Theorem gsumle 33074

Description: A finite sum in an ordered monoid is monotonic. This proof would be much easier in an ordered group, where an inverse element would be available. (Contributed by Thierry Arnoux, 13-Mar-2018.)

Hypotheses

Ref	Expression
gsumle.b	⊢ 𝐵 = (Base‘𝑀)
gsumle.l	⊢ ≤ = (le‘𝑀)
gsumle.m	⊢ (𝜑 → 𝑀 ∈ oMnd)
gsumle.n	⊢ (𝜑 → 𝑀 ∈ CMnd)
gsumle.a	⊢ (𝜑 → 𝐴 ∈ Fin)
gsumle.f	⊢ (𝜑 → 𝐹:𝐴⟶𝐵)
gsumle.g	⊢ (𝜑 → 𝐺:𝐴⟶𝐵)
gsumle.c	⊢ (𝜑 → 𝐹 ∘r ≤ 𝐺)

Assertion

Ref	Expression
gsumle	⊢ (𝜑 → (𝑀 Σg 𝐹) ≤ (𝑀 Σg 𝐺))

Proof of Theorem gsumle

Dummy variables 𝑒 𝑎 𝑦 𝑧 𝑥 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		gsumle.a	. . 3 ⊢ (𝜑 → 𝐴 ∈ Fin)
2		ssid 4031	. . . 4 ⊢ 𝐴 ⊆ 𝐴
3		sseq1 4034	. . . . . . . 8 ⊢ (𝑎 = ∅ → (𝑎 ⊆ 𝐴 ↔ ∅ ⊆ 𝐴))
4	3	anbi2d 629	. . . . . . 7 ⊢ (𝑎 = ∅ → ((𝜑 ∧ 𝑎 ⊆ 𝐴) ↔ (𝜑 ∧ ∅ ⊆ 𝐴)))
5		reseq2 6004	. . . . . . . . 9 ⊢ (𝑎 = ∅ → (𝐹 ↾ 𝑎) = (𝐹 ↾ ∅))
6	5	oveq2d 7464	. . . . . . . 8 ⊢ (𝑎 = ∅ → (𝑀 Σg (𝐹 ↾ 𝑎)) = (𝑀 Σg (𝐹 ↾ ∅)))
7		reseq2 6004	. . . . . . . . 9 ⊢ (𝑎 = ∅ → (𝐺 ↾ 𝑎) = (𝐺 ↾ ∅))
8	7	oveq2d 7464	. . . . . . . 8 ⊢ (𝑎 = ∅ → (𝑀 Σg (𝐺 ↾ 𝑎)) = (𝑀 Σg (𝐺 ↾ ∅)))
9	6, 8	breq12d 5179	. . . . . . 7 ⊢ (𝑎 = ∅ → ((𝑀 Σg (𝐹 ↾ 𝑎)) ≤ (𝑀 Σg (𝐺 ↾ 𝑎)) ↔ (𝑀 Σg (𝐹 ↾ ∅)) ≤ (𝑀 Σg (𝐺 ↾ ∅))))
10	4, 9	imbi12d 344	. . . . . 6 ⊢ (𝑎 = ∅ → (((𝜑 ∧ 𝑎 ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝑎)) ≤ (𝑀 Σg (𝐺 ↾ 𝑎))) ↔ ((𝜑 ∧ ∅ ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ ∅)) ≤ (𝑀 Σg (𝐺 ↾ ∅)))))
11		sseq1 4034	. . . . . . . 8 ⊢ (𝑎 = 𝑒 → (𝑎 ⊆ 𝐴 ↔ 𝑒 ⊆ 𝐴))
12	11	anbi2d 629	. . . . . . 7 ⊢ (𝑎 = 𝑒 → ((𝜑 ∧ 𝑎 ⊆ 𝐴) ↔ (𝜑 ∧ 𝑒 ⊆ 𝐴)))
13		reseq2 6004	. . . . . . . . 9 ⊢ (𝑎 = 𝑒 → (𝐹 ↾ 𝑎) = (𝐹 ↾ 𝑒))
14	13	oveq2d 7464	. . . . . . . 8 ⊢ (𝑎 = 𝑒 → (𝑀 Σg (𝐹 ↾ 𝑎)) = (𝑀 Σg (𝐹 ↾ 𝑒)))
15		reseq2 6004	. . . . . . . . 9 ⊢ (𝑎 = 𝑒 → (𝐺 ↾ 𝑎) = (𝐺 ↾ 𝑒))
16	15	oveq2d 7464	. . . . . . . 8 ⊢ (𝑎 = 𝑒 → (𝑀 Σg (𝐺 ↾ 𝑎)) = (𝑀 Σg (𝐺 ↾ 𝑒)))
17	14, 16	breq12d 5179	. . . . . . 7 ⊢ (𝑎 = 𝑒 → ((𝑀 Σg (𝐹 ↾ 𝑎)) ≤ (𝑀 Σg (𝐺 ↾ 𝑎)) ↔ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))))
18	12, 17	imbi12d 344	. . . . . 6 ⊢ (𝑎 = 𝑒 → (((𝜑 ∧ 𝑎 ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝑎)) ≤ (𝑀 Σg (𝐺 ↾ 𝑎))) ↔ ((𝜑 ∧ 𝑒 ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒)))))
19		sseq1 4034	. . . . . . . 8 ⊢ (𝑎 = (𝑒 ∪ {𝑦}) → (𝑎 ⊆ 𝐴 ↔ (𝑒 ∪ {𝑦}) ⊆ 𝐴))
20	19	anbi2d 629	. . . . . . 7 ⊢ (𝑎 = (𝑒 ∪ {𝑦}) → ((𝜑 ∧ 𝑎 ⊆ 𝐴) ↔ (𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴)))
21		reseq2 6004	. . . . . . . . 9 ⊢ (𝑎 = (𝑒 ∪ {𝑦}) → (𝐹 ↾ 𝑎) = (𝐹 ↾ (𝑒 ∪ {𝑦})))
22	21	oveq2d 7464	. . . . . . . 8 ⊢ (𝑎 = (𝑒 ∪ {𝑦}) → (𝑀 Σg (𝐹 ↾ 𝑎)) = (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))))
23		reseq2 6004	. . . . . . . . 9 ⊢ (𝑎 = (𝑒 ∪ {𝑦}) → (𝐺 ↾ 𝑎) = (𝐺 ↾ (𝑒 ∪ {𝑦})))
24	23	oveq2d 7464	. . . . . . . 8 ⊢ (𝑎 = (𝑒 ∪ {𝑦}) → (𝑀 Σg (𝐺 ↾ 𝑎)) = (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))))
