lcmineqlem17 - Mathbox for metakunt

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Theorem lcmineqlem17 42622

Description: Inequality of 2^{2n}. (Contributed by metakunt, 29-Apr-2024.)

**Hypothesis**
Ref	Expression
lcmineqlem17.1	⊢ (𝜑 → 𝑁 ∈ ℕ₀)

**Assertion**
Ref	Expression
lcmineqlem17	⊢ (𝜑 → (2↑(2 · 𝑁)) ≤ (((2 · 𝑁) + 1) · ((2 · 𝑁)C𝑁)))

Proof of Theorem lcmineqlem17 Dummy variable 𝑘 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		2nn0 12491	. . . . . 6 ⊢ 2 ∈ ℕ₀
2	1	a1i 11	. . . . 5 ⊢ (𝜑 → 2 ∈ ℕ₀)
3		lcmineqlem17.1	. . . . 5 ⊢ (𝜑 → 𝑁 ∈ ℕ₀)
4	2, 3	nn0mulcld 12540	. . . 4 ⊢ (𝜑 → (2 · 𝑁) ∈ ℕ₀)
5		binom11 15852	. . . 4 ⊢ ((2 · 𝑁) ∈ ℕ₀ → (2↑(2 · 𝑁)) = Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑘))
6	4, 5	syl 17	. . 3 ⊢ (𝜑 → (2↑(2 · 𝑁)) = Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑘))
7		fzfid 13979	. . . 4 ⊢ (𝜑 → (0...(2 · 𝑁)) ∈ Fin)
8	4	adantr 484	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → (2 · 𝑁) ∈ ℕ₀)
9		elfzelz 13522	. . . . . . . 8 ⊢ (𝑘 ∈ (0...(2 · 𝑁)) → 𝑘 ∈ ℤ)
10	9	adantl 485	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → 𝑘 ∈ ℤ)
11	8, 10	jca 519	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → ((2 · 𝑁) ∈ ℕ₀ ∧ 𝑘 ∈ ℤ))
12		bccl 14328	. . . . . 6 ⊢ (((2 · 𝑁) ∈ ℕ₀ ∧ 𝑘 ∈ ℤ) → ((2 · 𝑁)C𝑘) ∈ ℕ₀)
13	11, 12	syl 17	. . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → ((2 · 𝑁)C𝑘) ∈ ℕ₀)
14	13	nn0red 12536	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → ((2 · 𝑁)C𝑘) ∈ ℝ)
15	3	nn0zd 12586	. . . . . . 7 ⊢ (𝜑 → 𝑁 ∈ ℤ)
16		bccl 14328	. . . . . . 7 ⊢ (((2 · 𝑁) ∈ ℕ₀ ∧ 𝑁 ∈ ℤ) → ((2 · 𝑁)C𝑁) ∈ ℕ₀)
17	4, 15, 16	syl2anc 593	. . . . . 6 ⊢ (𝜑 → ((2 · 𝑁)C𝑁) ∈ ℕ₀)
18	17	nn0red 12536	. . . . 5 ⊢ (𝜑 → ((2 · 𝑁)C𝑁) ∈ ℝ)
19	18	adantr 484	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → ((2 · 𝑁)C𝑁) ∈ ℝ)
20		bcmax 27329	. . . . 5 ⊢ ((𝑁 ∈ ℕ₀ ∧ 𝑘 ∈ ℤ) → ((2 · 𝑁)C𝑘) ≤ ((2 · 𝑁)C𝑁))
21	3, 9, 20	syl2an 605	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → ((2 · 𝑁)C𝑘) ≤ ((2 · 𝑁)C𝑁))
22	7, 14, 19, 21	fsumle 15817	. . 3 ⊢ (𝜑 → Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑘) ≤ Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑁))
23	6, 22	eqbrtrd 5119	. 2 ⊢ (𝜑 → (2↑(2 · 𝑁)) ≤ Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑁))
24	17	nn0cnd 12537	. . . 4 ⊢ (𝜑 → ((2 · 𝑁)C𝑁) ∈ ℂ)
25		fsumconst 15807	. . . 4 ⊢ (((0...(2 · 𝑁)) ∈ Fin ∧ ((2 · 𝑁)C𝑁) ∈ ℂ) → Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑁) = ((♯‘(0...(2 · 𝑁))) · ((2 · 𝑁)C𝑁)))
26	7, 24, 25	syl2anc 593	. . 3 ⊢ (𝜑 → Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑁) = ((♯‘(0...(2 · 𝑁))) · ((2 · 𝑁)C𝑁)))
27		hashfz0 14438	. . . . 5 ⊢ ((2 · 𝑁) ∈ ℕ₀ → (♯‘(0...(2 · 𝑁))) = ((2 · 𝑁) + 1))
28	4, 27	syl 17	. . . 4 ⊢ (𝜑 → (♯‘(0...(2 · 𝑁))) = ((2 · 𝑁) + 1))
29	28	oveq1d 7405	. . 3 ⊢ (𝜑 → ((♯‘(0...(2 · 𝑁))) · ((2 · 𝑁)C𝑁)) = (((2 · 𝑁) + 1) · ((2 · 𝑁)C𝑁)))
30	26, 29	eqtrd 2796	. 2 ⊢ (𝜑 → Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑁) = (((2 · 𝑁) + 1) · ((2 · 𝑁)C𝑁)))
31	23, 30	breqtrd 5123	1 ⊢ (𝜑 → (2↑(2 · 𝑁)) ≤ (((2 · 𝑁) + 1) · ((2 · 𝑁)C𝑁)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 399 = wceq 1559 ∈ wcel 2141 class class class wbr 5097 ‘cfv 6515 (class class class)co 7390 Fincfn 8920 ℂcc 11064 ℝcr 11065 0cc0 11066 1c1 11067 + caddc 11069 · cmul 11071 ≤ cle 11210 2c2 12265 ℕ₀cn0 12474 ℤcz 12561 ...cfz 13505 ↑cexp 14067 Ccbc 14308 ♯chash 14336 Σcsu 15703

