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| Mirrors > Home > MPE Home > Th. List > dvdsr2 | Structured version Visualization version GIF version | ||
| Description: Value of the divides relation. (Contributed by Mario Carneiro, 1-Dec-2014.) |
| Ref | Expression |
|---|---|
| dvdsr.1 | ⊢ 𝐵 = (Base‘𝑅) |
| dvdsr.2 | ⊢ ∥ = (∥r‘𝑅) |
| dvdsr.3 | ⊢ · = (.r‘𝑅) |
| Ref | Expression |
|---|---|
| dvdsr2 | ⊢ (𝑋 ∈ 𝐵 → (𝑋 ∥ 𝑌 ↔ ∃𝑧 ∈ 𝐵 (𝑧 · 𝑋) = 𝑌)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dvdsr.1 | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
| 2 | dvdsr.2 | . . 3 ⊢ ∥ = (∥r‘𝑅) | |
| 3 | dvdsr.3 | . . 3 ⊢ · = (.r‘𝑅) | |
| 4 | 1, 2, 3 | dvdsr 20333 | . 2 ⊢ (𝑋 ∥ 𝑌 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑧 ∈ 𝐵 (𝑧 · 𝑋) = 𝑌)) |
| 5 | 4 | baib 540 | 1 ⊢ (𝑋 ∈ 𝐵 → (𝑋 ∥ 𝑌 ↔ ∃𝑧 ∈ 𝐵 (𝑧 · 𝑋) = 𝑌)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 207 = wceq 1547 ∈ wcel 2119 ∃wrex 3063 class class class wbr 5072 ‘cfv 6485 (class class class)co 7356 Basecbs 17170 .rcmulr 17212 ∥rcdsr 20325 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5199 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-ral 3054 df-rex 3064 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-id 5513 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-iota 6441 df-fun 6487 df-fv 6493 df-ov 7359 df-dvdsr 20328 |
| This theorem is referenced by: dvdsr01 20342 dvdsr02 20343 unitgrp 20354 rhmdvdsr 20480 rspsn 21326 znunit 21538 dvdsq1p 26146 isdrng4 33379 rprmasso2 33609 |
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