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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 19745 | . 2 ⊢ (𝑅 ∈ SRing → 𝑅 ∈ Mnd) | |
2 | srg0cl.b | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
3 | srg0cl.z | . . 3 ⊢ 0 = (0g‘𝑅) | |
4 | 2, 3 | mndidcl 18400 | . 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 1539 ∈ wcel 2106 ‘cfv 6433 Basecbs 16912 0gc0g 17150 Mndcmnd 18385 SRingcsrg 19741 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2709 ax-sep 5223 ax-nul 5230 ax-pr 5352 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 845 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1783 df-nf 1787 df-sb 2068 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2816 df-nfc 2889 df-ne 2944 df-ral 3069 df-rex 3070 df-rmo 3071 df-reu 3072 df-rab 3073 df-v 3434 df-sbc 3717 df-dif 3890 df-un 3892 df-in 3894 df-ss 3904 df-nul 4257 df-if 4460 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4840 df-br 5075 df-opab 5137 df-mpt 5158 df-id 5489 df-xp 5595 df-rel 5596 df-cnv 5597 df-co 5598 df-dm 5599 df-iota 6391 df-fun 6435 df-fv 6441 df-riota 7232 df-ov 7278 df-0g 17152 df-mgm 18326 df-sgrp 18375 df-mnd 18386 df-cmn 19388 df-srg 19742 |
This theorem is referenced by: srgisid 19764 srgen1zr 19766 srglmhm 19771 srgrmhm 19772 slmd0cl 31471 slmdvs0 31478 |
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