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| Mirrors > Home > MPE Home > Th. List > srg0cl | Structured version Visualization version GIF version | ||
| Description: The zero element of a semiring belongs to its base set. (Contributed by Mario Carneiro, 12-Jan-2014.) (Revised by Thierry Arnoux, 1-Apr-2018.) |
| Ref | Expression |
|---|---|
| srg0cl.b | ⊢ 𝐵 = (Base‘𝑅) |
| srg0cl.z | ⊢ 0 = (0g‘𝑅) |
| Ref | Expression |
|---|---|
| srg0cl | ⊢ (𝑅 ∈ SRing → 0 ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | srgmnd 20155 | . 2 ⊢ (𝑅 ∈ SRing → 𝑅 ∈ Mnd) | |
| 2 | srg0cl.b | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
| 3 | srg0cl.z | . . 3 ⊢ 0 = (0g‘𝑅) | |
| 4 | 2, 3 | mndidcl 18732 | . 2 ⊢ (𝑅 ∈ Mnd → 0 ∈ 𝐵) |
| 5 | 1, 4 | syl 17 | 1 ⊢ (𝑅 ∈ SRing → 0 ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 ‘cfv 6536 Basecbs 17233 0gc0g 17458 Mndcmnd 18717 SRingcsrg 20151 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2708 ax-sep 5271 ax-nul 5281 ax-pr 5407 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2540 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2810 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3062 df-rmo 3364 df-reu 3365 df-rab 3421 df-v 3466 df-sbc 3771 df-dif 3934 df-un 3936 df-ss 3948 df-nul 4314 df-if 4506 df-sn 4607 df-pr 4609 df-op 4613 df-uni 4889 df-br 5125 df-opab 5187 df-mpt 5207 df-id 5553 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-iota 6489 df-fun 6538 df-fv 6544 df-riota 7367 df-ov 7413 df-0g 17460 df-mgm 18623 df-sgrp 18702 df-mnd 18718 df-cmn 19768 df-srg 20152 |
| This theorem is referenced by: srgisid 20174 srgen1zr 20181 srglmhm 20186 srgrmhm 20187 slmd0cl 33220 slmdvs0 33227 |
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