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| Mirrors > Home > MPE Home > Th. List > ringsubdir | Structured version Visualization version GIF version | ||
| Description: Ring multiplication distributes over subtraction. (subdir 11720 analog.) (Contributed by Jeff Madsen, 19-Jun-2010.) (Revised by Mario Carneiro, 2-Jul-2014.) |
| Ref | Expression |
|---|---|
| ringsubdi.b | ⊢ 𝐵 = (Base‘𝑅) |
| ringsubdi.t | ⊢ · = (.r‘𝑅) |
| ringsubdi.m | ⊢ − = (-g‘𝑅) |
| ringsubdi.r | ⊢ (𝜑 → 𝑅 ∈ Ring) |
| ringsubdi.x | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| ringsubdi.y | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
| ringsubdi.z | ⊢ (𝜑 → 𝑍 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| ringsubdir | ⊢ (𝜑 → ((𝑋 − 𝑌) · 𝑍) = ((𝑋 · 𝑍) − (𝑌 · 𝑍))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ringsubdi.b | . 2 ⊢ 𝐵 = (Base‘𝑅) | |
| 2 | ringsubdi.t | . 2 ⊢ · = (.r‘𝑅) | |
| 3 | ringsubdi.m | . 2 ⊢ − = (-g‘𝑅) | |
| 4 | ringsubdi.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
| 5 | ringrng 20476 | . . 3 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Rng) | |
| 6 | 4, 5 | syl 18 | . 2 ⊢ (𝜑 → 𝑅 ∈ Rng) |
| 7 | ringsubdi.x | . 2 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
| 8 | ringsubdi.y | . 2 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
| 9 | ringsubdi.z | . 2 ⊢ (𝜑 → 𝑍 ∈ 𝐵) | |
| 10 | 1, 2, 3, 6, 7, 8, 9 | rngsubdir 20356 | 1 ⊢ (𝜑 → ((𝑋 − 𝑌) · 𝑍) = ((𝑋 · 𝑍) − (𝑌 · 𝑍))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ‘cfv 6527 (class class class)co 7408 Basecbs 17349 .rcmulr 17391 -gcsg 19108 Rngcrng 20336 Ringcrg 20421 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7734 ax-cnex 11228 ax-resscn 11229 ax-1cn 11230 ax-icn 11231 ax-addcl 11232 ax-addrcl 11233 ax-mulcl 11234 ax-mulrcl 11235 ax-mulcom 11236 ax-addass 11237 ax-mulass 11238 ax-distr 11239 ax-i2m1 11240 ax-1ne0 11241 ax-1rid 11242 ax-rnegex 11243 ax-rrecex 11244 ax-cnre 11245 ax-pre-lttri 11246 ax-pre-lttrn 11247 ax-pre-ltadd 11248 ax-pre-mulgt0 11249 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-dif 3901 df-un 3903 df-in 3905 df-ss 3915 df-pss 3918 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6293 df-ord 6354 df-on 6355 df-lim 6356 df-suc 6357 df-iota 6483 df-fun 6529 df-fn 6530 df-f 6531 df-f1 6532 df-fo 6533 df-f1o 6534 df-fv 6535 df-riota 7365 df-ov 7411 df-oprab 7412 df-mpo 7413 df-om 7861 df-1st 7984 df-2nd 7985 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-er 8695 df-en 8952 df-dom 8953 df-sdom 8954 df-pnf 11317 df-mnf 11318 df-xr 11319 df-ltxr 11320 df-le 11321 df-sub 11515 df-neg 11516 df-nn 12306 df-2 12375 df-sets 17304 df-slot 17322 df-ndx 17334 df-base 17350 df-plusg 17403 df-0g 17574 df-mgm 18778 df-sgrp 18870 df-mnd 18886 df-grp 19109 df-minusg 19110 df-sbg 19111 df-cmn 19958 df-abl 19959 df-mgp 20323 df-rng 20337 df-ur 20370 df-ring 20423 |
| This theorem is used by: orngrmulle 21087 cpmadugsumfi 23157 nrgdsdir 24947 nrginvrcnlem 24972 lidldomn1 49250 |
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