Theorem nmopcoi 30358

Description: Upper bound for the norm of the composition of two bounded linear operators. (Contributed by NM, 10-Mar-2006.) (New usage is discouraged.)

Hypotheses

Ref	Expression
nmoptri.1	⊢ 𝑆 ∈ BndLinOp
nmoptri.2	⊢ 𝑇 ∈ BndLinOp

Assertion

Ref	Expression
nmopcoi	⊢ (normop‘(𝑆 ∘ 𝑇)) ≤ ((normop‘𝑆) · (normop‘𝑇))

Proof of Theorem nmopcoi

Dummy variable 𝑥 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		nmoptri.1	. . . . . 6 ⊢ 𝑆 ∈ BndLinOp
2		bdopln 30124	. . . . . 6 ⊢ (𝑆 ∈ BndLinOp → 𝑆 ∈ LinOp)
3	1, 2	ax-mp 5	. . . . 5 ⊢ 𝑆 ∈ LinOp
4		nmoptri.2	. . . . . 6 ⊢ 𝑇 ∈ BndLinOp
5		bdopln 30124	. . . . . 6 ⊢ (𝑇 ∈ BndLinOp → 𝑇 ∈ LinOp)
6	4, 5	ax-mp 5	. . . . 5 ⊢ 𝑇 ∈ LinOp
7	3, 6	lnopcoi 30266	. . . 4 ⊢ (𝑆 ∘ 𝑇) ∈ LinOp
8	7	lnopfi 30232	. . 3 ⊢ (𝑆 ∘ 𝑇): ℋ⟶ ℋ
9		nmopre 30133	. . . . . 6 ⊢ (𝑆 ∈ BndLinOp → (normop‘𝑆) ∈ ℝ)
10	1, 9	ax-mp 5	. . . . 5 ⊢ (normop‘𝑆) ∈ ℝ
11		nmopre 30133	. . . . . 6 ⊢ (𝑇 ∈ BndLinOp → (normop‘𝑇) ∈ ℝ)
12	4, 11	ax-mp 5	. . . . 5 ⊢ (normop‘𝑇) ∈ ℝ
13	10, 12	remulcli 10922	. . . 4 ⊢ ((normop‘𝑆) · (normop‘𝑇)) ∈ ℝ
14	13	rexri 10964	. . 3 ⊢ ((normop‘𝑆) · (normop‘𝑇)) ∈ ℝ*
15		nmopub 30171	. . 3 ⊢ (((𝑆 ∘ 𝑇): ℋ⟶ ℋ ∧ ((normop‘𝑆) · (normop‘𝑇)) ∈ ℝ*) → ((normop‘(𝑆 ∘ 𝑇)) ≤ ((normop‘𝑆) · (normop‘𝑇)) ↔ ∀𝑥 ∈ ℋ ((normℎ‘𝑥) ≤ 1 → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇)))))
16	8, 14, 15	mp2an 688	. 2 ⊢ ((normop‘(𝑆 ∘ 𝑇)) ≤ ((normop‘𝑆) · (normop‘𝑇)) ↔ ∀𝑥 ∈ ℋ ((normℎ‘𝑥) ≤ 1 → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇))))
17		0le0 12004	. . . . . . 7 ⊢ 0 ≤ 0
18	17	a1i 11	. . . . . 6 ⊢ (((normop‘𝑇) = 0 ∧ 𝑥 ∈ ℋ) → 0 ≤ 0)
19	3, 6	lnopco0i 30267	. . . . . . . 8 ⊢ ((normop‘𝑇) = 0 → (normop‘(𝑆 ∘ 𝑇)) = 0)
20	7	nmlnop0iHIL 30259	. . . . . . . 8 ⊢ ((normop‘(𝑆 ∘ 𝑇)) = 0 ↔ (𝑆 ∘ 𝑇) = 0hop )
21	19, 20	sylib 217	. . . . . . 7 ⊢ ((normop‘𝑇) = 0 → (𝑆 ∘ 𝑇) = 0hop )
22		fveq1 6755	. . . . . . . . 9 ⊢ ((𝑆 ∘ 𝑇) = 0hop → ((𝑆 ∘ 𝑇)‘𝑥) = ( 0hop ‘𝑥))
23	22	fveq2d 6760	. . . . . . . 8 ⊢ ((𝑆 ∘ 𝑇) = 0hop → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) = (normℎ‘( 0hop ‘𝑥)))
24		ho0val 30013	. . . . . . . . . 10 ⊢ (𝑥 ∈ ℋ → ( 0hop ‘𝑥) = 0ℎ)
25	24	fveq2d 6760	. . . . . . . . 9 ⊢ (𝑥 ∈ ℋ → (normℎ‘( 0hop ‘𝑥)) = (normℎ‘0ℎ))
26		norm0 29391	. . . . . . . . 9 ⊢ (normℎ‘0ℎ) = 0
27	25, 26	eqtrdi 2795	. . . . . . . 8 ⊢ (𝑥 ∈ ℋ → (normℎ‘( 0hop ‘𝑥)) = 0)
28	23, 27	sylan9eq 2799	. . . . . . 7 ⊢ (((𝑆 ∘ 𝑇) = 0hop ∧ 𝑥 ∈ ℋ) → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) = 0)
29	21, 28	sylan 579	. . . . . 6 ⊢ (((normop‘𝑇) = 0 ∧ 𝑥 ∈ ℋ) → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) = 0)