25	22, 24	breq12d 5179	. . . . . . 7 ⊢ (𝑎 = (𝑒 ∪ {𝑦}) → ((𝑀 Σg (𝐹 ↾ 𝑎)) ≤ (𝑀 Σg (𝐺 ↾ 𝑎)) ↔ (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) ≤ (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦})))))
26	20, 25	imbi12d 344	. . . . . 6 ⊢ (𝑎 = (𝑒 ∪ {𝑦}) → (((𝜑 ∧ 𝑎 ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝑎)) ≤ (𝑀 Σg (𝐺 ↾ 𝑎))) ↔ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) ≤ (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))))))
27		sseq1 4034	. . . . . . . 8 ⊢ (𝑎 = 𝐴 → (𝑎 ⊆ 𝐴 ↔ 𝐴 ⊆ 𝐴))
28	27	anbi2d 629	. . . . . . 7 ⊢ (𝑎 = 𝐴 → ((𝜑 ∧ 𝑎 ⊆ 𝐴) ↔ (𝜑 ∧ 𝐴 ⊆ 𝐴)))
29		reseq2 6004	. . . . . . . . 9 ⊢ (𝑎 = 𝐴 → (𝐹 ↾ 𝑎) = (𝐹 ↾ 𝐴))
30	29	oveq2d 7464	. . . . . . . 8 ⊢ (𝑎 = 𝐴 → (𝑀 Σg (𝐹 ↾ 𝑎)) = (𝑀 Σg (𝐹 ↾ 𝐴)))
31		reseq2 6004	. . . . . . . . 9 ⊢ (𝑎 = 𝐴 → (𝐺 ↾ 𝑎) = (𝐺 ↾ 𝐴))
32	31	oveq2d 7464	. . . . . . . 8 ⊢ (𝑎 = 𝐴 → (𝑀 Σg (𝐺 ↾ 𝑎)) = (𝑀 Σg (𝐺 ↾ 𝐴)))
33	30, 32	breq12d 5179	. . . . . . 7 ⊢ (𝑎 = 𝐴 → ((𝑀 Σg (𝐹 ↾ 𝑎)) ≤ (𝑀 Σg (𝐺 ↾ 𝑎)) ↔ (𝑀 Σg (𝐹 ↾ 𝐴)) ≤ (𝑀 Σg (𝐺 ↾ 𝐴))))
34	28, 33	imbi12d 344	. . . . . 6 ⊢ (𝑎 = 𝐴 → (((𝜑 ∧ 𝑎 ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝑎)) ≤ (𝑀 Σg (𝐺 ↾ 𝑎))) ↔ ((𝜑 ∧ 𝐴 ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝐴)) ≤ (𝑀 Σg (𝐺 ↾ 𝐴)))))
35		gsumle.m	. . . . . . . . . 10 ⊢ (𝜑 → 𝑀 ∈ oMnd)
36		omndtos 33055	. . . . . . . . . 10 ⊢ (𝑀 ∈ oMnd → 𝑀 ∈ Toset)
37		tospos 18490	. . . . . . . . . 10 ⊢ (𝑀 ∈ Toset → 𝑀 ∈ Poset)
38	35, 36, 37	3syl 18	. . . . . . . . 9 ⊢ (𝜑 → 𝑀 ∈ Poset)
39		res0 6013	. . . . . . . . . . . 12 ⊢ (𝐹 ↾ ∅) = ∅
40	39	oveq2i 7459	. . . . . . . . . . 11 ⊢ (𝑀 Σg (𝐹 ↾ ∅)) = (𝑀 Σg ∅)
41		eqid 2740	. . . . . . . . . . . 12 ⊢ (0g‘𝑀) = (0g‘𝑀)
42	41	gsum0 18722	. . . . . . . . . . 11 ⊢ (𝑀 Σg ∅) = (0g‘𝑀)
43	40, 42	eqtri 2768	. . . . . . . . . 10 ⊢ (𝑀 Σg (𝐹 ↾ ∅)) = (0g‘𝑀)
44		omndmnd 33054	. . . . . . . . . . 11 ⊢ (𝑀 ∈ oMnd → 𝑀 ∈ Mnd)
45		gsumle.b	. . . . . . . . . . . 12 ⊢ 𝐵 = (Base‘𝑀)
46	45, 41	mndidcl 18787	. . . . . . . . . . 11 ⊢ (𝑀 ∈ Mnd → (0g‘𝑀) ∈ 𝐵)
47	35, 44, 46	3syl 18	. . . . . . . . . 10 ⊢ (𝜑 → (0g‘𝑀) ∈ 𝐵)
48	43, 47	eqeltrid 2848	. . . . . . . . 9 ⊢ (𝜑 → (𝑀 Σg (𝐹 ↾ ∅)) ∈ 𝐵)
49		gsumle.l	. . . . . . . . . 10 ⊢ ≤ = (le‘𝑀)
50	45, 49	posref 18388	. . . . . . . . 9 ⊢ ((𝑀 ∈ Poset ∧ (𝑀 Σg (𝐹 ↾ ∅)) ∈ 𝐵) → (𝑀 Σg (𝐹 ↾ ∅)) ≤ (𝑀 Σg (𝐹 ↾ ∅)))
51	38, 48, 50	syl2anc 583	. . . . . . . 8 ⊢ (𝜑 → (𝑀 Σg (𝐹 ↾ ∅)) ≤ (𝑀 Σg (𝐹 ↾ ∅)))
52		res0 6013	. . . . . . . . . 10 ⊢ (𝐺 ↾ ∅) = ∅
53	39, 52	eqtr4i 2771	. . . . . . . . 9 ⊢ (𝐹 ↾ ∅) = (𝐺 ↾ ∅)
54	53	oveq2i 7459	. . . . . . . 8 ⊢ (𝑀 Σg (𝐹 ↾ ∅)) = (𝑀 Σg (𝐺 ↾ ∅))
55	51, 54	breqtrdi 5207	. . . . . . 7 ⊢ (𝜑 → (𝑀 Σg (𝐹 ↾ ∅)) ≤ (𝑀 Σg (𝐺 ↾ ∅)))
56	55	adantr 480	. . . . . 6 ⊢ ((𝜑 ∧ ∅ ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ ∅)) ≤ (𝑀 Σg (𝐺 ↾ ∅)))
57		ssun1 4201	. . . . . . . . . 10 ⊢ 𝑒 ⊆ (𝑒 ∪ {𝑦})
