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| Mirrors > Home > MPE Home > Th. List > Mathboxes > circlemethnat | Structured version Visualization version GIF version | ||
| Description: The Hardy, Littlewood and Ramanujan Circle Method, Chapter 5.1 of [Nathanson] p. 123. This expresses 𝑅, the number of different ways a nonnegative integer 𝑁 can be represented as the sum of at most 𝑆 integers in the set 𝐴 as an integral of Vinogradov trigonometric sums. (Contributed by Thierry Arnoux, 13-Dec-2021.) |
| Ref | Expression |
|---|---|
| circlemethnat.r | ⊢ 𝑅 = (♯‘(𝐴(repr‘𝑆)𝑁)) |
| circlemethnat.f | ⊢ 𝐹 = ((((𝟭‘ℕ)‘𝐴)vts𝑁)‘𝑥) |
| circlemethnat.n | ⊢ 𝑁 ∈ ℕ0 |
| circlemethnat.a | ⊢ 𝐴 ⊆ ℕ |
| circlemethnat.s | ⊢ 𝑆 ∈ ℕ |
| Ref | Expression |
|---|---|
| circlemethnat | ⊢ 𝑅 = ∫(0(,)1)((𝐹↑𝑆) · (exp‘((i · (2 · π)) · ( -𝑁 · 𝑥)))) d𝑥 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | circlemethnat.r | . . . 4 ⊢ 𝑅 = (♯‘(𝐴(repr‘𝑆)𝑁)) | |
| 2 | nnex 12344 | . . . . . . . . . . . . . 14 ⊢ ℕ ∈ V | |
| 3 | circlemethnat.a | . . . . . . . . . . . . . 14 ⊢ 𝐴 ⊆ ℕ | |
| 4 | indf 12329 | . . . . . . . . . . . . . 14 ⊢ ((ℕ ∈ V ∧ 𝐴 ⊆ ℕ) → ((𝟭‘ℕ)‘𝐴):ℕ⟶{0, 1}) | |
| 5 | 2, 3, 4 | mp2an 705 | . . . . . . . . . . . . 13 ⊢ ((𝟭‘ℕ)‘𝐴):ℕ⟶{0, 1} |
| 6 | pr01ssre 11315 | . . . . . . . . . . . . . 14 ⊢ {0, 1} ⊆ ℝ | |
| 7 | ax-resscn 11260 | . . . . . . . . . . . . . 14 ⊢ ℝ ⊆ ℂ | |
| 8 | 6, 7 | sstri 3917 | . . . . . . . . . . . . 13 ⊢ {0, 1} ⊆ ℂ |
| 9 | fss 6726 | . . . . . . . . . . . . 13 ⊢ ((((𝟭‘ℕ)‘𝐴):ℕ⟶{0, 1} ∧ {0, 1} ⊆ ℂ) → ((𝟭‘ℕ)‘𝐴):ℕ⟶ℂ) | |
| 10 | 5, 8, 9 | mp2an 705 | . . . . . . . . . . . 12 ⊢ ((𝟭‘ℕ)‘𝐴):ℕ⟶ℂ |
| 11 | cnex 11284 | . . . . . . . . . . . . 13 ⊢ ℂ ∈ V | |
| 12 | 11, 2 | elmap 8902 | . . . . . . . . . . . 12 ⊢ (((𝟭‘ℕ)‘𝐴) ∈ (ℂ ↑m ℕ) ↔ ((𝟭‘ℕ)‘𝐴):ℕ⟶ℂ) |
| 13 | 10, 12 | mpbir 234 | . . . . . . . . . . 11 ⊢ ((𝟭‘ℕ)‘𝐴) ∈ (ℂ ↑m ℕ) |
| 14 | 13 | elexi 3472 | . . . . . . . . . 10 ⊢ ((𝟭‘ℕ)‘𝐴) ∈ V |
| 15 | 14 | fvconst2 7210 | . . . . . . . . 9 ⊢ (𝑎 ∈ (0..^𝑆) → (((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎) = ((𝟭‘ℕ)‘𝐴)) |
| 16 | 15 | adantl 487 | . . . . . . . 8 ⊢ (((⊤ ∧ 𝑐 ∈ (ℕ(repr‘𝑆)𝑁)) ∧ 𝑎 ∈ (0..^𝑆)) → (((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎) = ((𝟭‘ℕ)‘𝐴)) |
