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Theorem sadcaddlem 16403

Description: Lemma for sadcadd 16404. (Contributed by Mario Carneiro, 8-Sep-2016.)

**Hypotheses**
Ref	Expression
sadval.a	⊢ (𝜑 → 𝐴 ⊆ ℕ₀)
sadval.b	⊢ (𝜑 → 𝐵 ⊆ ℕ₀)
sadval.c	⊢ 𝐶 = seq0((𝑐 ∈ 2_o, 𝑚 ∈ ℕ₀ ↦ if(cadd(𝑚 ∈ 𝐴, 𝑚 ∈ 𝐵, ∅ ∈ 𝑐), 1_o, ∅)), (𝑛 ∈ ℕ₀ ↦ if(𝑛 = 0, ∅, (𝑛 − 1))))
sadcp1.n	⊢ (𝜑 → 𝑁 ∈ ℕ₀)
sadcadd.k	⊢ 𝐾 = ^◡(bits ↾ ℕ₀)
sadcaddlem.1	⊢ (𝜑 → (∅ ∈ (𝐶‘𝑁) ↔ (2↑𝑁) ≤ ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁))))))

**Assertion**
Ref	Expression
sadcaddlem	⊢ (𝜑 → (∅ ∈ (𝐶‘(𝑁 + 1)) ↔ (2↑(𝑁 + 1)) ≤ ((𝐾‘(𝐴 ∩ (0..^(𝑁 + 1)))) + (𝐾‘(𝐵 ∩ (0..^(𝑁 + 1)))))))

Distinct variable groups: 𝑚,𝑐,𝑛 𝐴,𝑐,𝑚 𝐵,𝑐,𝑚 𝑛,𝑁 Allowed substitution hints: 𝜑(𝑚,𝑛,𝑐) 𝐴(𝑛) 𝐵(𝑛) 𝐶(𝑚,𝑛,𝑐) 𝐾(𝑚,𝑛,𝑐) 𝑁(𝑚,𝑐)

**Proof of Theorem sadcaddlem**
Step	Hyp	Ref	Expression
1		cad1 1617	. . . . 5 ⊢ (∅ ∈ (𝐶‘𝑁) → (cadd(𝑁 ∈ 𝐴, 𝑁 ∈ 𝐵, ∅ ∈ (𝐶‘𝑁)) ↔ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵)))
2	1	adantl 481	. . . 4 ⊢ ((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) → (cadd(𝑁 ∈ 𝐴, 𝑁 ∈ 𝐵, ∅ ∈ (𝐶‘𝑁)) ↔ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵)))
3		2nn 12235	. . . . . . . . . . 11 ⊢ 2 ∈ ℕ
4	3	a1i 11	. . . . . . . . . 10 ⊢ (𝜑 → 2 ∈ ℕ)
5		sadcp1.n	. . . . . . . . . 10 ⊢ (𝜑 → 𝑁 ∈ ℕ₀)
6	4, 5	nnexpcld 14186	. . . . . . . . 9 ⊢ (𝜑 → (2↑𝑁) ∈ ℕ)
7	6	nnred 12177	. . . . . . . 8 ⊢ (𝜑 → (2↑𝑁) ∈ ℝ)
8	7	ad2antrr 726	. . . . . . 7 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵)) → (2↑𝑁) ∈ ℝ)
9		inss1 4196	. . . . . . . . . . . . 13 ⊢ (𝐴 ∩ (0..^𝑁)) ⊆ 𝐴
10		sadval.a	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝐴 ⊆ ℕ₀)
11	9, 10	sstrid 3955	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐴 ∩ (0..^𝑁)) ⊆ ℕ₀)
12		fzofi 13915	. . . . . . . . . . . . . 14 ⊢ (0..^𝑁) ∈ Fin
13	12	a1i 11	. . . . . . . . . . . . 13 ⊢ (𝜑 → (0..^𝑁) ∈ Fin)
14		inss2 4197	. . . . . . . . . . . . 13 ⊢ (𝐴 ∩ (0..^𝑁)) ⊆ (0..^𝑁)
15		ssfi 9114	. . . . . . . . . . . . 13 ⊢ (((0..^𝑁) ∈ Fin ∧ (𝐴 ∩ (0..^𝑁)) ⊆ (0..^𝑁)) → (𝐴 ∩ (0..^𝑁)) ∈ Fin)
16	13, 14, 15	sylancl 586	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐴 ∩ (0..^𝑁)) ∈ Fin)
17		elfpw 9281	. . . . . . . . . . . 12 ⊢ ((𝐴 ∩ (0..^𝑁)) ∈ (𝒫 ℕ₀ ∩ Fin) ↔ ((𝐴 ∩ (0..^𝑁)) ⊆ ℕ₀ ∧ (𝐴 ∩ (0..^𝑁)) ∈ Fin))
18	11, 16, 17	sylanbrc 583	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐴 ∩ (0..^𝑁)) ∈ (𝒫 ℕ₀ ∩ Fin))
19		bitsf1o 16391	. . . . . . . . . . . . . . 15 ⊢ (bits ↾ ℕ₀):ℕ₀–1-1-onto→(𝒫 ℕ₀ ∩ Fin)
20		f1ocnv 6794	. . . . . . . . . . . . . . 15 ⊢ ((bits ↾ ℕ₀):ℕ₀–1-1-onto→(𝒫 ℕ₀ ∩ Fin) → ^◡(bits ↾ ℕ₀):(𝒫 ℕ₀ ∩ Fin)–1-1-onto→ℕ₀)
21	19, 20	ax-mp 5	. . . . . . . . . . . . . 14 ⊢ ^◡(bits ↾ ℕ₀):(𝒫 ℕ₀ ∩ Fin)–1-1-onto→ℕ₀
22		sadcadd.k	. . . . . . . . . . . . . . 15 ⊢ 𝐾 = ^◡(bits ↾ ℕ₀)
23		f1oeq1 6770	. . . . . . . . . . . . . . 15 ⊢ (𝐾 = ^◡(bits ↾ ℕ₀) → (𝐾:(𝒫 ℕ₀ ∩ Fin)–1-1-onto→ℕ₀ ↔ ^◡(bits ↾ ℕ₀):(𝒫 ℕ₀ ∩ Fin)–1-1-onto→ℕ₀))
24	22, 23	ax-mp 5	. . . . . . . . . . . . . 14 ⊢ (𝐾:(𝒫 ℕ₀ ∩ Fin)–1-1-onto→ℕ₀ ↔ ^◡(bits ↾ ℕ₀):(𝒫 ℕ₀ ∩ Fin)–1-1-onto→ℕ₀)
25	21, 24	mpbir 231	. . . . . . . . . . . . 13 ⊢ 𝐾:(𝒫 ℕ₀ ∩ Fin)–1-1-onto→ℕ₀
26		f1of 6782	. . . . . . . . . . . . 13 ⊢ (𝐾:(𝒫 ℕ₀ ∩ Fin)–1-1-onto→ℕ₀ → 𝐾:(𝒫 ℕ₀ ∩ Fin)⟶ℕ₀)
27	25, 26	ax-mp 5	. . . . . . . . . . . 12 ⊢ 𝐾:(𝒫 ℕ₀ ∩ Fin)⟶ℕ₀
28	27	ffvelcdmi 7037	. . . . . . . . . . 11 ⊢ ((𝐴 ∩ (0..^𝑁)) ∈ (𝒫 ℕ₀ ∩ Fin) → (𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ ℕ₀)
29	18, 28	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ ℕ₀)
30		inss1 4196	. . . . . . . . . . . . 13 ⊢ (𝐵 ∩ (0..^𝑁)) ⊆ 𝐵
31		sadval.b	. . . . . . . . . . . . 13 ⊢ (𝜑 → 𝐵 ⊆ ℕ₀)
32	30, 31	sstrid 3955	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐵 ∩ (0..^𝑁)) ⊆ ℕ₀)
33		inss2 4197	. . . . . . . . . . . . 13 ⊢ (𝐵 ∩ (0..^𝑁)) ⊆ (0..^𝑁)
34		ssfi 9114	. . . . . . . . . . . . 13 ⊢ (((0..^𝑁) ∈ Fin ∧ (𝐵 ∩ (0..^𝑁)) ⊆ (0..^𝑁)) → (𝐵 ∩ (0..^𝑁)) ∈ Fin)
35	13, 33, 34	sylancl 586	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐵 ∩ (0..^𝑁)) ∈ Fin)
36		elfpw 9281	. . . . . . . . . . . 12 ⊢ ((𝐵 ∩ (0..^𝑁)) ∈ (𝒫 ℕ₀ ∩ Fin) ↔ ((𝐵 ∩ (0..^𝑁)) ⊆ ℕ₀ ∧ (𝐵 ∩ (0..^𝑁)) ∈ Fin))