58		sstr2 4015	. . . . . . . . . 10 ⊢ (𝑒 ⊆ (𝑒 ∪ {𝑦}) → ((𝑒 ∪ {𝑦}) ⊆ 𝐴 → 𝑒 ⊆ 𝐴))
59	57, 58	ax-mp 5	. . . . . . . . 9 ⊢ ((𝑒 ∪ {𝑦}) ⊆ 𝐴 → 𝑒 ⊆ 𝐴)
60	59	anim2i 616	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝜑 ∧ 𝑒 ⊆ 𝐴))
61	60	imim1i 63	. . . . . . 7 ⊢ (((𝜑 ∧ 𝑒 ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))))
62		simplr 768	. . . . . . . . . 10 ⊢ ((((𝑒 ∈ Fin ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴)) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴))
63		simpllr 775	. . . . . . . . . 10 ⊢ ((((𝑒 ∈ Fin ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴)) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → ¬ 𝑦 ∈ 𝑒)
64		simpr 484	. . . . . . . . . 10 ⊢ ((((𝑒 ∈ Fin ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴)) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒)))
65		eqid 2740	. . . . . . . . . . . 12 ⊢ (+g‘𝑀) = (+g‘𝑀)
66	35	ad3antrrr 729	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → 𝑀 ∈ oMnd)
67		gsumle.g	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝐺:𝐴⟶𝐵)
68	67	ad2antrr 725	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝐺:𝐴⟶𝐵)
69		simplr 768	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑒 ∪ {𝑦}) ⊆ 𝐴)
70		ssun2 4202	. . . . . . . . . . . . . . . . 17 ⊢ {𝑦} ⊆ (𝑒 ∪ {𝑦})
71		vex 3492	. . . . . . . . . . . . . . . . . 18 ⊢ 𝑦 ∈ V
72	71	snss 4810	. . . . . . . . . . . . . . . . 17 ⊢ (𝑦 ∈ (𝑒 ∪ {𝑦}) ↔ {𝑦} ⊆ (𝑒 ∪ {𝑦}))
73	70, 72	mpbir 231	. . . . . . . . . . . . . . . 16 ⊢ 𝑦 ∈ (𝑒 ∪ {𝑦})
74	73	a1i 11	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝑦 ∈ (𝑒 ∪ {𝑦}))
75	69, 74	sseldd 4009	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝑦 ∈ 𝐴)
76	68, 75	ffvelcdmd 7119	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐺‘𝑦) ∈ 𝐵)
77	76	adantr 480	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝐺‘𝑦) ∈ 𝐵)
78		gsumle.n	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝑀 ∈ CMnd)
79	78	ad2antrr 725	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝑀 ∈ CMnd)
80		vex 3492	. . . . . . . . . . . . . . 15 ⊢ 𝑒 ∈ V
81	80	a1i 11	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝑒 ∈ V)
82		gsumle.f	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → 𝐹:𝐴⟶𝐵)
83	82	ad2antrr 725	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝐹:𝐴⟶𝐵)
84	57, 69	sstrid 4020	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝑒 ⊆ 𝐴)
85	83, 84	fssresd 6788	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐹 ↾ 𝑒):𝑒⟶𝐵)
86	1	ad2antrr 725	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝐴 ∈ Fin)
87		fvexd 6935	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (0g‘𝑀) ∈ V)
88	83, 86, 87	fdmfifsupp 9444	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝐹 finSupp (0g‘𝑀))
89	88, 87	fsuppres 9462	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐹 ↾ 𝑒) finSupp (0g‘𝑀))