30		oveq2 7263	. . . . . . . 8 ⊢ ((normop‘𝑇) = 0 → ((normop‘𝑆) · (normop‘𝑇)) = ((normop‘𝑆) · 0))
31	10	recni 10920	. . . . . . . . 9 ⊢ (normop‘𝑆) ∈ ℂ
32	31	mul01i 11095	. . . . . . . 8 ⊢ ((normop‘𝑆) · 0) = 0
33	30, 32	eqtrdi 2795	. . . . . . 7 ⊢ ((normop‘𝑇) = 0 → ((normop‘𝑆) · (normop‘𝑇)) = 0)
34	33	adantr 480	. . . . . 6 ⊢ (((normop‘𝑇) = 0 ∧ 𝑥 ∈ ℋ) → ((normop‘𝑆) · (normop‘𝑇)) = 0)
35	18, 29, 34	3brtr4d 5102	. . . . 5 ⊢ (((normop‘𝑇) = 0 ∧ 𝑥 ∈ ℋ) → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇)))
36	35	adantrr 713	. . . 4 ⊢ (((normop‘𝑇) = 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇)))
37		df-ne 2943	. . . . 5 ⊢ ((normop‘𝑇) ≠ 0 ↔ ¬ (normop‘𝑇) = 0)
38	8	ffvelrni 6942	. . . . . . . . . . . . . . 15 ⊢ (𝑥 ∈ ℋ → ((𝑆 ∘ 𝑇)‘𝑥) ∈ ℋ)
39		normcl 29388	. . . . . . . . . . . . . . 15 ⊢ (((𝑆 ∘ 𝑇)‘𝑥) ∈ ℋ → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ∈ ℝ)
40	38, 39	syl 17	. . . . . . . . . . . . . 14 ⊢ (𝑥 ∈ ℋ → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ∈ ℝ)
41	40	recnd 10934	. . . . . . . . . . . . 13 ⊢ (𝑥 ∈ ℋ → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ∈ ℂ)
42	12	recni 10920	. . . . . . . . . . . . . 14 ⊢ (normop‘𝑇) ∈ ℂ
43		divrec2 11580	. . . . . . . . . . . . . 14 ⊢ (((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ∈ ℂ ∧ (normop‘𝑇) ∈ ℂ ∧ (normop‘𝑇) ≠ 0) → ((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) = ((1 / (normop‘𝑇)) · (normℎ‘((𝑆 ∘ 𝑇)‘𝑥))))
44	42, 43	mp3an2 1447	. . . . . . . . . . . . 13 ⊢ (((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ∈ ℂ ∧ (normop‘𝑇) ≠ 0) → ((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) = ((1 / (normop‘𝑇)) · (normℎ‘((𝑆 ∘ 𝑇)‘𝑥))))
45	41, 44	sylan 579	. . . . . . . . . . . 12 ⊢ ((𝑥 ∈ ℋ ∧ (normop‘𝑇) ≠ 0) → ((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) = ((1 / (normop‘𝑇)) · (normℎ‘((𝑆 ∘ 𝑇)‘𝑥))))
46	45	ancoms 458	. . . . . . . . . . 11 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) = ((1 / (normop‘𝑇)) · (normℎ‘((𝑆 ∘ 𝑇)‘𝑥))))
47	12	rerecclzi 11669	. . . . . . . . . . . . . 14 ⊢ ((normop‘𝑇) ≠ 0 → (1 / (normop‘𝑇)) ∈ ℝ)
48		bdopf 30125	. . . . . . . . . . . . . . . . . 18 ⊢ (𝑇 ∈ BndLinOp → 𝑇: ℋ⟶ ℋ)
49	4, 48	ax-mp 5	. . . . . . . . . . . . . . . . 17 ⊢ 𝑇: ℋ⟶ ℋ
50		nmopgt0 30175	. . . . . . . . . . . . . . . . 17 ⊢ (𝑇: ℋ⟶ ℋ → ((normop‘𝑇) ≠ 0 ↔ 0 < (normop‘𝑇)))
51	49, 50	ax-mp 5	. . . . . . . . . . . . . . . 16 ⊢ ((normop‘𝑇) ≠ 0 ↔ 0 < (normop‘𝑇))
52	12	recgt0i 11810	. . . . . . . . . . . . . . . 16 ⊢ (0 < (normop‘𝑇) → 0 < (1 / (normop‘𝑇)))
53	51, 52	sylbi 216	. . . . . . . . . . . . . . 15 ⊢ ((normop‘𝑇) ≠ 0 → 0 < (1 / (normop‘𝑇)))