37	32, 35, 36	sylanbrc 583	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐵 ∩ (0..^𝑁)) ∈ (𝒫 ℕ₀ ∩ Fin))
38	27	ffvelcdmi 7037	. . . . . . . . . . 11 ⊢ ((𝐵 ∩ (0..^𝑁)) ∈ (𝒫 ℕ₀ ∩ Fin) → (𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ ℕ₀)
39	37, 38	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ ℕ₀)
40	29, 39	nn0addcld 12483	. . . . . . . . 9 ⊢ (𝜑 → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) ∈ ℕ₀)
41	40	nn0red 12480	. . . . . . . 8 ⊢ (𝜑 → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) ∈ ℝ)
42	41	ad2antrr 726	. . . . . . 7 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵)) → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) ∈ ℝ)
43		2nn0 12435	. . . . . . . . . . . . 13 ⊢ 2 ∈ ℕ₀
44	43	a1i 11	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑁 ∈ 𝐴) → 2 ∈ ℕ₀)
45	5	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑁 ∈ 𝐴) → 𝑁 ∈ ℕ₀)
46	44, 45	nn0expcld 14187	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑁 ∈ 𝐴) → (2↑𝑁) ∈ ℕ₀)
47		0nn0 12433	. . . . . . . . . . . 12 ⊢ 0 ∈ ℕ₀
48	47	a1i 11	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ ¬ 𝑁 ∈ 𝐴) → 0 ∈ ℕ₀)
49	46, 48	ifclda 4520	. . . . . . . . . 10 ⊢ (𝜑 → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ∈ ℕ₀)
50	43	a1i 11	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑁 ∈ 𝐵) → 2 ∈ ℕ₀)
51	5	adantr 480	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 𝑁 ∈ 𝐵) → 𝑁 ∈ ℕ₀)
52	50, 51	nn0expcld 14187	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑁 ∈ 𝐵) → (2↑𝑁) ∈ ℕ₀)
53	47	a1i 11	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ ¬ 𝑁 ∈ 𝐵) → 0 ∈ ℕ₀)
54	52, 53	ifclda 4520	. . . . . . . . . 10 ⊢ (𝜑 → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ∈ ℕ₀)
55	49, 54	nn0addcld 12483	. . . . . . . . 9 ⊢ (𝜑 → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ∈ ℕ₀)
56	55	nn0red 12480	. . . . . . . 8 ⊢ (𝜑 → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ∈ ℝ)
57	56	ad2antrr 726	. . . . . . 7 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵)) → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ∈ ℝ)
58		sadcaddlem.1	. . . . . . . . 9 ⊢ (𝜑 → (∅ ∈ (𝐶‘𝑁) ↔ (2↑𝑁) ≤ ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁))))))
59	58	biimpa 476	. . . . . . . 8 ⊢ ((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) → (2↑𝑁) ≤ ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))))
60	59	adantr 480	. . . . . . 7 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵)) → (2↑𝑁) ≤ ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))))
61	6	nnnn0d 12479	. . . . . . . . . . . . 13 ⊢ (𝜑 → (2↑𝑁) ∈ ℕ₀)
62		ifcl 4530	. . . . . . . . . . . . 13 ⊢ (((2↑𝑁) ∈ ℕ₀ ∧ 0 ∈ ℕ₀) → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ∈ ℕ₀)
63	61, 47, 62	sylancl 586	. . . . . . . . . . . 12 ⊢ (𝜑 → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ∈ ℕ₀)
64	63	nn0ge0d 12482	. . . . . . . . . . 11 ⊢ (𝜑 → 0 ≤ if(𝑁 ∈ 𝐵, (2↑𝑁), 0))
65	7	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑁 ∈ 𝐵) → (2↑𝑁) ∈ ℝ)
66		0red 11153	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ ¬ 𝑁 ∈ 𝐵) → 0 ∈ ℝ)
67	65, 66	ifclda 4520	. . . . . . . . . . . 12 ⊢ (𝜑 → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ∈ ℝ)
68	7, 67	addge01d 11742	. . . . . . . . . . 11 ⊢ (𝜑 → (0 ≤ if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ↔ (2↑𝑁) ≤ ((2↑𝑁) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))))
69	64, 68	mpbid 232	. . . . . . . . . 10 ⊢ (𝜑 → (2↑𝑁) ≤ ((2↑𝑁) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))
70	69	ad2antrr 726	. . . . . . . . 9 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ 𝑁 ∈ 𝐴) → (2↑𝑁) ≤ ((2↑𝑁) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))
71		iftrue 4490	. . . . . . . . . . 11 ⊢ (𝑁 ∈ 𝐴 → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) = (2↑𝑁))
72	71	adantl 481	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ 𝑁 ∈ 𝐴) → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) = (2↑𝑁))