| 17 | 16 | fveq1d 6887 | . . . . . . 7 ⊢ (((⊤ ∧ 𝑐 ∈ (ℕ(repr‘𝑆)𝑁)) ∧ 𝑎 ∈ (0..^𝑆)) → ((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)‘(𝑐‘𝑎)) = (((𝟭‘ℕ)‘𝐴)‘(𝑐‘𝑎))) |
| 18 | 17 | prodeq2dv 16095 | . . . . . 6 ⊢ ((⊤ ∧ 𝑐 ∈ (ℕ(repr‘𝑆)𝑁)) → ∏𝑎 ∈ (0..^𝑆)((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)‘(𝑐‘𝑎)) = ∏𝑎 ∈ (0..^𝑆)(((𝟭‘ℕ)‘𝐴)‘(𝑐‘𝑎))) |
| 19 | 18 | sumeq2dv 15874 | . . . . 5 ⊢ (⊤ → Σ𝑐 ∈ (ℕ(repr‘𝑆)𝑁)∏𝑎 ∈ (0..^𝑆)((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)‘(𝑐‘𝑎)) = Σ𝑐 ∈ (ℕ(repr‘𝑆)𝑁)∏𝑎 ∈ (0..^𝑆)(((𝟭‘ℕ)‘𝐴)‘(𝑐‘𝑎))) |
| 20 | 3 | a1i 11 | . . . . . 6 ⊢ (⊤ → 𝐴 ⊆ ℕ) |
| 21 | circlemethnat.n | . . . . . . 7 ⊢ 𝑁 ∈ ℕ0 | |
| 22 | 21 | a1i 11 | . . . . . 6 ⊢ (⊤ → 𝑁 ∈ ℕ0) |
| 23 | circlemethnat.s | . . . . . . . 8 ⊢ 𝑆 ∈ ℕ | |
| 24 | 23 | a1i 11 | . . . . . . 7 ⊢ (⊤ → 𝑆 ∈ ℕ) |
| 25 | 24 | nnnn0d 12670 | . . . . . 6 ⊢ (⊤ → 𝑆 ∈ ℕ0) |
| 26 | 20, 22, 25 | hashrepr 35300 | . . . . 5 ⊢ (⊤ → (♯‘(𝐴(repr‘𝑆)𝑁)) = Σ𝑐 ∈ (ℕ(repr‘𝑆)𝑁)∏𝑎 ∈ (0..^𝑆)(((𝟭‘ℕ)‘𝐴)‘(𝑐‘𝑎))) |
| 27 | 19, 26 | eqtr4d 2798 | . . . 4 ⊢ (⊤ → Σ𝑐 ∈ (ℕ(repr‘𝑆)𝑁)∏𝑎 ∈ (0..^𝑆)((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)‘(𝑐‘𝑎)) = (♯‘(𝐴(repr‘𝑆)𝑁))) |
| 28 | 1, 27 | eqtr4id 2814 | . . 3 ⊢ (⊤ → 𝑅 = Σ𝑐 ∈ (ℕ(repr‘𝑆)𝑁)∏𝑎 ∈ (0..^𝑆)((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)‘(𝑐‘𝑎))) |
| 29 | 13 | fconst6 6772 | . . . . 5 ⊢ ((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)}):(0..^𝑆)⟶(ℂ ↑m ℕ) |
| 30 | 29 | a1i 11 | . . . 4 ⊢ (⊤ → ((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)}):(0..^𝑆)⟶(ℂ ↑m ℕ)) |
| 31 | 22, 24, 30 | circlemeth 35315 | . . 3 ⊢ (⊤ → Σ𝑐 ∈ (ℕ(repr‘𝑆)𝑁)∏𝑎 ∈ (0..^𝑆)((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)‘(𝑐‘𝑎)) = ∫(0(,)1)(∏𝑎 ∈ (0..^𝑆)(((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)vts𝑁)‘𝑥) · (exp‘((i · (2 · π)) · ( -𝑁 · 𝑥)))) d𝑥) |
| 32 | fzofi 14120 | . . . . . . . 8 ⊢ (0..^𝑆) ∈ Fin | |
| 33 | 32 | a1i 11 | . . . . . . 7 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → (0..^𝑆) ∈ Fin) |
| 34 | circlemethnat.f | . . . . . . . 8 ⊢ 𝐹 = ((((𝟭‘ℕ)‘𝐴)vts𝑁)‘𝑥) | |
| 35 | 21 | a1i 11 | . . . . . . . . 9 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → 𝑁 ∈ ℕ0) |