54		0re 10908	. . . . . . . . . . . . . . . 16 ⊢ 0 ∈ ℝ
55		ltle 10994	. . . . . . . . . . . . . . . 16 ⊢ ((0 ∈ ℝ ∧ (1 / (normop‘𝑇)) ∈ ℝ) → (0 < (1 / (normop‘𝑇)) → 0 ≤ (1 / (normop‘𝑇))))
56	54, 55	mpan 686	. . . . . . . . . . . . . . 15 ⊢ ((1 / (normop‘𝑇)) ∈ ℝ → (0 < (1 / (normop‘𝑇)) → 0 ≤ (1 / (normop‘𝑇))))
57	47, 53, 56	sylc 65	. . . . . . . . . . . . . 14 ⊢ ((normop‘𝑇) ≠ 0 → 0 ≤ (1 / (normop‘𝑇)))
58	47, 57	absidd 15062	. . . . . . . . . . . . 13 ⊢ ((normop‘𝑇) ≠ 0 → (abs‘(1 / (normop‘𝑇))) = (1 / (normop‘𝑇)))
59	58	adantr 480	. . . . . . . . . . . 12 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → (abs‘(1 / (normop‘𝑇))) = (1 / (normop‘𝑇)))
60	59	oveq1d 7270	. . . . . . . . . . 11 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((abs‘(1 / (normop‘𝑇))) · (normℎ‘((𝑆 ∘ 𝑇)‘𝑥))) = ((1 / (normop‘𝑇)) · (normℎ‘((𝑆 ∘ 𝑇)‘𝑥))))
61	46, 60	eqtr4d 2781	. . . . . . . . . 10 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) = ((abs‘(1 / (normop‘𝑇))) · (normℎ‘((𝑆 ∘ 𝑇)‘𝑥))))
62	42	recclzi 11630	. . . . . . . . . . 11 ⊢ ((normop‘𝑇) ≠ 0 → (1 / (normop‘𝑇)) ∈ ℂ)
63		norm-iii 29403	. . . . . . . . . . 11 ⊢ (((1 / (normop‘𝑇)) ∈ ℂ ∧ ((𝑆 ∘ 𝑇)‘𝑥) ∈ ℋ) → (normℎ‘((1 / (normop‘𝑇)) ·ℎ ((𝑆 ∘ 𝑇)‘𝑥))) = ((abs‘(1 / (normop‘𝑇))) · (normℎ‘((𝑆 ∘ 𝑇)‘𝑥))))
64	62, 38, 63	syl2an 595	. . . . . . . . . 10 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → (normℎ‘((1 / (normop‘𝑇)) ·ℎ ((𝑆 ∘ 𝑇)‘𝑥))) = ((abs‘(1 / (normop‘𝑇))) · (normℎ‘((𝑆 ∘ 𝑇)‘𝑥))))
65	61, 64	eqtr4d 2781	. . . . . . . . 9 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) = (normℎ‘((1 / (normop‘𝑇)) ·ℎ ((𝑆 ∘ 𝑇)‘𝑥))))
66	49	ffvelrni 6942	. . . . . . . . . . . 12 ⊢ (𝑥 ∈ ℋ → (𝑇‘𝑥) ∈ ℋ)
67	3	lnopmuli 30235	. . . . . . . . . . . 12 ⊢ (((1 / (normop‘𝑇)) ∈ ℂ ∧ (𝑇‘𝑥) ∈ ℋ) → (𝑆‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) = ((1 / (normop‘𝑇)) ·ℎ (𝑆‘(𝑇‘𝑥))))
68	62, 66, 67	syl2an 595	. . . . . . . . . . 11 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → (𝑆‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) = ((1 / (normop‘𝑇)) ·ℎ (𝑆‘(𝑇‘𝑥))))
69		bdopf 30125	. . . . . . . . . . . . . . 15 ⊢ (𝑆 ∈ BndLinOp → 𝑆: ℋ⟶ ℋ)
70	1, 69	ax-mp 5	. . . . . . . . . . . . . 14 ⊢ 𝑆: ℋ⟶ ℋ
71	70, 49	hocoi 30027	. . . . . . . . . . . . 13 ⊢ (𝑥 ∈ ℋ → ((𝑆 ∘ 𝑇)‘𝑥) = (𝑆‘(𝑇‘𝑥)))
72	71	oveq2d 7271	. . . . . . . . . . . 12 ⊢ (𝑥 ∈ ℋ → ((1 / (normop‘𝑇)) ·ℎ ((𝑆 ∘ 𝑇)‘𝑥)) = ((1 / (normop‘𝑇)) ·ℎ (𝑆‘(𝑇‘𝑥))))
73	72	adantl 481	. . . . . . . . . . 11 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((1 / (normop‘𝑇)) ·ℎ ((𝑆 ∘ 𝑇)‘𝑥)) = ((1 / (normop‘𝑇)) ·ℎ (𝑆‘(𝑇‘𝑥))))