73	72	oveq1d 7384	. . . . . . . . 9 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ 𝑁 ∈ 𝐴) → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) = ((2↑𝑁) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))
74	70, 73	breqtrrd 5130	. . . . . . . 8 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ 𝑁 ∈ 𝐴) → (2↑𝑁) ≤ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))
75		ifcl 4530	. . . . . . . . . . . . 13 ⊢ (((2↑𝑁) ∈ ℕ₀ ∧ 0 ∈ ℕ₀) → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ∈ ℕ₀)
76	61, 47, 75	sylancl 586	. . . . . . . . . . . 12 ⊢ (𝜑 → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ∈ ℕ₀)
77	76	nn0ge0d 12482	. . . . . . . . . . 11 ⊢ (𝜑 → 0 ≤ if(𝑁 ∈ 𝐴, (2↑𝑁), 0))
78	7	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 𝑁 ∈ 𝐴) → (2↑𝑁) ∈ ℝ)
79		0red 11153	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ ¬ 𝑁 ∈ 𝐴) → 0 ∈ ℝ)
80	78, 79	ifclda 4520	. . . . . . . . . . . 12 ⊢ (𝜑 → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ∈ ℝ)
81	7, 80	addge02d 11743	. . . . . . . . . . 11 ⊢ (𝜑 → (0 ≤ if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ↔ (2↑𝑁) ≤ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + (2↑𝑁))))
82	77, 81	mpbid 232	. . . . . . . . . 10 ⊢ (𝜑 → (2↑𝑁) ≤ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + (2↑𝑁)))
83	82	ad2antrr 726	. . . . . . . . 9 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ 𝑁 ∈ 𝐵) → (2↑𝑁) ≤ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + (2↑𝑁)))
84		iftrue 4490	. . . . . . . . . . 11 ⊢ (𝑁 ∈ 𝐵 → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) = (2↑𝑁))
85	84	adantl 481	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ 𝑁 ∈ 𝐵) → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) = (2↑𝑁))
86	85	oveq2d 7385	. . . . . . . . 9 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ 𝑁 ∈ 𝐵) → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) = (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + (2↑𝑁)))
87	83, 86	breqtrrd 5130	. . . . . . . 8 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ 𝑁 ∈ 𝐵) → (2↑𝑁) ≤ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))
88	74, 87	jaodan 959	. . . . . . 7 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵)) → (2↑𝑁) ≤ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))
89	8, 8, 42, 57, 60, 88	le2addd 11773	. . . . . 6 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵)) → ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))))
90	89	ex 412	. . . . 5 ⊢ ((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) → ((𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵) → ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
91		ioran 985	. . . . . 6 ⊢ (¬ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵) ↔ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵))
92		iffalse 4493	. . . . . . . . . . . . . 14 ⊢ (¬ 𝑁 ∈ 𝐴 → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) = 0)
93	92	ad2antrl 728	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) = 0)
94		iffalse 4493	. . . . . . . . . . . . . 14 ⊢ (¬ 𝑁 ∈ 𝐵 → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) = 0)
95	94	ad2antll 729	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) = 0)
96	93, 95	oveq12d 7387	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) = (0 + 0))
97		00id 11325	. . . . . . . . . . . 12 ⊢ (0 + 0) = 0
98	96, 97	eqtrdi 2780	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) = 0)
99	98	oveq2d 7385	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) = (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + 0))
100	29	nn0red 12480	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ ℝ)
101	100	ad2antrr 726	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ ℝ)
102	39	nn0red 12480	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ ℝ)
103	102	ad2antrr 726	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ ℝ)
104	101, 103	readdcld 11179	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) ∈ ℝ)
105	104	recnd 11178	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) ∈ ℂ)