90	45, 41, 79, 81, 85, 89	gsumcl 19957	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝐹 ↾ 𝑒)) ∈ 𝐵)
91	90	adantr 480	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑀 Σg (𝐹 ↾ 𝑒)) ∈ 𝐵)
92	83, 75	ffvelcdmd 7119	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐹‘𝑦) ∈ 𝐵)
93	92	adantr 480	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝐹‘𝑦) ∈ 𝐵)
94	68, 84	fssresd 6788	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐺 ↾ 𝑒):𝑒⟶𝐵)
95		ssfi 9240	. . . . . . . . . . . . . . . 16 ⊢ ((𝐴 ∈ Fin ∧ 𝑒 ⊆ 𝐴) → 𝑒 ∈ Fin)
96	86, 84, 95	syl2anc 583	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝑒 ∈ Fin)
97	94, 96, 87	fdmfifsupp 9444	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐺 ↾ 𝑒) finSupp (0g‘𝑀))
98	45, 41, 79, 81, 94, 97	gsumcl 19957	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝐺 ↾ 𝑒)) ∈ 𝐵)
99	98	adantr 480	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑀 Σg (𝐺 ↾ 𝑒)) ∈ 𝐵)
100		simpr 484	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒)))
101		simpll 766	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝜑)
102		gsumle.c	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝐹 ∘r ≤ 𝐺)
103	102	ad2antrr 725	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝐹 ∘r ≤ 𝐺)
104	82	ffnd 6748	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝐹 Fn 𝐴)
105	67	ffnd 6748	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → 𝐺 Fn 𝐴)
106		inidm 4248	. . . . . . . . . . . . . . 15 ⊢ (𝐴 ∩ 𝐴) = 𝐴
107		eqidd 2741	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝐴) → (𝐹‘𝑦) = (𝐹‘𝑦))
108		eqidd 2741	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 𝑦 ∈ 𝐴) → (𝐺‘𝑦) = (𝐺‘𝑦))
109	104, 105, 1, 1, 106, 107, 108	ofrval 7726	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 𝐹 ∘r ≤ 𝐺 ∧ 𝑦 ∈ 𝐴) → (𝐹‘𝑦) ≤ (𝐺‘𝑦))
110	101, 103, 75, 109	syl3anc 1371	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐹‘𝑦) ≤ (𝐺‘𝑦))
111	110	adantr 480	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝐹‘𝑦) ≤ (𝐺‘𝑦))
112	79	adantr 480	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → 𝑀 ∈ CMnd)
113	45, 49, 65, 66, 77, 91, 93, 99, 100, 111, 112	omndadd2d 33058	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → ((𝑀 Σg (𝐹 ↾ 𝑒))(+g‘𝑀)(𝐹‘𝑦)) ≤ ((𝑀 Σg (𝐺 ↾ 𝑒))(+g‘𝑀)(𝐺‘𝑦)))
114	96	adantr 480	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → 𝑒 ∈ Fin)
115	82	ad2antrr 725	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ 𝑧 ∈ 𝑒) → 𝐹:𝐴⟶𝐵)
116		simplr 768	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ 𝑧 ∈ 𝑒) → (𝑒 ∪ {𝑦}) ⊆ 𝐴)
117		elun1 4205	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝑧 ∈ 𝑒 → 𝑧 ∈ (𝑒 ∪ {𝑦}))
118	117	adantl 481	. . . . . . . . . . . . . . . . . 18 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ 𝑧 ∈ 𝑒) → 𝑧 ∈ (𝑒 ∪ {𝑦}))
