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| Mirrors > Home > MPE Home > Th. List > Mathboxes > eqvrelcoss | Structured version Visualization version GIF version | ||
| Description: Two ways to express equivalent cosets. (Contributed by Peter Mazsa, 4-Jul-2020.) (Revised by Peter Mazsa, 20-Dec-2021.) |
| Ref | Expression |
|---|---|
| eqvrelcoss | ⊢ ( EqvRel ≀ 𝑅 ↔ TrRel ≀ 𝑅) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-eqvrel 38838 | . 2 ⊢ ( EqvRel ≀ 𝑅 ↔ ( RefRel ≀ 𝑅 ∧ SymRel ≀ 𝑅 ∧ TrRel ≀ 𝑅)) | |
| 2 | refrelcoss 38772 | . . 3 ⊢ RefRel ≀ 𝑅 | |
| 3 | symrelcoss 38813 | . . 3 ⊢ SymRel ≀ 𝑅 | |
| 4 | 2, 3 | triantru3 38428 | . 2 ⊢ ( TrRel ≀ 𝑅 ↔ ( RefRel ≀ 𝑅 ∧ SymRel ≀ 𝑅 ∧ TrRel ≀ 𝑅)) |
| 5 | 1, 4 | bitr4i 278 | 1 ⊢ ( EqvRel ≀ 𝑅 ↔ TrRel ≀ 𝑅) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 206 ∧ w3a 1086 ≀ ccoss 38379 RefRel wrefrel 38385 SymRel wsymrel 38391 TrRel wtrrel 38394 EqvRel weqvrel 38396 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-11 2162 ax-ext 2708 ax-sep 5241 ax-nul 5251 ax-pr 5377 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-ral 3052 df-rex 3061 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-nul 4286 df-if 4480 df-sn 4581 df-pr 4583 df-op 4587 df-br 5099 df-opab 5161 df-id 5519 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-coss 38670 df-refrel 38761 df-symrel 38793 df-eqvrel 38838 |
| This theorem is referenced by: (None) |
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