106	105	addridd 11350	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + 0) = ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))))
107	99, 106	eqtrd 2764	. . . . . . . . 9 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) = ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))))
108	22	fveq1i 6841	. . . . . . . . . . . . . . . 16 ⊢ (𝐾‘(𝐴 ∩ (0..^𝑁))) = (^◡(bits ↾ ℕ₀)‘(𝐴 ∩ (0..^𝑁)))
109	108	fveq2i 6843	. . . . . . . . . . . . . . 15 ⊢ ((bits ↾ ℕ₀)‘(𝐾‘(𝐴 ∩ (0..^𝑁)))) = ((bits ↾ ℕ₀)‘(^◡(bits ↾ ℕ₀)‘(𝐴 ∩ (0..^𝑁))))
110	29	fvresd 6860	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → ((bits ↾ ℕ₀)‘(𝐾‘(𝐴 ∩ (0..^𝑁)))) = (bits‘(𝐾‘(𝐴 ∩ (0..^𝑁)))))
111		f1ocnvfv2 7234	. . . . . . . . . . . . . . . 16 ⊢ (((bits ↾ ℕ₀):ℕ₀–1-1-onto→(𝒫 ℕ₀ ∩ Fin) ∧ (𝐴 ∩ (0..^𝑁)) ∈ (𝒫 ℕ₀ ∩ Fin)) → ((bits ↾ ℕ₀)‘(^◡(bits ↾ ℕ₀)‘(𝐴 ∩ (0..^𝑁)))) = (𝐴 ∩ (0..^𝑁)))
112	19, 18, 111	sylancr 587	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → ((bits ↾ ℕ₀)‘(^◡(bits ↾ ℕ₀)‘(𝐴 ∩ (0..^𝑁)))) = (𝐴 ∩ (0..^𝑁)))
113	109, 110, 112	3eqtr3a 2788	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (bits‘(𝐾‘(𝐴 ∩ (0..^𝑁)))) = (𝐴 ∩ (0..^𝑁)))
114	113, 14	eqsstrdi 3988	. . . . . . . . . . . . 13 ⊢ (𝜑 → (bits‘(𝐾‘(𝐴 ∩ (0..^𝑁)))) ⊆ (0..^𝑁))
115	29	nn0zd 12531	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ ℤ)
116		bitsfzo 16381	. . . . . . . . . . . . . 14 ⊢ (((𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ ℤ ∧ 𝑁 ∈ ℕ₀) → ((𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ (0..^(2↑𝑁)) ↔ (bits‘(𝐾‘(𝐴 ∩ (0..^𝑁)))) ⊆ (0..^𝑁)))
117	115, 5, 116	syl2anc 584	. . . . . . . . . . . . 13 ⊢ (𝜑 → ((𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ (0..^(2↑𝑁)) ↔ (bits‘(𝐾‘(𝐴 ∩ (0..^𝑁)))) ⊆ (0..^𝑁)))
118	114, 117	mpbird 257	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ (0..^(2↑𝑁)))
119		elfzolt2 13605	. . . . . . . . . . . 12 ⊢ ((𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ (0..^(2↑𝑁)) → (𝐾‘(𝐴 ∩ (0..^𝑁))) < (2↑𝑁))
120	118, 119	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐾‘(𝐴 ∩ (0..^𝑁))) < (2↑𝑁))
121	22	fveq1i 6841	. . . . . . . . . . . . . . . 16 ⊢ (𝐾‘(𝐵 ∩ (0..^𝑁))) = (^◡(bits ↾ ℕ₀)‘(𝐵 ∩ (0..^𝑁)))
122	121	fveq2i 6843	. . . . . . . . . . . . . . 15 ⊢ ((bits ↾ ℕ₀)‘(𝐾‘(𝐵 ∩ (0..^𝑁)))) = ((bits ↾ ℕ₀)‘(^◡(bits ↾ ℕ₀)‘(𝐵 ∩ (0..^𝑁))))
123	39	fvresd 6860	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → ((bits ↾ ℕ₀)‘(𝐾‘(𝐵 ∩ (0..^𝑁)))) = (bits‘(𝐾‘(𝐵 ∩ (0..^𝑁)))))
124		f1ocnvfv2 7234	. . . . . . . . . . . . . . . 16 ⊢ (((bits ↾ ℕ₀):ℕ₀–1-1-onto→(𝒫 ℕ₀ ∩ Fin) ∧ (𝐵 ∩ (0..^𝑁)) ∈ (𝒫 ℕ₀ ∩ Fin)) → ((bits ↾ ℕ₀)‘(^◡(bits ↾ ℕ₀)‘(𝐵 ∩ (0..^𝑁)))) = (𝐵 ∩ (0..^𝑁)))
125	19, 37, 124	sylancr 587	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → ((bits ↾ ℕ₀)‘(^◡(bits ↾ ℕ₀)‘(𝐵 ∩ (0..^𝑁)))) = (𝐵 ∩ (0..^𝑁)))
126	122, 123, 125	3eqtr3a 2788	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (bits‘(𝐾‘(𝐵 ∩ (0..^𝑁)))) = (𝐵 ∩ (0..^𝑁)))
127	126, 33	eqsstrdi 3988	. . . . . . . . . . . . 13 ⊢ (𝜑 → (bits‘(𝐾‘(𝐵 ∩ (0..^𝑁)))) ⊆ (0..^𝑁))
128	39	nn0zd 12531	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ ℤ)
129		bitsfzo 16381	. . . . . . . . . . . . . 14 ⊢ (((𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ ℤ ∧ 𝑁 ∈ ℕ₀) → ((𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ (0..^(2↑𝑁)) ↔ (bits‘(𝐾‘(𝐵 ∩ (0..^𝑁)))) ⊆ (0..^𝑁)))
130	128, 5, 129	syl2anc 584	. . . . . . . . . . . . 13 ⊢ (𝜑 → ((𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ (0..^(2↑𝑁)) ↔ (bits‘(𝐾‘(𝐵 ∩ (0..^𝑁)))) ⊆ (0..^𝑁)))
131	127, 130	mpbird 257	. . . . . . . . . . . 12 ⊢ (𝜑 → (𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ (0..^(2↑𝑁)))
132		elfzolt2 13605	. . . . . . . . . . . 12 ⊢ ((𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ (0..^(2↑𝑁)) → (𝐾‘(𝐵 ∩ (0..^𝑁))) < (2↑𝑁))
133	131, 132	syl 17	. . . . . . . . . . 11 ⊢ (𝜑 → (𝐾‘(𝐵 ∩ (0..^𝑁))) < (2↑𝑁))
134	100, 102, 7, 7, 120, 133	lt2addd 11777	. . . . . . . . . 10 ⊢ (𝜑 → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) < ((2↑𝑁) + (2↑𝑁)))
135	134	ad2antrr 726	. . . . . . . . 9 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) < ((2↑𝑁) + (2↑𝑁)))