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5224 ax-sep 5243 ax-nul 5253 ax-pow 5319 ax-pr 5387 ax-un 7712 ax-inf2 9589 ax-cnex 11122 ax-resscn 11123 ax-1cn 11124 ax-icn 11125 ax-addcl 11126 ax-addrcl 11127 ax-mulcl 11128 ax-mulrcl 11129 ax-mulcom 11130 ax-addass 11131 ax-mulass 11132 ax-distr 11133 ax-i2m1 11134 ax-1ne0 11135 ax-1rid 11136 ax-rnegex 11137 ax-rrecex 11138 ax-cnre 11139 ax-pre-lttri 11140 ax-pre-lttrn 11141 ax-pre-ltadd 11142 ax-pre-mulgt0 11143 ax-pre-sup 11144

This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-int 4903 df-iun 4948 df-br 5098 df-opab 5160 df-mpt 5179 df-tr 5205 df-id 5538 df-eprel 5543 df-po 5551 df-so 5552 df-fr 5596 df-se 5597 df-we 5598 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-pred 6282 df-ord 6343 df-on 6344 df-lim 6345 df-suc 6346 df-iota 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-isom 6524 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-om 7841 df-1st 7964 df-2nd 7965 df-frecs 8255 df-wrecs 8286 df-recs 8335 df-rdg 8374 df-1o 8430 df-er 8671 df-en 8921 df-dom 8922 df-sdom 8923 df-fin 8924 df-sup 9381 df-oi 9451 df-card 9890 df-pnf 11211 df-mnf 11212 df-xr 11213 df-ltxr 11214 df-le 11215 df-sub 11409 df-neg 11410 df-div 11838 df-nn 12204 df-2 12273 df-3 12274 df-n0 12475 df-z 12562 df-uz 12833 df-rp 12987 df-ico 13348 df-fz 13506 df-fzo 13653 df-seq 14008 df-exp 14068 df-fac 14280 df-bc 14309 df-hash 14337 df-cj 15116 df-re 15117 df-im 15118 df-sqrt 15252 df-abs 15253 df-clim 15505 df-sum 15704

This theorem is referenced by: lcmineqlem20 42625

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