567 df-opab 5121 df-xp 5555 df-rel 5556 df-fsupp 8828 |
This theorem is referenced by: relprcnfsupp 8830 fsuppimp 8833 suppeqfsuppbi 8841 fsuppsssupp 8843 fsuppunbi 8848 funsnfsupp 8851 wemapso2 9011 |
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