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Mathbox for Peter Mazsa |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > elrelsrel | Structured version Visualization version GIF version |
Description: The element of the relations class (df-rels 35885) and the relation predicate are the same when 𝑅 is a set. (Contributed by Peter Mazsa, 24-Nov-2018.) |
Ref | Expression |
---|---|
elrelsrel | ⊢ (𝑅 ∈ 𝑉 → (𝑅 ∈ Rels ↔ Rel 𝑅)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elrels2 35886 | . 2 ⊢ (𝑅 ∈ 𝑉 → (𝑅 ∈ Rels ↔ 𝑅 ⊆ (V × V))) | |
2 | df-rel 5526 | . 2 ⊢ (Rel 𝑅 ↔ 𝑅 ⊆ (V × V)) | |
3 | 1, 2 | syl6bbr 292 | 1 ⊢ (𝑅 ∈ 𝑉 → (𝑅 ∈ Rels ↔ Rel 𝑅)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 209 ∈ wcel 2111 Vcvv 3441 ⊆ wss 3881 × cxp 5517 Rel wrel 5524 Rels crels 35615 |
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 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1782 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-v 3443 df-in 3888 df-ss 3898 df-pw 4499 df-rel 5526 df-rels 35885 |
This theorem is referenced by: elrelsrelim 35888 elrels5 35889 elrels6 35890 cnvelrels 35895 cosselrels 35896 elrefrelsrel 35919 elcnvrefrelsrel 35932 elsymrelsrel 35953 eltrrelsrel 35977 eleqvrelsrel 35989 elfunsALTVfunALTV 36090 eldisjs5 36119 eldisjsdisj 36120 |
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