119	116, 118	sseldd 4009	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ 𝑧 ∈ 𝑒) → 𝑧 ∈ 𝐴)
120	115, 119	ffvelcdmd 7119	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ 𝑧 ∈ 𝑒) → (𝐹‘𝑧) ∈ 𝐵)
121	120	ex 412	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑧 ∈ 𝑒 → (𝐹‘𝑧) ∈ 𝐵))
122	121	ad2antrr 725	. . . . . . . . . . . . . 14 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑧 ∈ 𝑒 → (𝐹‘𝑧) ∈ 𝐵))
123	122	imp 406	. . . . . . . . . . . . 13 ⊢ (((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) ∧ 𝑧 ∈ 𝑒) → (𝐹‘𝑧) ∈ 𝐵)
124	71	a1i 11	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → 𝑦 ∈ V)
125		simplr 768	. . . . . . . . . . . . 13 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → ¬ 𝑦 ∈ 𝑒)
126		fveq2 6920	. . . . . . . . . . . . 13 ⊢ (𝑧 = 𝑦 → (𝐹‘𝑧) = (𝐹‘𝑦))
127	45, 65, 112, 114, 123, 124, 125, 93, 126	gsumunsn 20002	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑀 Σg (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐹‘𝑧))) = ((𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐹‘𝑧)))(+g‘𝑀)(𝐹‘𝑦)))
128	83, 69	feqresmpt 6991	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐹 ↾ (𝑒 ∪ {𝑦})) = (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐹‘𝑧)))
129	128	oveq2d 7464	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) = (𝑀 Σg (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐹‘𝑧))))
130	83, 84	feqresmpt 6991	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐹 ↾ 𝑒) = (𝑧 ∈ 𝑒 ↦ (𝐹‘𝑧)))
131	130	oveq2d 7464	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝐹 ↾ 𝑒)) = (𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐹‘𝑧))))
132	131	oveq1d 7463	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → ((𝑀 Σg (𝐹 ↾ 𝑒))(+g‘𝑀)(𝐹‘𝑦)) = ((𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐹‘𝑧)))(+g‘𝑀)(𝐹‘𝑦)))
133	129, 132	eqeq12d 2756	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → ((𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) = ((𝑀 Σg (𝐹 ↾ 𝑒))(+g‘𝑀)(𝐹‘𝑦)) ↔ (𝑀 Σg (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐹‘𝑧))) = ((𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐹‘𝑧)))(+g‘𝑀)(𝐹‘𝑦))))
134	133	adantr 480	. . . . . . . . . . . 12 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → ((𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) = ((𝑀 Σg (𝐹 ↾ 𝑒))(+g‘𝑀)(𝐹‘𝑦)) ↔ (𝑀 Σg (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐹‘𝑧))) = ((𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐹‘𝑧)))(+g‘𝑀)(𝐹‘𝑦))))
135	127, 134	mpbird 257	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) = ((𝑀 Σg (𝐹 ↾ 𝑒))(+g‘𝑀)(𝐹‘𝑦)))
136	67	adantr 480	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → 𝐺:𝐴⟶𝐵)
137	136	ad2antrr 725	. . . . . . . . . . . . . . . . 17 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ 𝑧 ∈ 𝑒) → 𝐺:𝐴⟶𝐵)