136	107, 135	eqbrtrd 5124	. . . . . . . 8 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) < ((2↑𝑁) + (2↑𝑁)))
137	80	ad2antrr 726	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ∈ ℝ)
138	67	ad2antrr 726	. . . . . . . . . . 11 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ∈ ℝ)
139	137, 138	readdcld 11179	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ∈ ℝ)
140	104, 139	readdcld 11179	. . . . . . . . 9 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) ∈ ℝ)
141	7	ad2antrr 726	. . . . . . . . . 10 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → (2↑𝑁) ∈ ℝ)
142	141, 141	readdcld 11179	. . . . . . . . 9 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → ((2↑𝑁) + (2↑𝑁)) ∈ ℝ)
143	140, 142	ltnled 11297	. . . . . . . 8 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → ((((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) < ((2↑𝑁) + (2↑𝑁)) ↔ ¬ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
144	136, 143	mpbid 232	. . . . . . 7 ⊢ (((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) ∧ (¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵)) → ¬ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))))
145	144	ex 412	. . . . . 6 ⊢ ((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) → ((¬ 𝑁 ∈ 𝐴 ∧ ¬ 𝑁 ∈ 𝐵) → ¬ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
146	91, 145	biimtrid 242	. . . . 5 ⊢ ((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) → (¬ (𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵) → ¬ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
147	90, 146	impcon4bid 227	. . . 4 ⊢ ((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) → ((𝑁 ∈ 𝐴 ∨ 𝑁 ∈ 𝐵) ↔ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
148	2, 147	bitrd 279	. . 3 ⊢ ((𝜑 ∧ ∅ ∈ (𝐶‘𝑁)) → (cadd(𝑁 ∈ 𝐴, 𝑁 ∈ 𝐵, ∅ ∈ (𝐶‘𝑁)) ↔ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
149		cad0 1618	. . . . 5 ⊢ (¬ ∅ ∈ (𝐶‘𝑁) → (cadd(𝑁 ∈ 𝐴, 𝑁 ∈ 𝐵, ∅ ∈ (𝐶‘𝑁)) ↔ (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)))
150	149	adantl 481	. . . 4 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (cadd(𝑁 ∈ 𝐴, 𝑁 ∈ 𝐵, ∅ ∈ (𝐶‘𝑁)) ↔ (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)))
151	40	nn0ge0d 12482	. . . . . . . . 9 ⊢ (𝜑 → 0 ≤ ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))))
152	7, 7	readdcld 11179	. . . . . . . . . 10 ⊢ (𝜑 → ((2↑𝑁) + (2↑𝑁)) ∈ ℝ)
153	152, 41	addge02d 11743	. . . . . . . . 9 ⊢ (𝜑 → (0 ≤ ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) ↔ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + ((2↑𝑁) + (2↑𝑁)))))
154	151, 153	mpbid 232	. . . . . . . 8 ⊢ (𝜑 → ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + ((2↑𝑁) + (2↑𝑁))))
155	154	ad2antrr 726	. . . . . . 7 ⊢ (((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)) → ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + ((2↑𝑁) + (2↑𝑁))))
156	71, 84	oveqan12d 7388	. . . . . . . . 9 ⊢ ((𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵) → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) = ((2↑𝑁) + (2↑𝑁)))
157	156	adantl 481	. . . . . . . 8 ⊢ (((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)) → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) = ((2↑𝑁) + (2↑𝑁)))
158	157	oveq2d 7385	. . . . . . 7 ⊢ (((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) = (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + ((2↑𝑁) + (2↑𝑁))))
159	155, 158	breqtrrd 5130	. . . . . 6 ⊢ (((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) ∧ (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)) → ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))))
160	159	ex 412	. . . . 5 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → ((𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵) → ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
161	100	adantr 480	. . . . . . . . . 10 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ ℝ)
162	102	adantr 480	. . . . . . . . . 10 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ ℝ)
