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| Mirrors > Home > MPE Home > Th. List > Mathboxes > antisymrelres | Structured version Visualization version GIF version | ||
| Description: (Contributed by Peter Mazsa, 25-Jun-2024.) |
| Ref | Expression |
|---|---|
| antisymrelres | ⊢ ( AntisymRel (𝑅 ↾ 𝐴) ↔ ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐴 ((𝑥𝑅𝑦 ∧ 𝑦𝑅𝑥) → 𝑥 = 𝑦)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | relres 6002 | . . 3 ⊢ Rel (𝑅 ↾ 𝐴) | |
| 2 | dfantisymrel5 39399 | . . 3 ⊢ ( AntisymRel (𝑅 ↾ 𝐴) ↔ (∀𝑥∀𝑦((𝑥(𝑅 ↾ 𝐴)𝑦 ∧ 𝑦(𝑅 ↾ 𝐴)𝑥) → 𝑥 = 𝑦) ∧ Rel (𝑅 ↾ 𝐴))) | |
| 3 | 1, 2 | mpbiran2 722 | . 2 ⊢ ( AntisymRel (𝑅 ↾ 𝐴) ↔ ∀𝑥∀𝑦((𝑥(𝑅 ↾ 𝐴)𝑦 ∧ 𝑦(𝑅 ↾ 𝐴)𝑥) → 𝑥 = 𝑦)) |
| 4 | brres 5983 | . . . . . . 7 ⊢ (𝑦 ∈ V → (𝑥(𝑅 ↾ 𝐴)𝑦 ↔ (𝑥 ∈ 𝐴 ∧ 𝑥𝑅𝑦))) | |
| 5 | 4 | elv 3468 | . . . . . 6 ⊢ (𝑥(𝑅 ↾ 𝐴)𝑦 ↔ (𝑥 ∈ 𝐴 ∧ 𝑥𝑅𝑦)) |
| 6 | brres 5983 | . . . . . . 7 ⊢ (𝑥 ∈ V → (𝑦(𝑅 ↾ 𝐴)𝑥 ↔ (𝑦 ∈ 𝐴 ∧ 𝑦𝑅𝑥))) | |
| 7 | 6 | elv 3468 | . . . . . 6 ⊢ (𝑦(𝑅 ↾ 𝐴)𝑥 ↔ (𝑦 ∈ 𝐴 ∧ 𝑦𝑅𝑥)) |
| 8 | 5, 7 | anbi12i 639 | . . . . 5 ⊢ ((𝑥(𝑅 ↾ 𝐴)𝑦 ∧ 𝑦(𝑅 ↾ 𝐴)𝑥) ↔ ((𝑥 ∈ 𝐴 ∧ 𝑥𝑅𝑦) ∧ (𝑦 ∈ 𝐴 ∧ 𝑦𝑅𝑥))) |
| 9 | an4 668 | . . . . 5 ⊢ (((𝑥 ∈ 𝐴 ∧ 𝑥𝑅𝑦) ∧ (𝑦 ∈ 𝐴 ∧ 𝑦𝑅𝑥)) ↔ ((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴) ∧ (𝑥𝑅𝑦 ∧ 𝑦𝑅𝑥))) | |
| 10 | 8, 9 | bitri 278 | . . . 4 ⊢ ((𝑥(𝑅 ↾ 𝐴)𝑦 ∧ 𝑦(𝑅 ↾ 𝐴)𝑥) ↔ ((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴) ∧ (𝑥𝑅𝑦 ∧ 𝑦𝑅𝑥))) |
| 11 | 10 | imbi1i 352 | . . 3 ⊢ (((𝑥(𝑅 ↾ 𝐴)𝑦 ∧ 𝑦(𝑅 ↾ 𝐴)𝑥) → 𝑥 = 𝑦) ↔ (((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴) ∧ (𝑥𝑅𝑦 ∧ 𝑦𝑅𝑥)) → 𝑥 = 𝑦)) |
| 12 | 11 | 2albii 1847 | . 2 ⊢ (∀𝑥∀𝑦((𝑥(𝑅 ↾ 𝐴)𝑦 ∧ 𝑦(𝑅 ↾ 𝐴)𝑥) → 𝑥 = 𝑦) ↔ ∀𝑥∀𝑦(((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴) ∧ (𝑥𝑅𝑦 ∧ 𝑦𝑅𝑥)) → 𝑥 = 𝑦)) |
| 13 | r2alan 38785 | . 2 ⊢ (∀𝑥∀𝑦(((𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐴) ∧ (𝑥𝑅𝑦 ∧ 𝑦𝑅𝑥)) → 𝑥 = 𝑦) ↔ ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐴 ((𝑥𝑅𝑦 ∧ 𝑦𝑅𝑥) → 𝑥 = 𝑦)) | |
| 14 | 3, 12, 13 | 3bitri 300 | 1 ⊢ ( AntisymRel (𝑅 ↾ 𝐴) ↔ ∀𝑥 ∈ 𝐴 ∀𝑦 ∈ 𝐴 ((𝑥𝑅𝑦 ∧ 𝑦𝑅𝑥) → 𝑥 = 𝑦)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∧ wa 400 ∀wal 1565 = wceq 1567 ∈ wcel 2149 ∀wral 3085 Vcvv 3463 class class class wbr 5110 ↾ cres 5661 Rel wrel 5664 AntisymRel wantisymrel 38756 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-ext 2741 ax-sep 5258 ax-pr 5402 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-sb 2098 df-clab 2748 df-cleq 2761 df-clel 2844 df-ral 3086 df-rex 3096 df-rab 3424 df-v 3465 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-nul 4295 df-if 4490 df-sn 4592 df-pr 4594 df-op 4598 df-br 5111 df-opab 5175 df-id 5554 df-xp 5665 df-rel 5666 df-cnv 5667 df-dm 5669 df-rn 5670 df-res 5671 df-cnvrefrel 39141 df-antisymrel 39397 |
| This theorem is referenced by: (None) |
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