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| Mirrors > Home > MPE Home > Th. List > csrgbinom | Structured version Visualization version GIF version | ||
| Description: The binomial theorem for commutative semirings. (Contributed by AV, 24-Aug-2019.) |
| Ref | Expression |
|---|---|
| srgbinom.s | ⊢ 𝑆 = (Base‘𝑅) |
| srgbinom.m | ⊢ × = (.r‘𝑅) |
| srgbinom.t | ⊢ · = (.g‘𝑅) |
| srgbinom.a | ⊢ + = (+g‘𝑅) |
| srgbinom.g | ⊢ 𝐺 = (mulGrp‘𝑅) |
| srgbinom.e | ⊢ ↑ = (.g‘𝐺) |
| Ref | Expression |
|---|---|
| csrgbinom | ⊢ (((𝑅 ∈ SRing ∧ 𝐺 ∈ CMnd ∧ 𝑁 ∈ ℕ0) ∧ (𝐴 ∈ 𝑆 ∧ 𝐵 ∈ 𝑆)) → (𝑁 ↑ (𝐴 + 𝐵)) = (𝑅 Σg (𝑘 ∈ (0...𝑁) ↦ ((𝑁C𝑘) · (((𝑁 − 𝑘) ↑ 𝐴) × (𝑘 ↑ 𝐵)))))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3simpb 1167 | . . 3 ⊢ ((𝑅 ∈ SRing ∧ 𝐺 ∈ CMnd ∧ 𝑁 ∈ ℕ0) → (𝑅 ∈ SRing ∧ 𝑁 ∈ ℕ0)) | |
| 2 | 1 | adantr 486 | . 2 ⊢ (((𝑅 ∈ SRing ∧ 𝐺 ∈ CMnd ∧ 𝑁 ∈ ℕ0) ∧ (𝐴 ∈ 𝑆 ∧ 𝐵 ∈ 𝑆)) → (𝑅 ∈ SRing ∧ 𝑁 ∈ ℕ0)) |
| 3 | simprl 783 | . 2 ⊢ (((𝑅 ∈ SRing ∧ 𝐺 ∈ CMnd ∧ 𝑁 ∈ ℕ0) ∧ (𝐴 ∈ 𝑆 ∧ 𝐵 ∈ 𝑆)) → 𝐴 ∈ 𝑆) | |
| 4 | simprr 785 | . 2 ⊢ (((𝑅 ∈ SRing ∧ 𝐺 ∈ CMnd ∧ 𝑁 ∈ ℕ0) ∧ (𝐴 ∈ 𝑆 ∧ 𝐵 ∈ 𝑆)) → 𝐵 ∈ 𝑆) | |
| 5 | simpl2 1211 | . . 3 ⊢ (((𝑅 ∈ SRing ∧ 𝐺 ∈ CMnd ∧ 𝑁 ∈ ℕ0) ∧ (𝐴 ∈ 𝑆 ∧ 𝐵 ∈ 𝑆)) → 𝐺 ∈ CMnd) | |
| 6 | srgbinom.g | . . . . 5 ⊢ 𝐺 = (mulGrp‘𝑅) | |
| 7 | srgbinom.s | . . . . 5 ⊢ 𝑆 = (Base‘𝑅) | |
| 8 | 6, 7 | mgpbas 20371 | . . . 4 ⊢ 𝑆 = (Base‘𝐺) |
| 9 | srgbinom.m | . . . . 5 ⊢ × = (.r‘𝑅) | |
| 10 | 6, 9 | mgpplusg 20370 | . . . 4 ⊢ × = (+g‘𝐺) |
| 11 | 8, 10 | cmncom 20018 | . . 3 ⊢ ((𝐺 ∈ CMnd ∧ 𝐴 ∈ 𝑆 ∧ 𝐵 ∈ 𝑆) → (𝐴 × 𝐵) = (𝐵 × 𝐴)) |
| 12 | 5, 3, 4, 11 | syl3anc 1398 | . 2 ⊢ (((𝑅 ∈ SRing ∧ 𝐺 ∈ CMnd ∧ 𝑁 ∈ ℕ0) ∧ (𝐴 ∈ 𝑆 ∧ 𝐵 ∈ 𝑆)) → (𝐴 × 𝐵) = (𝐵 × 𝐴)) |
| 13 | srgbinom.t | . . 3 ⊢ · = (.g‘𝑅) | |
| 14 | srgbinom.a | . . 3 ⊢ + = (+g‘𝑅) | |
| 15 | srgbinom.e | . . 3 ⊢ ↑ = (.g‘𝐺) | |
| 16 | 7, 9, 13, 14, 6, 15 | srgbinom 20463 | . 2 ⊢ (((𝑅 ∈ SRing ∧ 𝑁 ∈ ℕ0) ∧ (𝐴 ∈ 𝑆 ∧ 𝐵 ∈ 𝑆 ∧ (𝐴 × 𝐵) = (𝐵 × 𝐴))) → (𝑁 ↑ (𝐴 + 𝐵)) = (𝑅 Σg (𝑘 ∈ (0...𝑁) ↦ ((𝑁C𝑘) · (((𝑁 − 𝑘) ↑ 𝐴) × (𝑘 ↑ 𝐵)))))) |