74	68, 73	eqtr4d 2781	. . . . . . . . . 10 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → (𝑆‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) = ((1 / (normop‘𝑇)) ·ℎ ((𝑆 ∘ 𝑇)‘𝑥)))
75	74	fveq2d 6760	. . . . . . . . 9 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → (normℎ‘(𝑆‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)))) = (normℎ‘((1 / (normop‘𝑇)) ·ℎ ((𝑆 ∘ 𝑇)‘𝑥))))
76	65, 75	eqtr4d 2781	. . . . . . . 8 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) = (normℎ‘(𝑆‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)))))
77	76	adantrr 713	. . . . . . 7 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → ((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) = (normℎ‘(𝑆‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)))))
78		hvmulcl 29276	. . . . . . . . . 10 ⊢ (((1 / (normop‘𝑇)) ∈ ℂ ∧ (𝑇‘𝑥) ∈ ℋ) → ((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)) ∈ ℋ)
79	62, 66, 78	syl2an 595	. . . . . . . . 9 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)) ∈ ℋ)
80	79	adantrr 713	. . . . . . . 8 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → ((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)) ∈ ℋ)
81		norm-iii 29403	. . . . . . . . . . . 12 ⊢ (((1 / (normop‘𝑇)) ∈ ℂ ∧ (𝑇‘𝑥) ∈ ℋ) → (normℎ‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) = ((abs‘(1 / (normop‘𝑇))) · (normℎ‘(𝑇‘𝑥))))
82	62, 66, 81	syl2an 595	. . . . . . . . . . 11 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → (normℎ‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) = ((abs‘(1 / (normop‘𝑇))) · (normℎ‘(𝑇‘𝑥))))
83		normcl 29388	. . . . . . . . . . . . . . . 16 ⊢ ((𝑇‘𝑥) ∈ ℋ → (normℎ‘(𝑇‘𝑥)) ∈ ℝ)
84	66, 83	syl 17	. . . . . . . . . . . . . . 15 ⊢ (𝑥 ∈ ℋ → (normℎ‘(𝑇‘𝑥)) ∈ ℝ)
85	84	recnd 10934	. . . . . . . . . . . . . 14 ⊢ (𝑥 ∈ ℋ → (normℎ‘(𝑇‘𝑥)) ∈ ℂ)
86		divrec2 11580	. . . . . . . . . . . . . . 15 ⊢ (((normℎ‘(𝑇‘𝑥)) ∈ ℂ ∧ (normop‘𝑇) ∈ ℂ ∧ (normop‘𝑇) ≠ 0) → ((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) = ((1 / (normop‘𝑇)) · (normℎ‘(𝑇‘𝑥))))
87	42, 86	mp3an2 1447	. . . . . . . . . . . . . 14 ⊢ (((normℎ‘(𝑇‘𝑥)) ∈ ℂ ∧ (normop‘𝑇) ≠ 0) → ((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) = ((1 / (normop‘𝑇)) · (normℎ‘(𝑇‘𝑥))))
88	85, 87	sylan 579	. . . . . . . . . . . . 13 ⊢ ((𝑥 ∈ ℋ ∧ (normop‘𝑇) ≠ 0) → ((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) = ((1 / (normop‘𝑇)) · (normℎ‘(𝑇‘𝑥))))
89	88	ancoms 458	. . . . . . . . . . . 12 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) = ((1 / (normop‘𝑇)) · (normℎ‘(𝑇‘𝑥))))