138	119	adantlr 714	. . . . . . . . . . . . . . . . 17 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ 𝑧 ∈ 𝑒) → 𝑧 ∈ 𝐴)
139	137, 138	ffvelcdmd 7119	. . . . . . . . . . . . . . . 16 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ 𝑧 ∈ 𝑒) → (𝐺‘𝑧) ∈ 𝐵)
140	71	a1i 11	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝑦 ∈ V)
141		simpr 484	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → ¬ 𝑦 ∈ 𝑒)
142		fveq2 6920	. . . . . . . . . . . . . . . 16 ⊢ (𝑧 = 𝑦 → (𝐺‘𝑧) = (𝐺‘𝑦))
143	45, 65, 79, 96, 139, 140, 141, 76, 142	gsumunsn 20002	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐺‘𝑧))) = ((𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐺‘𝑧)))(+g‘𝑀)(𝐺‘𝑦)))
144		simpr 484	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑒 ∪ {𝑦}) ⊆ 𝐴)
145	136, 144	feqresmpt 6991	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝐺 ↾ (𝑒 ∪ {𝑦})) = (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐺‘𝑧)))
146	145	oveq2d 7464	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))) = (𝑀 Σg (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐺‘𝑧))))
147		resabs1 6036	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝑒 ⊆ (𝑒 ∪ {𝑦}) → ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒) = (𝐺 ↾ 𝑒))
148	57, 147	mp1i 13	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒) = (𝐺 ↾ 𝑒))
149	59	adantl 481	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → 𝑒 ⊆ 𝐴)
150	136, 149	feqresmpt 6991	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝐺 ↾ 𝑒) = (𝑧 ∈ 𝑒 ↦ (𝐺‘𝑧)))
151	148, 150	eqtrd 2780	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒) = (𝑧 ∈ 𝑒 ↦ (𝐺‘𝑧)))
152	151	oveq2d 7464	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒)) = (𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐺‘𝑧))))
153		resabs1 6036	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ({𝑦} ⊆ (𝑒 ∪ {𝑦}) → ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦}) = (𝐺 ↾ {𝑦}))
154	70, 153	mp1i 13	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦}) = (𝐺 ↾ {𝑦}))
155	70, 144	sstrid 4020	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → {𝑦} ⊆ 𝐴)
156	136, 155	feqresmpt 6991	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝐺 ↾ {𝑦}) = (𝑧 ∈ {𝑦} ↦ (𝐺‘𝑧)))
157	154, 156	eqtrd 2780	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦}) = (𝑧 ∈ {𝑦} ↦ (𝐺‘𝑧)))
158	157	oveq2d 7464	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦})) = (𝑀 Σg (𝑧 ∈ {𝑦} ↦ (𝐺‘𝑧))))
159	35, 44	syl 17	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝜑 → 𝑀 ∈ Mnd)
160	159	adantr 480	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → 𝑀 ∈ Mnd)
161	71	a1i 11	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → 𝑦 ∈ V)
162	73	a1i 11	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → 𝑦 ∈ (𝑒 ∪ {𝑦}))
163	144, 162	sseldd 4009	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → 𝑦 ∈ 𝐴)
