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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 8964 | . 2 ⊢ finSupp = {〈𝑟, 𝑧〉 ∣ (Fun 𝑟 ∧ (𝑟 supp 𝑧) ∈ Fin)} | |
2 | 1 | relopabiv 5675 | 1 ⊢ Rel finSupp |
Colors of variables: wff setvar class |
Syntax hints: ∧ wa 399 ∈ wcel 2112 Rel wrel 5541 Fun wfun 6352 (class class class)co 7191 supp csupp 7881 Fincfn 8604 finSupp cfsupp 8963 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1803 ax-4 1817 ax-5 1918 ax-6 1976 ax-7 2018 ax-8 2114 ax-9 2122 ax-ext 2708 |
This theorem depends on definitions: df-bi 210 df-an 400 df-tru 1546 df-ex 1788 df-sb 2073 df-clab 2715 df-cleq 2728 df-clel 2809 df-v 3400 df-in 3860 df-ss 3870 df-opab 5102 df-xp 5542 df-rel 5543 df-fsupp 8964 |
This theorem is referenced by: relprcnfsupp 8966 fsuppimp 8969 suppeqfsuppbi 8977 fsuppsssupp 8979 fsuppunbi 8984 funsnfsupp 8987 wemapso2 9147 gsumhashmul 30989 |
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