90	59	oveq1d 7270	. . . . . . . . . . . 12 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((abs‘(1 / (normop‘𝑇))) · (normℎ‘(𝑇‘𝑥))) = ((1 / (normop‘𝑇)) · (normℎ‘(𝑇‘𝑥))))
91	89, 90	eqtr4d 2781	. . . . . . . . . . 11 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → ((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) = ((abs‘(1 / (normop‘𝑇))) · (normℎ‘(𝑇‘𝑥))))
92	82, 91	eqtr4d 2781	. . . . . . . . . 10 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → (normℎ‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) = ((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)))
93	92	adantrr 713	. . . . . . . . 9 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (normℎ‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) = ((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)))
94		nmoplb 30170	. . . . . . . . . . . . 13 ⊢ ((𝑇: ℋ⟶ ℋ ∧ 𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1) → (normℎ‘(𝑇‘𝑥)) ≤ (normop‘𝑇))
95	49, 94	mp3an1 1446	. . . . . . . . . . . 12 ⊢ ((𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1) → (normℎ‘(𝑇‘𝑥)) ≤ (normop‘𝑇))
96	42	mulid2i 10911	. . . . . . . . . . . 12 ⊢ (1 · (normop‘𝑇)) = (normop‘𝑇)
97	95, 96	breqtrrdi 5112	. . . . . . . . . . 11 ⊢ ((𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1) → (normℎ‘(𝑇‘𝑥)) ≤ (1 · (normop‘𝑇)))
98	97	adantl 481	. . . . . . . . . 10 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (normℎ‘(𝑇‘𝑥)) ≤ (1 · (normop‘𝑇)))
99	84	adantr 480	. . . . . . . . . . . . 13 ⊢ ((𝑥 ∈ ℋ ∧ (normop‘𝑇) ≠ 0) → (normℎ‘(𝑇‘𝑥)) ∈ ℝ)
100		1red 10907	. . . . . . . . . . . . 13 ⊢ ((𝑥 ∈ ℋ ∧ (normop‘𝑇) ≠ 0) → 1 ∈ ℝ)
101	12	a1i 11	. . . . . . . . . . . . 13 ⊢ ((𝑥 ∈ ℋ ∧ (normop‘𝑇) ≠ 0) → (normop‘𝑇) ∈ ℝ)
102	51	biimpi 215	. . . . . . . . . . . . . 14 ⊢ ((normop‘𝑇) ≠ 0 → 0 < (normop‘𝑇))
103	102	adantl 481	. . . . . . . . . . . . 13 ⊢ ((𝑥 ∈ ℋ ∧ (normop‘𝑇) ≠ 0) → 0 < (normop‘𝑇))
104		ledivmul2 11784	. . . . . . . . . . . . 13 ⊢ (((normℎ‘(𝑇‘𝑥)) ∈ ℝ ∧ 1 ∈ ℝ ∧ ((normop‘𝑇) ∈ ℝ ∧ 0 < (normop‘𝑇))) → (((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) ≤ 1 ↔ (normℎ‘(𝑇‘𝑥)) ≤ (1 · (normop‘𝑇))))
105	99, 100, 101, 103, 104	syl112anc 1372	. . . . . . . . . . . 12 ⊢ ((𝑥 ∈ ℋ ∧ (normop‘𝑇) ≠ 0) → (((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) ≤ 1 ↔ (normℎ‘(𝑇‘𝑥)) ≤ (1 · (normop‘𝑇))))
106	105	ancoms 458	. . . . . . . . . . 11 ⊢ (((normop‘𝑇) ≠ 0 ∧ 𝑥 ∈ ℋ) → (((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) ≤ 1 ↔ (normℎ‘(𝑇‘𝑥)) ≤ (1 · (normop‘𝑇))))
107	106	adantrr 713	. . . . . . . . . 10 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) ≤ 1 ↔ (normℎ‘(𝑇‘𝑥)) ≤ (1 · (normop‘𝑇))))