164	136, 163	ffvelcdmd 7119	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝐺‘𝑦) ∈ 𝐵)
165	142	adantl 481	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ 𝑧 = 𝑦) → (𝐺‘𝑧) = (𝐺‘𝑦))
166	45, 160, 161, 164, 165	gsumsnd 19994	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg (𝑧 ∈ {𝑦} ↦ (𝐺‘𝑧))) = (𝐺‘𝑦))
167	158, 166	eqtrd 2780	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦})) = (𝐺‘𝑦))
168	152, 167	oveq12d 7466	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → ((𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒))(+g‘𝑀)(𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦}))) = ((𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐺‘𝑧)))(+g‘𝑀)(𝐺‘𝑦)))
169	146, 168	eqeq12d 2756	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → ((𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))) = ((𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒))(+g‘𝑀)(𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦}))) ↔ (𝑀 Σg (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐺‘𝑧))) = ((𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐺‘𝑧)))(+g‘𝑀)(𝐺‘𝑦))))
170	169	adantr 480	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → ((𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))) = ((𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒))(+g‘𝑀)(𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦}))) ↔ (𝑀 Σg (𝑧 ∈ (𝑒 ∪ {𝑦}) ↦ (𝐺‘𝑧))) = ((𝑀 Σg (𝑧 ∈ 𝑒 ↦ (𝐺‘𝑧)))(+g‘𝑀)(𝐺‘𝑦))))
171	143, 170	mpbird 257	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))) = ((𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒))(+g‘𝑀)(𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦}))))
172	57, 147	ax-mp 5	. . . . . . . . . . . . . . . 16 ⊢ ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒) = (𝐺 ↾ 𝑒)
173	172	oveq2i 7459	. . . . . . . . . . . . . . 15 ⊢ (𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒)) = (𝑀 Σg (𝐺 ↾ 𝑒))
174	70, 153	ax-mp 5	. . . . . . . . . . . . . . . 16 ⊢ ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦}) = (𝐺 ↾ {𝑦})
175	174	oveq2i 7459	. . . . . . . . . . . . . . 15 ⊢ (𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦})) = (𝑀 Σg (𝐺 ↾ {𝑦}))
176	173, 175	oveq12i 7460	. . . . . . . . . . . . . 14 ⊢ ((𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ 𝑒))(+g‘𝑀)(𝑀 Σg ((𝐺 ↾ (𝑒 ∪ {𝑦})) ↾ {𝑦}))) = ((𝑀 Σg (𝐺 ↾ 𝑒))(+g‘𝑀)(𝑀 Σg (𝐺 ↾ {𝑦})))
177	171, 176	eqtrdi 2796	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))) = ((𝑀 Σg (𝐺 ↾ 𝑒))(+g‘𝑀)(𝑀 Σg (𝐺 ↾ {𝑦}))))
178	70, 69	sstrid 4020	. . . . . . . . . . . . . . . . 17 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → {𝑦} ⊆ 𝐴)
179	68, 178	feqresmpt 6991	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝐺 ↾ {𝑦}) = (𝑥 ∈ {𝑦} ↦ (𝐺‘𝑥)))
180	179	oveq2d 7464	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝐺 ↾ {𝑦})) = (𝑀 Σg (𝑥 ∈ {𝑦} ↦ (𝐺‘𝑥))))