| 36 | ioossre 13541 | . . . . . . . . . . . 12 ⊢ (0(,)1) ⊆ ℝ | |
| 37 | 36, 7 | sstri 3917 | . . . . . . . . . . 11 ⊢ (0(,)1) ⊆ ℂ |
| 38 | 37 | a1i 11 | . . . . . . . . . 10 ⊢ (⊤ → (0(,)1) ⊆ ℂ) |
| 39 | 38 | sselda 3908 | . . . . . . . . 9 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → 𝑥 ∈ ℂ) |
| 40 | 10 | a1i 11 | . . . . . . . . 9 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → ((𝟭‘ℕ)‘𝐴):ℕ⟶ℂ) |
| 41 | 35, 39, 40 | vtscl 35313 | . . . . . . . 8 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → ((((𝟭‘ℕ)‘𝐴)vts𝑁)‘𝑥) ∈ ℂ) |
| 42 | 34, 41 | eqeltrid 2864 | . . . . . . 7 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → 𝐹 ∈ ℂ) |
| 43 | fprodconst 16150 | . . . . . . 7 ⊢ (((0..^𝑆) ∈ Fin ∧ 𝐹 ∈ ℂ) → ∏𝑎 ∈ (0..^𝑆)𝐹 = (𝐹↑(♯‘(0..^𝑆)))) | |
| 44 | 33, 42, 43 | syl2anc 596 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → ∏𝑎 ∈ (0..^𝑆)𝐹 = (𝐹↑(♯‘(0..^𝑆)))) |
| 45 | 15 | adantl 487 | . . . . . . . . . 10 ⊢ (((⊤ ∧ 𝑥 ∈ (0(,)1)) ∧ 𝑎 ∈ (0..^𝑆)) → (((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎) = ((𝟭‘ℕ)‘𝐴)) |
| 46 | 45 | oveq1d 7435 | . . . . . . . . 9 ⊢ (((⊤ ∧ 𝑥 ∈ (0(,)1)) ∧ 𝑎 ∈ (0..^𝑆)) → ((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)vts𝑁) = (((𝟭‘ℕ)‘𝐴)vts𝑁)) |
| 47 | 46 | fveq1d 6887 | . . . . . . . 8 ⊢ (((⊤ ∧ 𝑥 ∈ (0(,)1)) ∧ 𝑎 ∈ (0..^𝑆)) → (((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)vts𝑁)‘𝑥) = ((((𝟭‘ℕ)‘𝐴)vts𝑁)‘𝑥)) |
| 48 | 34, 47 | eqtr4id 2814 | . . . . . . 7 ⊢ (((⊤ ∧ 𝑥 ∈ (0(,)1)) ∧ 𝑎 ∈ (0..^𝑆)) → 𝐹 = (((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)vts𝑁)‘𝑥)) |
| 49 | 48 | prodeq2dv 16095 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → ∏𝑎 ∈ (0..^𝑆)𝐹 = ∏𝑎 ∈ (0..^𝑆)(((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)vts𝑁)‘𝑥)) |
| 50 | 25 | adantr 486 | . . . . . . . 8 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → 𝑆 ∈ ℕ0) |
| 51 | hashfzo0 14578 | . . . . . . . 8 ⊢ (𝑆 ∈ ℕ0 → (♯‘(0..^𝑆)) = 𝑆) | |
| 52 | 50, 51 | syl 18 | . . . . . . 7 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → (♯‘(0..^𝑆)) = 𝑆) |
| 53 | 52 | oveq2d 7436 | . . . . . 6 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → (𝐹↑(♯‘(0..^𝑆))) = (𝐹↑𝑆)) |
