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| Mirrors > Home > ILE Home > Th. List > ringdir | GIF version | ||
| Description: Distributive law for the multiplication operation of a ring (right-distributivity). (Contributed by Steve Rodriguez, 9-Sep-2007.) |
| Ref | Expression |
|---|---|
| ringdi.b | ⊢ 𝐵 = (Base‘𝑅) |
| ringdi.p | ⊢ + = (+g‘𝑅) |
| ringdi.t | ⊢ · = (.r‘𝑅) |
| Ref | Expression |
|---|---|
| ringdir | ⊢ ((𝑅 ∈ Ring ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → ((𝑋 + 𝑌) · 𝑍) = ((𝑋 · 𝑍) + (𝑌 · 𝑍))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ringdi.b | . . 3 ⊢ 𝐵 = (Base‘𝑅) | |
| 2 | ringdi.p | . . 3 ⊢ + = (+g‘𝑅) | |
| 3 | ringdi.t | . . 3 ⊢ · = (.r‘𝑅) | |
| 4 | 1, 2, 3 | ringdilem 14031 | . 2 ⊢ ((𝑅 ∈ Ring ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → ((𝑋 · (𝑌 + 𝑍)) = ((𝑋 · 𝑌) + (𝑋 · 𝑍)) ∧ ((𝑋 + 𝑌) · 𝑍) = ((𝑋 · 𝑍) + (𝑌 · 𝑍)))) |
| 5 | 4 | simprd 114 | 1 ⊢ ((𝑅 ∈ Ring ∧ (𝑋 ∈ 𝐵 ∧ 𝑌 ∈ 𝐵 ∧ 𝑍 ∈ 𝐵)) → ((𝑋 + 𝑌) · 𝑍) = ((𝑋 · 𝑍) + (𝑌 · 𝑍))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 1004 = wceq 1397 ∈ wcel 2202 ‘cfv 5326 (class class class)co 6018 Basecbs 13087 +gcplusg 13165 .rcmulr 13166 Ringcrg 14015 |
| 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-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-cnex 8123 ax-resscn 8124 ax-1re 8126 ax-addrcl 8129 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-sbc 3032 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-br 4089 df-opab 4151 df-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-iota 5286 df-fun 5328 df-fn 5329 df-fv 5334 df-ov 6021 df-inn 9144 df-2 9202 df-3 9203 df-ndx 13090 df-slot 13091 df-base 13093 df-plusg 13178 df-mulr 13179 df-ring 14017 |
| This theorem is referenced by: ringadd2 14046 ringo2times 14047 ringcom 14050 ringlz 14062 ringnegl 14070 ringsubdir 14076 mulgass2 14077 ringrghm 14081 ringressid 14082 imasring 14083 opprring 14098 dvrdir 14163 issubrg2 14261 sralmod 14470 |
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