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| Mirrors > Home > ILE Home > Th. List > opprbasg | GIF version | ||
| Description: Base set of an opposite ring. (Contributed by Mario Carneiro, 1-Dec-2014.) (Proof shortened by AV, 6-Nov-2024.) |
| Ref | Expression |
|---|---|
| opprbas.1 | ⊢ 𝑂 = (oppr‘𝑅) |
| opprbas.2 | ⊢ 𝐵 = (Base‘𝑅) |
| Ref | Expression |
|---|---|
| opprbasg | ⊢ (𝑅 ∈ 𝑉 → 𝐵 = (Base‘𝑂)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opprbas.2 | . 2 ⊢ 𝐵 = (Base‘𝑅) | |
| 2 | opprbas.1 | . . 3 ⊢ 𝑂 = (oppr‘𝑅) | |
| 3 | baseslid 13130 | . . 3 ⊢ (Base = Slot (Base‘ndx) ∧ (Base‘ndx) ∈ ℕ) | |
| 4 | basendxnmulrndx 13207 | . . 3 ⊢ (Base‘ndx) ≠ (.r‘ndx) | |
| 5 | 2, 3, 4 | opprsllem 14077 | . 2 ⊢ (𝑅 ∈ 𝑉 → (Base‘𝑅) = (Base‘𝑂)) |
| 6 | 1, 5 | eqtrid 2274 | 1 ⊢ (𝑅 ∈ 𝑉 → 𝐵 = (Base‘𝑂)) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1395 ∈ wcel 2200 ‘cfv 5324 Basecbs 13072 opprcoppr 14070 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4205 ax-nul 4213 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-cnex 8113 ax-resscn 8114 ax-1cn 8115 ax-1re 8116 ax-icn 8117 ax-addcl 8118 ax-addrcl 8119 ax-mulcl 8120 ax-addcom 8122 ax-addass 8124 ax-i2m1 8127 ax-0lt1 8128 ax-0id 8130 ax-rnegex 8131 ax-pre-ltirr 8134 ax-pre-lttrn 8136 ax-pre-ltadd 8138 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-nel 2496 df-ral 2513 df-rex 2514 df-rab 2517 df-v 2802 df-sbc 3030 df-csb 3126 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-nul 3493 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-int 3927 df-br 4087 df-opab 4149 df-mpt 4150 df-id 4388 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-iota 5284 df-fun 5326 df-fn 5327 df-fv 5332 df-ov 6016 df-oprab 6017 df-mpo 6018 df-tpos 6406 df-pnf 8206 df-mnf 8207 df-ltxr 8209 df-inn 9134 df-2 9192 df-3 9193 df-ndx 13075 df-slot 13076 df-base 13078 df-sets 13079 df-mulr 13164 df-oppr 14071 |
| This theorem is referenced by: opprrng 14080 opprrngbg 14081 opprring 14082 opprringbg 14083 oppr0g 14084 oppr1g 14085 opprnegg 14086 opprsubgg 14087 mulgass3 14088 1unit 14111 opprunitd 14114 crngunit 14115 unitmulcl 14117 unitgrp 14120 unitnegcl 14134 unitpropdg 14152 rhmopp 14180 elrhmunit 14181 subrguss 14240 subrgunit 14243 opprdomnbg 14278 isridlrng 14486 isridl 14508 ridl1 14515 2idlcpblrng 14527 crngridl 14534 |
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