| 54 | 44, 49, 53 | 3eqtr3d 2803 | . . . . 5 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → ∏𝑎 ∈ (0..^𝑆)(((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)vts𝑁)‘𝑥) = (𝐹↑𝑆)) |
| 55 | 54 | oveq1d 7435 | . . . 4 ⊢ ((⊤ ∧ 𝑥 ∈ (0(,)1)) → (∏𝑎 ∈ (0..^𝑆)(((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)vts𝑁)‘𝑥) · (exp‘((i · (2 · π)) · ( -𝑁 · 𝑥)))) = ((𝐹↑𝑆) · (exp‘((i · (2 · π)) · ( -𝑁 · 𝑥))))) |
| 56 | 55 | itgeq2dv 26107 | . . 3 ⊢ (⊤ → ∫(0(,)1)(∏𝑎 ∈ (0..^𝑆)(((((0..^𝑆) × {((𝟭‘ℕ)‘𝐴)})‘𝑎)vts𝑁)‘𝑥) · (exp‘((i · (2 · π)) · ( -𝑁 · 𝑥)))) d𝑥 = ∫(0(,)1)((𝐹↑𝑆) · (exp‘((i · (2 · π)) · ( -𝑁 · 𝑥)))) d𝑥) |
| 57 | 28, 31, 56 | 3eqtrd 2799 | . 2 ⊢ (⊤ → 𝑅 = ∫(0(,)1)((𝐹↑𝑆) · (exp‘((i · (2 · π)) · ( -𝑁 · 𝑥)))) d𝑥) |
| 58 | 57 | mptru 1576 | 1 ⊢ 𝑅 = ∫(0(,)1)((𝐹↑𝑆) · (exp‘((i · (2 · π)) · ( -𝑁 · 𝑥)))) d𝑥 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∧ wa 401 = wceq 1569 ⊤wtru 1570 ∈ wcel 2144 Vcvv 3450 ⊆ wss 3895 {csn 4584 {cpr 4586 × cxp 5648 ⟶wf 6534 ‘cfv 6538 (class class class)co 7420 ↑m cmap 8850 Fincfn 8976 ℂcc 11201 ℝcr 11202 0cc0 11203 1c1 11204 ici 11205 · cmul 11208 -cneg 11545 𝟭cind 12323 ℕcn 12338 2c2 12400 ℕ0cn0 12609 (,)cioo 13479 ..^cfzo 13791 ↑cexp 14207 ♯chash 14477 Σcsu 15858 ∏cprod 16077 expce 16232 πcpi 16237 ∫citg 25944 reprcrepr 35283 vtscvts 35310 |
| 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 7751 ax-inf2 9645 ax-cc 10516 ax-cnex 11259 ax-resscn 11260 ax-1cn 11261 ax-icn 11262 ax-addcl 11263 ax-addrcl 11264 ax-mulcl 11265 ax-mulrcl 11266 ax-mulcom 11267 ax-addass 11268 ax-mulass 11269 ax-distr 11270 ax-i2m1 11271 ax-1ne0 11272 ax-1rid 11273 ax-rnegex 11274 ax-rrecex 11275 ax-cnre 11276 ax-pre-lttri 11277 ax-pre-lttrn 11278 ax-pre-ltadd 11279 ax-pre-mulgt0 11280 ax-pre-sup 11281 ax-addf 11282 |
| 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-symdif 4198 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-iin 4953 df-disj 5070 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 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-isom 6547 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-of 7693 df-ofr 7694 df-om 7878 df-1st 8001 df-2nd 8002 df-supp 8180 df-frecs 8302 df-wrecs 8333 df-recs 