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| Mirrors > Home > MPE Home > Th. List > Mathboxes > eldisjsim1 | Structured version Visualization version GIF version | ||
| Description: An element of the class of disjoint relations is disjoint. (Contributed by Peter Mazsa, 11-Feb-2026.) |
| Ref | Expression |
|---|---|
| eldisjsim1 | ⊢ (𝑅 ∈ Disjs → Disj 𝑅) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eldisjsdisj 38994 | . 2 ⊢ (𝑅 ∈ Disjs → (𝑅 ∈ Disjs ↔ Disj 𝑅)) | |
| 2 | 1 | ibi 267 | 1 ⊢ (𝑅 ∈ Disjs → Disj 𝑅) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 Disjs cdisjs 38388 Disj wdisjALTV 38389 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2707 ax-sep 5240 ax-nul 5250 ax-pow 5309 ax-pr 5376 ax-un 7680 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2714 df-cleq 2727 df-clel 2810 df-ral 3051 df-rex 3060 df-rab 3399 df-v 3441 df-dif 3903 df-un 3905 df-in 3907 df-ss 3917 df-nul 4285 df-if 4479 df-pw 4555 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-br 5098 df-opab 5160 df-xp 5629 df-rel 5630 df-cnv 5631 df-co 5632 df-dm 5633 df-rn 5634 df-res 5635 df-rels 38610 df-coss 38671 df-ssr 38748 df-cnvrefs 38775 df-cnvrefrels 38776 df-cnvrefrel 38777 df-disjss 38958 df-disjs 38959 df-disjALTV 38960 |
| This theorem is referenced by: eldisjsim5 39109 |
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