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| Mirrors > Home > MPE Home > Th. List > rrgss | Structured version Visualization version GIF version | ||
| Description: Left-regular elements are a subset of the base set. (Contributed by Stefan O'Rear, 22-Mar-2015.) |
| Ref | Expression |
|---|---|
| rrgss.e | ⊢ 𝐸 = (RLReg‘𝑅) |
| rrgss.b | ⊢ 𝐵 = (Base‘𝑅) |
| Ref | Expression |
|---|---|
| rrgss | ⊢ 𝐸 ⊆ 𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rrgss.e | . . 3 ⊢ 𝐸 = (RLReg‘𝑅) | |
| 2 | rrgss.b | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
| 3 | eqid 2769 | . . 3 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 4 | eqid 2769 | . . 3 ⊢ (0g‘𝑅) = (0g‘𝑅) | |
| 5 | 1, 2, 3, 4 | rrgval 20782 | . 2 ⊢ 𝐸 = {𝑥 ∈ 𝐵 ∣ ∀𝑦 ∈ 𝐵 ((𝑥(.r‘𝑅)𝑦) = (0g‘𝑅) → 𝑦 = (0g‘𝑅))} |
| 6 | 5 | ssrab3 4042 | 1 ⊢ 𝐸 ⊆ 𝐵 |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1567 ∀wral 3085 ⊆ wss 3911 ‘cfv 6537 (class class class)co 7411 Basecbs 17269 .rcmulr 17311 0gc0g 17492 RLRegcrlreg 20776 |
| 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-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5259 ax-nul 5271 ax-pr 5405 |
| 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-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-rab 3423 df-v 3463 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-nul 4293 df-if 4491 df-pw 4567 df-sn 4593 df-pr 4595 df-op 4599 df-uni 4875 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5557 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-iota 6493 df-fun 6539 df-fv 6545 df-ov 7414 df-rlreg 20779 |
| This theorem is referenced by: isdomn6 20798 znrrg 21684 mdegvsca 26202 deg1mul3 26242 rrgsubm 33545 fracbas 33569 fracerl 33570 fracfld 33572 assalactf1o 33970 assarrginv 33971 |
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