163	161, 162	readdcld 11179	. . . . . . . . 9 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) ∈ ℝ)
164	7	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (2↑𝑁) ∈ ℝ)
165	7, 41	lenltd 11296	. . . . . . . . . . . 12 ⊢ (𝜑 → ((2↑𝑁) ≤ ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) ↔ ¬ ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) < (2↑𝑁)))
166	58, 165	bitrd 279	. . . . . . . . . . 11 ⊢ (𝜑 → (∅ ∈ (𝐶‘𝑁) ↔ ¬ ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) < (2↑𝑁)))
167	166	con2bid 354	. . . . . . . . . 10 ⊢ (𝜑 → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) < (2↑𝑁) ↔ ¬ ∅ ∈ (𝐶‘𝑁)))
168	167	biimpar 477	. . . . . . . . 9 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) < (2↑𝑁))
169	163, 164, 164, 168	ltadd1dd 11765	. . . . . . . 8 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (2↑𝑁)) < ((2↑𝑁) + (2↑𝑁)))
170	163, 164	readdcld 11179	. . . . . . . . 9 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (2↑𝑁)) ∈ ℝ)
171	152	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → ((2↑𝑁) + (2↑𝑁)) ∈ ℝ)
172	41, 56	readdcld 11179	. . . . . . . . . 10 ⊢ (𝜑 → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) ∈ ℝ)
173	172	adantr 480	. . . . . . . . 9 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) ∈ ℝ)
174		ltletr 11242	. . . . . . . . 9 ⊢ (((((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (2↑𝑁)) ∈ ℝ ∧ ((2↑𝑁) + (2↑𝑁)) ∈ ℝ ∧ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) ∈ ℝ) → (((((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (2↑𝑁)) < ((2↑𝑁) + (2↑𝑁)) ∧ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (2↑𝑁)) < (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
175	170, 171, 173, 174	syl3anc 1373	. . . . . . . 8 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (((((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (2↑𝑁)) < ((2↑𝑁) + (2↑𝑁)) ∧ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (2↑𝑁)) < (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
176	169, 175	mpand 695	. . . . . . 7 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (2↑𝑁)) < (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
177	56	adantr 480	. . . . . . . 8 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ∈ ℝ)
178	41	adantr 480	. . . . . . . 8 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → ((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) ∈ ℝ)
179	164, 177, 178	ltadd2d 11306	. . . . . . 7 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → ((2↑𝑁) < (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ↔ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (2↑𝑁)) < (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
180	176, 179	sylibrd 259	. . . . . 6 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) → (2↑𝑁) < (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))))
181	7, 56	ltnled 11297	. . . . . . . 8 ⊢ (𝜑 → ((2↑𝑁) < (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ↔ ¬ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁)))
182	63	nn0cnd 12481	. . . . . . . . . . . . 13 ⊢ (𝜑 → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ∈ ℂ)
183	182	addlidd 11351	. . . . . . . . . . . 12 ⊢ (𝜑 → (0 + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) = if(𝑁 ∈ 𝐵, (2↑𝑁), 0))
184	7	leidd 11720	. . . . . . . . . . . . 13 ⊢ (𝜑 → (2↑𝑁) ≤ (2↑𝑁))
185	61	nn0ge0d 12482	. . . . . . . . . . . . 13 ⊢ (𝜑 → 0 ≤ (2↑𝑁))
186		breq1 5105	. . . . . . . . . . . . . 14 ⊢ ((2↑𝑁) = if(𝑁 ∈ 𝐵, (2↑𝑁), 0) → ((2↑𝑁) ≤ (2↑𝑁) ↔ if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ≤ (2↑𝑁)))
187		breq1 5105	. . . . . . . . . . . . . 14 ⊢ (0 = if(𝑁 ∈ 𝐵, (2↑𝑁), 0) → (0 ≤ (2↑𝑁) ↔ if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ≤ (2↑𝑁)))
188	186, 187	ifboth 4524	. . . . . . . . . . . . 13 ⊢ (((2↑𝑁) ≤ (2↑𝑁) ∧ 0 ≤ (2↑𝑁)) → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ≤ (2↑𝑁))
189	184, 185, 188	syl2anc 584	. . . . . . . . . . . 12 ⊢ (𝜑 → if(𝑁 ∈ 𝐵, (2↑𝑁), 0) ≤ (2↑𝑁))