| 17 | 2, 3, 4, 12, 16 | syl13anc 1399 | 1 ⊢ (((𝑅 ∈ SRing ∧ 𝐺 ∈ CMnd ∧ 𝑁 ∈ ℕ0) ∧ (𝐴 ∈ 𝑆 ∧ 𝐵 ∈ 𝑆)) → (𝑁 ↑ (𝐴 + 𝐵)) = (𝑅 Σg (𝑘 ∈ (0...𝑁) ↦ ((𝑁C𝑘) · (((𝑁 − 𝑘) ↑ 𝐴) × (𝑘 ↑ 𝐵)))))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 = wceq 1569 ∈ wcel 2144 ↦ cmpt 5185 ‘cfv 6539 (class class class)co 7421 0cc0 11204 − cmin 11545 ℕ0cn0 12610 ...cfz 13643 Ccbc 14450 Basecbs 17393 +gcplusg 17434 .rcmulr 17435 Σg cgsu 17617 .gcmg 19283 CMndccmn 20000 mulGrpcmgp 20366 SRingcsrg 20418 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7752 ax-cnex 11260 ax-resscn 11261 ax-1cn 11262 ax-icn 11263 ax-addcl 11264 ax-addrcl 11265 ax-mulcl 11266 ax-mulrcl 11267 ax-mulcom 11268 ax-addass 11269 ax-mulass 11270 ax-distr 11271 ax-i2m1 11272 ax-1ne0 11273 ax-1rid 11274 ax-rnegex 11275 ax-rrecex 11276 ax-cnre 11277 ax-pre-lttri 11278 ax-pre-lttrn 11279 ax-pre-ltadd 11280 ax-pre-mulgt0 11281 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 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-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-iin 4953 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-se 5604 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6541 df-fn 6542 df-f 6543 df-f1 6544 df-fo 6545 df-f1o 6546 df-fv 6547 df-isom 6548 df-riota 7378 df-ov 7424 df-oprab 7425 df-mpo 7426 df-of 7694 df-om 7879 df-1st 8002 df-2nd 8003 df-supp 8181 df-frecs 8303 df-wrecs 8334 df-recs 8383 df-rdg 8422 df-1o 8480 df-2o 8481 df-er 8721 df-map 8853 df-en 8978 df-dom 8979 df-sdom 8980 df-fin 8981 df-fsupp 9358 df-oi 9508 df-card 10024 df-pnf 11349 df-mnf 11350 df-xr 11351 df-ltxr 11352 df-le 11353 df-sub 11547 df-neg 11548 df-div 11978 df-nn 12340 df-2 12409 df-n0 12611 df-z 12698 df-uz 12970 df-rp 13125 df-fz 13644 df-fzo 13793 df-seq 14149 df-fac 14422 df-bc 14451 df-hash 14479 df-sets 17348 df-slot 17366 df-ndx 17378 df-base 17394 df-ress 17415 df-plusg 17447 df-0g 17618 df-gsum 17619 df-mre 17762 df-mrc 17763 df-acs 17765 df-mgm 18822 df-sgrp 18914 df-mnd 18930 df-mhm 18984 df-submnd 18985 df-mulg 19284 df-cntz 19537 df-cmn 20002 df-mgp 20367 df-ur 20414 df-srg 20419 |
| This theorem is used by: crngbinom 20571 |
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