108	98, 107	mpbird 256	. . . . . . . . 9 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → ((normℎ‘(𝑇‘𝑥)) / (normop‘𝑇)) ≤ 1)
109	93, 108	eqbrtrd 5092	. . . . . . . 8 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (normℎ‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) ≤ 1)
110		nmoplb 30170	. . . . . . . . 9 ⊢ ((𝑆: ℋ⟶ ℋ ∧ ((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)) ∈ ℋ ∧ (normℎ‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) ≤ 1) → (normℎ‘(𝑆‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)))) ≤ (normop‘𝑆))
111	70, 110	mp3an1 1446	. . . . . . . 8 ⊢ ((((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)) ∈ ℋ ∧ (normℎ‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥))) ≤ 1) → (normℎ‘(𝑆‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)))) ≤ (normop‘𝑆))
112	80, 109, 111	syl2anc 583	. . . . . . 7 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (normℎ‘(𝑆‘((1 / (normop‘𝑇)) ·ℎ (𝑇‘𝑥)))) ≤ (normop‘𝑆))
113	77, 112	eqbrtrd 5092	. . . . . 6 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → ((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) ≤ (normop‘𝑆))
114	40	ad2antrl 724	. . . . . . 7 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ∈ ℝ)
115	10	a1i 11	. . . . . . 7 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (normop‘𝑆) ∈ ℝ)
116	102	adantr 480	. . . . . . . 8 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → 0 < (normop‘𝑇))
117	116, 12	jctil 519	. . . . . . 7 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → ((normop‘𝑇) ∈ ℝ ∧ 0 < (normop‘𝑇)))
118		ledivmul2 11784	. . . . . . 7 ⊢ (((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ∈ ℝ ∧ (normop‘𝑆) ∈ ℝ ∧ ((normop‘𝑇) ∈ ℝ ∧ 0 < (normop‘𝑇))) → (((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) ≤ (normop‘𝑆) ↔ (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇))))
119	114, 115, 117, 118	syl3anc 1369	. . . . . 6 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (((normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) / (normop‘𝑇)) ≤ (normop‘𝑆) ↔ (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇))))
120	113, 119	mpbid 231	. . . . 5 ⊢ (((normop‘𝑇) ≠ 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇)))
121	37, 120	sylanbr 581	. . . 4 ⊢ ((¬ (normop‘𝑇) = 0 ∧ (𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1)) → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇)))
122	36, 121	pm2.61ian 808	. . 3 ⊢ ((𝑥 ∈ ℋ ∧ (normℎ‘𝑥) ≤ 1) → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇)))
123	122	ex 412	. 2 ⊢ (𝑥 ∈ ℋ → ((normℎ‘𝑥) ≤ 1 → (normℎ‘((𝑆 ∘ 𝑇)‘𝑥)) ≤ ((normop‘𝑆) · (normop‘𝑇))))