190	183, 189	eqbrtrd 5124	. . . . . . . . . . 11 ⊢ (𝜑 → (0 + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁))
191	92	oveq1d 7384	. . . . . . . . . . . 12 ⊢ (¬ 𝑁 ∈ 𝐴 → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) = (0 + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))
192	191	breq1d 5112	. . . . . . . . . . 11 ⊢ (¬ 𝑁 ∈ 𝐴 → ((if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁) ↔ (0 + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁)))
193	190, 192	syl5ibrcom 247	. . . . . . . . . 10 ⊢ (𝜑 → (¬ 𝑁 ∈ 𝐴 → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁)))
194	193	con1d 145	. . . . . . . . 9 ⊢ (𝜑 → (¬ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁) → 𝑁 ∈ 𝐴))
195	76	nn0cnd 12481	. . . . . . . . . . . . 13 ⊢ (𝜑 → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ∈ ℂ)
196	195	addridd 11350	. . . . . . . . . . . 12 ⊢ (𝜑 → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + 0) = if(𝑁 ∈ 𝐴, (2↑𝑁), 0))
197		breq1 5105	. . . . . . . . . . . . . 14 ⊢ ((2↑𝑁) = if(𝑁 ∈ 𝐴, (2↑𝑁), 0) → ((2↑𝑁) ≤ (2↑𝑁) ↔ if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ≤ (2↑𝑁)))
198		breq1 5105	. . . . . . . . . . . . . 14 ⊢ (0 = if(𝑁 ∈ 𝐴, (2↑𝑁), 0) → (0 ≤ (2↑𝑁) ↔ if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ≤ (2↑𝑁)))
199	197, 198	ifboth 4524	. . . . . . . . . . . . 13 ⊢ (((2↑𝑁) ≤ (2↑𝑁) ∧ 0 ≤ (2↑𝑁)) → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ≤ (2↑𝑁))
200	184, 185, 199	syl2anc 584	. . . . . . . . . . . 12 ⊢ (𝜑 → if(𝑁 ∈ 𝐴, (2↑𝑁), 0) ≤ (2↑𝑁))
201	196, 200	eqbrtrd 5124	. . . . . . . . . . 11 ⊢ (𝜑 → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + 0) ≤ (2↑𝑁))
202	94	oveq2d 7385	. . . . . . . . . . . 12 ⊢ (¬ 𝑁 ∈ 𝐵 → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) = (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + 0))
203	202	breq1d 5112	. . . . . . . . . . 11 ⊢ (¬ 𝑁 ∈ 𝐵 → ((if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁) ↔ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + 0) ≤ (2↑𝑁)))
204	201, 203	syl5ibrcom 247	. . . . . . . . . 10 ⊢ (𝜑 → (¬ 𝑁 ∈ 𝐵 → (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁)))
205	204	con1d 145	. . . . . . . . 9 ⊢ (𝜑 → (¬ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁) → 𝑁 ∈ 𝐵))
206	194, 205	jcad 512	. . . . . . . 8 ⊢ (𝜑 → (¬ (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) ≤ (2↑𝑁) → (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)))
207	181, 206	sylbid 240	. . . . . . 7 ⊢ (𝜑 → ((2↑𝑁) < (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) → (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)))
208	207	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → ((2↑𝑁) < (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)) → (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)))
209	180, 208	syld 47	. . . . 5 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) → (𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵)))
210	160, 209	impbid 212	. . . 4 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → ((𝑁 ∈ 𝐴 ∧ 𝑁 ∈ 𝐵) ↔ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
211	150, 210	bitrd 279	. . 3 ⊢ ((𝜑 ∧ ¬ ∅ ∈ (𝐶‘𝑁)) → (cadd(𝑁 ∈ 𝐴, 𝑁 ∈ 𝐵, ∅ ∈ (𝐶‘𝑁)) ↔ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
212	148, 211	pm2.61dan 812	. 2 ⊢ (𝜑 → (cadd(𝑁 ∈ 𝐴, 𝑁 ∈ 𝐵, ∅ ∈ (𝐶‘𝑁)) ↔ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
213		sadval.c	. . 3 ⊢ 𝐶 = seq0((𝑐 ∈ 2_o, 𝑚 ∈ ℕ₀ ↦ if(cadd(𝑚 ∈ 𝐴, 𝑚 ∈ 𝐵, ∅ ∈ 𝑐), 1_o, ∅)), (𝑛 ∈ ℕ₀ ↦ if(𝑛 = 0, ∅, (𝑛 − 1))))
214	10, 31, 213, 5	sadcp1 16401	. 2 ⊢ (𝜑 → (∅ ∈ (𝐶‘(𝑁 + 1)) ↔ cadd(𝑁 ∈ 𝐴, 𝑁 ∈ 𝐵, ∅ ∈ (𝐶‘𝑁))))
215		2cnd 12240	. . . . 5 ⊢ (𝜑 → 2 ∈ ℂ)
216	215, 5	expp1d 14088	. . . 4 ⊢ (𝜑 → (2↑(𝑁 + 1)) = ((2↑𝑁) · 2))
217	6	nncnd 12178	. . . . 5 ⊢ (𝜑 → (2↑𝑁) ∈ ℂ)
218	217	times2d 12402	. . . 4 ⊢ (𝜑 → ((2↑𝑁) · 2) = ((2↑𝑁) + (2↑𝑁)))
219	216, 218	eqtrd 2764	. . 3 ⊢ (𝜑 → (2↑(𝑁 + 1)) = ((2↑𝑁) + (2↑𝑁)))
220	22	bitsinvp1 16395	. . . . . 6 ⊢ ((𝐴 ⊆ ℕ₀ ∧ 𝑁 ∈ ℕ₀) → (𝐾‘(𝐴 ∩ (0..^(𝑁 + 1)))) = ((𝐾‘(𝐴 ∩ (0..^𝑁))) + if(𝑁 ∈ 𝐴, (2↑𝑁), 0)))
221	10, 5, 220	syl2anc 584	. . . . 5 ⊢ (𝜑 → (𝐾‘(𝐴 ∩ (0..^(𝑁 + 1)))) = ((𝐾‘(𝐴 ∩ (0..^𝑁))) + if(𝑁 ∈ 𝐴, (2↑𝑁), 0)))