8382 df-rdg 8421 df-1o 8479 df-2o 8480 df-oadd 8483 df-omul 8484 df-er 8720 df-map 8852 df-pm 8853 df-ixp 8929 df-en 8977 df-dom 8978 df-sdom 8979 df-fin 8980 df-fsupp 9357 df-fi 9406 df-sup 9437 df-inf 9438 df-oi 9507 df-dju 9985 df-card 10023 df-acn 10026 df-pnf 11348 df-mnf 11349 df-xr 11350 df-ltxr 11351 df-le 11352 df-sub 11546 df-neg 11547 df-div 11977 df-ind 12324 df-nn 12339 df-2 12408 df-3 12409 df-4 12410 df-5 12411 df-6 12412 df-7 12413 df-8 12414 df-9 12415 df-n0 12610 df-z 12697 df-dec 12818 df-uz 12969 df-q 13079 df-rp 13124 df-xneg 13244 df-xadd 13245 df-xmul 13246 df-ioo 13483 df-ioc 13484 df-ico 13485 df-icc 13486 df-fz 13643 df-fzo 13792 df-fl 13935 df-mod 14013 df-seq 14148 df-exp 14208 df-fac 14421 df-bc 14450 df-hash 14478 df-shft 15225 df-cj 15271 df-re 15272 df-im 15273 df-sqrt 15407 df-abs 15408 df-limsup 15643 df-clim 15660 df-rlim 15661 df-sum 15859 df-prod 16078 df-ef 16238 df-sin 16240 df-cos 16241 df-pi 16243 df-struct 17330 df-sets 17347 df-slot 17365 df-ndx 17377 df-base 17393 df-ress 17414 df-plusg 17446 df-mulr 17447 df-starv 17448 df-sca 17449 df-vsca 17450 df-ip 17451 df-tset 17452 df-ple 17453 df-ds 17455 df-unif 17456 df-hom 17457 df-cco 17458 df-rest 17598 df-topn 17599 df-0g 17617 df-gsum 17618 df-topgen 17619 df-pt 17620 df-prds 17623 df-xrs 17679 df-qtop 17684 df-imas 17685 df-xps 17687 df-mre 17761 df-mrc 17762 df-acs 17764 df-mgm 18821 df-sgrp 18913 df-mnd 18929 df-submnd 18984 df-mulg 19283 df-cntz 19536 df-cmn 20001 df-psmet 21675 df-xmet 21676 df-met 21677 df-bl 21678 df-mopn 21679 df-fbas 21680 df-fg 21681 df-cnfld 21684 df-top 23217 df-topon 23234 df-topsp 23256 df-bases 23269 df-cld 23342 df-ntr 23343 df-cls 23344 df-nei 23421 df-lp 23459 df-perf 23460 df-cn 23550 df-cnp 23551 df-haus 23638 df-cmp 23710 df-tx 23886 df-hmeo 24079 df-fil 24170 df-fm 24262 df-flim 24263 df-flf 24264 df-xms 24644 df-ms 24645 df-tms 24646 df-cncf 25204 df-ovol 25790 df-vol 25791 df-mbf 25945 df-itg1 25946 df-itg2 25947 df-ibl 25948 df-itg 25949 df-0p 25996 df-limc 26191 df-dv 26192 df-repr 35284 df-vts 35311 |
| This theorem is used by: (None) |
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