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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 20601 | . 2 ⊢ (𝑋 ∥ 𝑌 ↔ (𝑋 ∈ 𝐵 ∧ ∃𝑧 ∈ 𝐵 (𝑧 · 𝑋) = 𝑌)) |
| 5 | 4 | baib 545 | 1 ⊢ (𝑋 ∈ 𝐵 → (𝑋 ∥ 𝑌 ↔ ∃𝑧 ∈ 𝐵 (𝑧 · 𝑋) = 𝑌)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 = wceq 1569 ∈ wcel 2144 ∃wrex 3086 class class class wbr 5102 ‘cfv 6543 (class class class)co 7424 Basecbs 17396 .rcmulr 17438 ∥rcdsr 20593 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5327 ax-pr 5391 ax-un 7755 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3848 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-iota 6497 df-fun 6545 df-fv 6551 df-ov 7427 df-dvdsr 20596 |
| This theorem is used by: dvdsr01 20610 dvdsr02 20611 unitgrp 20622 rhmdvdsr 20767 isdrng4 21001 rspsn 21666 znunit 21878 dvdsq1p 26490 rprmasso2 34108 |
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