222	22	bitsinvp1 16395	. . . . . 6 ⊢ ((𝐵 ⊆ ℕ₀ ∧ 𝑁 ∈ ℕ₀) → (𝐾‘(𝐵 ∩ (0..^(𝑁 + 1)))) = ((𝐾‘(𝐵 ∩ (0..^𝑁))) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))
223	31, 5, 222	syl2anc 584	. . . . 5 ⊢ (𝜑 → (𝐾‘(𝐵 ∩ (0..^(𝑁 + 1)))) = ((𝐾‘(𝐵 ∩ (0..^𝑁))) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))
224	221, 223	oveq12d 7387	. . . 4 ⊢ (𝜑 → ((𝐾‘(𝐴 ∩ (0..^(𝑁 + 1)))) + (𝐾‘(𝐵 ∩ (0..^(𝑁 + 1))))) = (((𝐾‘(𝐴 ∩ (0..^𝑁))) + if(𝑁 ∈ 𝐴, (2↑𝑁), 0)) + ((𝐾‘(𝐵 ∩ (0..^𝑁))) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))))
225	29	nn0cnd 12481	. . . . 5 ⊢ (𝜑 → (𝐾‘(𝐴 ∩ (0..^𝑁))) ∈ ℂ)
226	39	nn0cnd 12481	. . . . 5 ⊢ (𝜑 → (𝐾‘(𝐵 ∩ (0..^𝑁))) ∈ ℂ)
227	225, 195, 226, 182	add4d 11379	. . . 4 ⊢ (𝜑 → (((𝐾‘(𝐴 ∩ (0..^𝑁))) + if(𝑁 ∈ 𝐴, (2↑𝑁), 0)) + ((𝐾‘(𝐵 ∩ (0..^𝑁))) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))) = (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))))
228	224, 227	eqtrd 2764	. . 3 ⊢ (𝜑 → ((𝐾‘(𝐴 ∩ (0..^(𝑁 + 1)))) + (𝐾‘(𝐵 ∩ (0..^(𝑁 + 1))))) = (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0))))
229	219, 228	breq12d 5115	. 2 ⊢ (𝜑 → ((2↑(𝑁 + 1)) ≤ ((𝐾‘(𝐴 ∩ (0..^(𝑁 + 1)))) + (𝐾‘(𝐵 ∩ (0..^(𝑁 + 1))))) ↔ ((2↑𝑁) + (2↑𝑁)) ≤ (((𝐾‘(𝐴 ∩ (0..^𝑁))) + (𝐾‘(𝐵 ∩ (0..^𝑁)))) + (if(𝑁 ∈ 𝐴, (2↑𝑁), 0) + if(𝑁 ∈ 𝐵, (2↑𝑁), 0)))))
230	212, 214, 229	3bitr4d 311	1 ⊢ (𝜑 → (∅ ∈ (𝐶‘(𝑁 + 1)) ↔ (2↑(𝑁 + 1)) ≤ ((𝐾‘(𝐴 ∩ (0..^(𝑁 + 1)))) + (𝐾‘(𝐵 ∩ (0..^(𝑁 + 1)))))))

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ↔ wb 206 ∧ wa 395 ∨ wo 847 = wceq 1540 caddwcad 1606 ∈ wcel 2109 ∩ cin 3910 ⊆ wss 3911 ∅c0 4292 ifcif 4484 𝒫 cpw 4559 class class class wbr 5102 ↦ cmpt 5183 ^◡ccnv 5630 ↾ cres 5633 ⟶wf 6495 –1-1-onto→wf1o 6498 ‘cfv 6499 (class class class)co 7369 ∈ cmpo 7371 1_oc1o 8404 2_oc2o 8405 Fincfn 8895 ℝcr 11043 0cc0 11044 1c1 11045 + caddc 11047 · cmul 11049 < clt 11184 ≤ cle 11185 − cmin 11381 ℕcn 12162 2c2 12217 ℕ₀cn0 12418 ℤcz 12505 ..^cfzo 13591 seqcseq 13942 ↑cexp 14002 bitscbits 16365

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-rep 5229 ax-sep 5246 ax-nul 5256 ax-pow 5315 ax-pr 5382 ax-un 7691 ax-inf2 9570 ax-cnex 11100 ax-resscn 11101 ax-1cn 11102 ax-icn 11103 ax-addcl 11104 ax-addrcl 11105 ax-mulcl 11106 ax-mulrcl 11107 ax-mulcom 11108 ax-addass 11109 ax-mulass 11110 ax-distr 11111 ax-i2m1 11112 ax-1ne0 11113 ax-1rid 11114 ax-rnegex 11115 ax-rrecex 11116 ax-cnre 11117 ax-pre-lttri 11118 ax-pre-lttrn 11119 ax-pre-ltadd 11120 ax-pre-mulgt0 11121 ax-pre-sup 11122

This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-xor 1512 df-tru 1543 df-fal 1553 df-cad 1607 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-rmo 3351 df-reu 3352 df-rab 3403 df-v 3446 df-sbc 3751 df-csb 3860 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-pss 3931 df-nul 4293 df-if 4485 df-pw 4561 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4868 df-int 4907 df-iun 4953 df-disj 5070 df-br 5103 df-opab 5165 df-mpt 5184 df-tr 5210 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-se 5585 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6262 df-ord 6323 df-on 6324 df-lim 6325 df-suc 6326 df-iota 6452 df-fun 6501 df-fn 6502 df-f 6503 df-f1 6504 df-fo 6505 df-f1o 6506 df-fv 6507 df-isom 6508 df-riota 7326 df-ov 7372 df-oprab 7373 df-mpo 7374 df-om 7823 df-1st 7947 df-2nd 7948 df-frecs 8237 df-wrecs 8268 df-recs 8317 df-rdg 8355 df-1o 8411 df-2o 8412 df-oadd 8415 df-er 8648 df-map 8778 df-pm 8779 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-sup 9369 df-inf 9370 df-oi 9439 df-dju 9830 df-card 9868 df-pnf 11186 df-mnf 11187 df-xr 11188 df-ltxr 11189 df-le 11190 df-sub 11383 df-neg 11384 df-div 11812 df-nn 12163 df-2 12225 df-3 12226 df-n0 12419 df-xnn0 12492 df-z 12506 df-uz 12770 df-rp 12928 df-fz 13445 df-fzo 13592 df-fl 13730 df-mod 13808 df-seq 13943 df-exp 14003 df-hash 14272 df-cj 15041 df-re 15042 df-im 15043 df-sqrt 15177 df-abs 15178 df-clim 15430 df-sum 15629 df-dvds 16199 df-bits 16368

This theorem is referenced by: sadcadd 16404

W3C validator