124	16, 123	mprgbir 3078	1 ⊢ (normop‘(𝑆 ∘ 𝑇)) ≤ ((normop‘𝑆) · (normop‘𝑇))

Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 205   ∧ wa 395   = wceq 1539   ∈ wcel 2108   ≠ wne 2942  ∀wral 3063   class class class wbr 5070   ∘ ccom 5584  ⟶wf 6414  ‘cfv 6418  (class class class)co 7255  ℂcc 10800  ℝcr 10801  0cc0 10802  1c1 10803   · cmul 10807  ℝ^*cxr 10939   < clt 10940   ≤ cle 10941   / cdiv 11562  abscabs 14873   ℋchba 29182   ·_ℎ csm 29184  norm_ℎcno 29186  0_ℎc0v 29187   0_hop ch0o 29206  norm_opcnop 29208  LinOpclo 29210  BndLinOpcbo 29211

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1799  ax-4 1813  ax-5 1914  ax-6 1972  ax-7 2012  ax-8 2110  ax-9 2118  ax-10 2139  ax-11 2156  ax-12 2173  ax-ext 2709  ax-rep 5205  ax-sep 5218  ax-nul 5225  ax-pow 5283  ax-pr 5347  ax-un 7566  ax-inf2 9329  ax-cc 10122  ax-cnex 10858  ax-resscn 10859  ax-1cn 10860  ax-icn 10861  ax-addcl 10862  ax-addrcl 10863  ax-mulcl 10864  ax-mulrcl 10865  ax-mulcom 10866  ax-addass 10867  ax-mulass 10868  ax-distr 10869  ax-i2m1 10870  ax-1ne0 10871  ax-1rid 10872  ax-rnegex 10873  ax-rrecex 10874  ax-cnre 10875  ax-pre-lttri 10876  ax-pre-lttrn 10877  ax-pre-ltadd 10878  ax-pre-mulgt0 10879  ax-pre-sup 10880  ax-addf 10881  ax-mulf 10882  ax-hilex 29262  ax-hfvadd 29263  ax-hvcom 29264  ax-hvass 29265  ax-hv0cl 29266  ax-hvaddid 29267  ax-hfvmul 29268  ax-hvmulid 29269  ax-hvmulass 29270  ax-hvdistr1 29271  ax-hvdistr2 29272  ax-hvmul0 29273  ax-hfi 29342  ax-his1 29345  ax-his2 29346  ax-his3 29347  ax-his4 29348  ax-hcompl 29465

This theorem depends on definitions:  df-bi 206  df-an 396  df-or 844  df-3or 1086  df-3an 1087  df-tru 1542  df-fal 1552  df-ex 1784  df-nf 1788  df-sb 2069  df-mo 2540  df-eu 2569  df-clab 2716  df-cleq 2730  df-clel 2817  df-nfc 2888  df-ne 2943  df-nel 3049  df-ral 3068  df-rex 3069  df-reu 3070  df-rmo 3071  df-rab 3072  df-v 3424  df-sbc 3712  df-csb 3829  df-dif 3886  df-un 3888  df-in 3890  df-ss 3900  df-pss 3902  df-nul 4254  df-if 4457  df-pw 4532  df-sn 4559  df-pr 4561  df-tp 4563  df-op 4565  df-uni 4837  df-int 4877  df-iun 4923  df-iin 4924  df-br 5071  df-opab 5133  df-mpt 5154  df-tr 5188  df-id 5480  df-eprel 5486  df-po 5494  df-so 5495  df-fr 5535  df-se 5536  df-we 5537  df-xp 5586  df-rel 5587  df-cnv 5588  df-co 5589  df-dm 5590  df-rn 5591  df-res 5592  df-ima 5593  df-pred 6191  df-ord 6254  df-on 6255  df-lim 6256  df-suc 6257  df-iota 6376  df-fun 6420  df-fn 6421  df-f 6422  df-f1 6423  df-fo 6424  df-f1o 6425  df-fv 6426  df-isom 6427  df-riota 7212  df-ov 7258  df-oprab 7259  df-mpo 7260  