lcmineqlem17 - Mathbox for metakunt

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Theorem lcmineqlem17 42336

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 12422	. . . . . 6 ⊢ 2 ∈ ℕ₀
2	1	a1i 11	. . . . 5 ⊢ (𝜑 → 2 ∈ ℕ₀)
3		lcmineqlem17.1	. . . . 5 ⊢ (𝜑 → 𝑁 ∈ ℕ₀)
4	2, 3	nn0mulcld 12471	. . . 4 ⊢ (𝜑 → (2 · 𝑁) ∈ ℕ₀)
5		binom11 15759	. . . 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 13900	. . . 4 ⊢ (𝜑 → (0...(2 · 𝑁)) ∈ Fin)
8	4	adantr 480	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → (2 · 𝑁) ∈ ℕ₀)
9		elfzelz 13444	. . . . . . . 8 ⊢ (𝑘 ∈ (0...(2 · 𝑁)) → 𝑘 ∈ ℤ)
10	9	adantl 481	. . . . . . 7 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → 𝑘 ∈ ℤ)
11	8, 10	jca 511	. . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → ((2 · 𝑁) ∈ ℕ₀ ∧ 𝑘 ∈ ℤ))
12		bccl 14249	. . . . . 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 12467	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → ((2 · 𝑁)C𝑘) ∈ ℝ)
15	3	nn0zd 12517	. . . . . . 7 ⊢ (𝜑 → 𝑁 ∈ ℤ)
16		bccl 14249	. . . . . . 7 ⊢ (((2 · 𝑁) ∈ ℕ₀ ∧ 𝑁 ∈ ℤ) → ((2 · 𝑁)C𝑁) ∈ ℕ₀)
17	4, 15, 16	syl2anc 585	. . . . . 6 ⊢ (𝜑 → ((2 · 𝑁)C𝑁) ∈ ℕ₀)
18	17	nn0red 12467	. . . . 5 ⊢ (𝜑 → ((2 · 𝑁)C𝑁) ∈ ℝ)
19	18	adantr 480	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → ((2 · 𝑁)C𝑁) ∈ ℝ)
20		bcmax 27249	. . . . 5 ⊢ ((𝑁 ∈ ℕ₀ ∧ 𝑘 ∈ ℤ) → ((2 · 𝑁)C𝑘) ≤ ((2 · 𝑁)C𝑁))
21	3, 9, 20	syl2an 597	. . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (0...(2 · 𝑁))) → ((2 · 𝑁)C𝑘) ≤ ((2 · 𝑁)C𝑁))
22	7, 14, 19, 21	fsumle 15726	. . 3 ⊢ (𝜑 → Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑘) ≤ Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑁))
23	6, 22	eqbrtrd 5121	. 2 ⊢ (𝜑 → (2↑(2 · 𝑁)) ≤ Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑁))
24	17	nn0cnd 12468	. . . 4 ⊢ (𝜑 → ((2 · 𝑁)C𝑁) ∈ ℂ)
25		fsumconst 15717	. . . 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 585	. . 3 ⊢ (𝜑 → Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑁) = ((♯‘(0...(2 · 𝑁))) · ((2 · 𝑁)C𝑁)))
27		hashfz0 14359	. . . . 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 7375	. . 3 ⊢ (𝜑 → ((♯‘(0...(2 · 𝑁))) · ((2 · 𝑁)C𝑁)) = (((2 · 𝑁) + 1) · ((2 · 𝑁)C𝑁)))
30	26, 29	eqtrd 2772	. 2 ⊢ (𝜑 → Σ𝑘 ∈ (0...(2 · 𝑁))((2 · 𝑁)C𝑁) = (((2 · 𝑁) + 1) · ((2 · 𝑁)C𝑁)))
31	23, 30	breqtrd 5125	1 ⊢ (𝜑 → (2↑(2 · 𝑁)) ≤ (((2 · 𝑁) + 1) · ((2 · 𝑁)C𝑁)))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 class class class wbr 5099 ‘cfv 6493 (class class class)co 7360 Fincfn 8887 ℂcc 11028 ℝcr 11029 0cc0 11030 1c1 11031 + caddc 11033 · cmul 11035 ≤ cle 11171 2c2 12204 ℕ₀cn0 12405 ℤcz 12492 ...cfz 13427 ↑cexp 13988 Ccbc 14229 ♯chash 14257 Σcsu 15613

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-inf2 9554 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 ax-pre-sup 11108

This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-int 4904 df-iun 4949 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-se 5579 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-isom 6502 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-om 7811 df-1st 7935 df-2nd 7936 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-er 8637 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-sup 9349 df-oi 9419 df-card 9855 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-div 11799 df-nn 12150 df-2 12212 df-3 12213 df-n0 12406 df-z 12493 df-uz 12756 df-rp 12910 df-ico 13271 df-fz 13428 df-fzo 13575 df-seq 13929 df-exp 13989 df-fac 14201 df-bc 14230 df-hash 14258 df-cj 15026 df-re 15027 df-im 15028 df-sqrt 15162 df-abs 15163 df-clim 15415 df-sum 15614

This theorem is referenced by: lcmineqlem20 42339

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