df-of 7511  df-om 7688  df-1st 7804  df-2nd 7805  df-supp 7949  df-frecs 8068  df-wrecs 8099  df-recs 8173  df-rdg 8212  df-1o 8267  df-2o 8268  df-oadd 8271  df-omul 8272  df-er 8456  df-map 8575  df-pm 8576  df-ixp 8644  df-en 8692  df-dom 8693  df-sdom 8694  df-fin 8695  df-fsupp 9059  df-fi 9100  df-sup 9131  df-inf 9132  df-oi 9199  df-card 9628  df-acn 9631  df-pnf 10942  df-mnf 10943  df-xr 10944  df-ltxr 10945  df-le 10946  df-sub 11137  df-neg 11138  df-div 11563  df-nn 11904  df-2 11966  df-3 11967  df-4 11968  df-5 11969  df-6 11970  df-7 11971  df-8 11972  df-9 11973  df-n0 12164  df-z 12250  df-dec 12367  df-uz 12512  df-q 12618  df-rp 12660  df-xneg 12777  df-xadd 12778  df-xmul 12779  df-ioo 13012  df-ico 13014  df-icc 13015  df-fz 13169  df-fzo 13312  df-fl 13440  df-seq 13650  df-exp 13711  df-hash 13973  df-cj 14738  df-re 14739  df-im 14740  df-sqrt 14874  df-abs 14875  df-clim 15125  df-rlim 15126  df-sum 15326  df-struct 16776  df-sets 16793  df-slot 16811  df-ndx 16823  df-base 16841  df-ress 16868  df-plusg 16901  df-mulr 16902  df-starv 16903  df-sca 16904  df-vsca 16905  df-ip 16906  df-tset 16907  df-ple 16908  df-ds 16910  df-unif 16911  df-hom 16912  df-cco 16913  df-rest 17050  df-topn 17051  df-0g 17069  df-gsum 17070  df-topgen 17071  df-pt 17072  df-prds 17075  df-xrs 17130  df-qtop 17135  df-imas 17136  df-xps 17138  df-mre 17212  df-mrc 17213  df-acs 17215  df-mgm 18241  df-sgrp 18290  df-mnd 18301  df-submnd 18346  df-mulg 18616  df-cntz 18838  df-cmn 19303  df-psmet 20502  df-xmet 20503  df-met 20504  df-bl 20505  df-mopn 20506  df-fbas 20507  df-fg 20508  df-cnfld 20511  df-top 21951  df-topon 21968  df-topsp 21990  df-bases 22004  df-cld 22078  df-ntr 22079  df-cls 22080  df-nei 22157  df-cn 22286  df-cnp 22287  df-lm 22288  df-haus 22374  df-tx 22621  df-hmeo 22814  df-fil 22905  df-fm 22997  df-flim 22998  df-flf 22999  df-xms 23381  df-ms 23382  df-tms 23383  df-cfil 24324  df-cau 24325  df-cmet 24326  df-grpo 28756  df-gid 28757  df-ginv 28758  df-gdiv 28759  df-ablo 28808  df-vc 28822  df-nv 28855  df-va 28858  df-ba 28859  df-sm 28860  df-0v 28861  df-vs 28862  df-nmcv 28863  df-ims 28864  df-dip 28964  df-ssp 28985  df-lno 29007  df-nmoo 29008  df-0o 29010  df-ph 29076  df-cbn 29126  df-hnorm 29231  df-hba 29232  df-hvsub 29234  df-hlim 29235  df-hcau 29236  df-sh 29470  df-ch 29484  df-oc 29515  df-ch0 29516  df-shs 29571  df-pjh 29658  df-h0op 30011  df-nmop 30102  df-lnop 30104  df-bdop 30105  df-hmop 30107

This theorem is referenced by:  bdopcoi  30361  unierri  30367