181		cmnmnd 19839	. . . . . . . . . . . . . . . . 17 ⊢ (𝑀 ∈ CMnd → 𝑀 ∈ Mnd)
182	79, 181	syl 17	. . . . . . . . . . . . . . . 16 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → 𝑀 ∈ Mnd)
183		fveq2 6920	. . . . . . . . . . . . . . . . 17 ⊢ (𝑥 = 𝑦 → (𝐺‘𝑥) = (𝐺‘𝑦))
184	45, 183	gsumsn 19996	. . . . . . . . . . . . . . . 16 ⊢ ((𝑀 ∈ Mnd ∧ 𝑦 ∈ V ∧ (𝐺‘𝑦) ∈ 𝐵) → (𝑀 Σg (𝑥 ∈ {𝑦} ↦ (𝐺‘𝑥))) = (𝐺‘𝑦))
185	182, 140, 76, 184	syl3anc 1371	. . . . . . . . . . . . . . 15 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝑥 ∈ {𝑦} ↦ (𝐺‘𝑥))) = (𝐺‘𝑦))
186	180, 185	eqtrd 2780	. . . . . . . . . . . . . 14 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝐺 ↾ {𝑦})) = (𝐺‘𝑦))
187	186	oveq2d 7464	. . . . . . . . . . . . 13 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → ((𝑀 Σg (𝐺 ↾ 𝑒))(+g‘𝑀)(𝑀 Σg (𝐺 ↾ {𝑦}))) = ((𝑀 Σg (𝐺 ↾ 𝑒))(+g‘𝑀)(𝐺‘𝑦)))
188	177, 187	eqtrd 2780	. . . . . . . . . . . 12 ⊢ (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) → (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))) = ((𝑀 Σg (𝐺 ↾ 𝑒))(+g‘𝑀)(𝐺‘𝑦)))
189	188	adantr 480	. . . . . . . . . . 11 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))) = ((𝑀 Σg (𝐺 ↾ 𝑒))(+g‘𝑀)(𝐺‘𝑦)))
190	113, 135, 189	3brtr4d 5198	. . . . . . . . . 10 ⊢ ((((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) ≤ (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))))
191	62, 63, 64, 190	syl21anc 837	. . . . . . . . 9 ⊢ ((((𝑒 ∈ Fin ∧ ¬ 𝑦 ∈ 𝑒) ∧ (𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴)) ∧ (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) ≤ (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))))
192	191	exp31 419	. . . . . . . 8 ⊢ ((𝑒 ∈ Fin ∧ ¬ 𝑦 ∈ 𝑒) → ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → ((𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒)) → (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) ≤ (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))))))
193	192	a2d 29	. . . . . . 7 ⊢ ((𝑒 ∈ Fin ∧ ¬ 𝑦 ∈ 𝑒) → (((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) ≤ (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))))))
194	61, 193	syl5 34	. . . . . 6 ⊢ ((𝑒 ∈ Fin ∧ ¬ 𝑦 ∈ 𝑒) → (((𝜑 ∧ 𝑒 ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝑒)) ≤ (𝑀 Σg (𝐺 ↾ 𝑒))) → ((𝜑 ∧ (𝑒 ∪ {𝑦}) ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ (𝑒 ∪ {𝑦}))) ≤ (𝑀 Σg (𝐺 ↾ (𝑒 ∪ {𝑦}))))))
195	10, 18, 26, 34, 56, 194	findcard2s 9231	. . . . 5 ⊢ (𝐴 ∈ Fin → ((𝜑 ∧ 𝐴 ⊆ 𝐴) → (𝑀 Σg (𝐹 ↾ 𝐴)) ≤ (𝑀 Σg (𝐺 ↾ 𝐴))))
196	195	imp 406	. . . 4 ⊢ ((𝐴 ∈ Fin ∧ (𝜑 ∧ 𝐴 ⊆ 𝐴)) → (𝑀 Σg (𝐹 ↾ 𝐴)) ≤ (𝑀 Σg (𝐺 ↾ 𝐴)))
197	2, 196	mpanr2 703	. . 3 ⊢ ((𝐴 ∈ Fin ∧ 𝜑) → (𝑀 Σg (𝐹 ↾ 𝐴)) ≤ (𝑀 Σg (𝐺 ↾ 𝐴)))
198	1, 197	mpancom 687	. 2 ⊢ (𝜑 → (𝑀 Σg (𝐹 ↾ 𝐴)) ≤ (𝑀 Σg (𝐺 ↾ 𝐴)))
199		fnresdm 6699	. . . 4 ⊢ (𝐹 Fn 𝐴 → (𝐹 ↾ 𝐴) = 𝐹)
200	104, 199	syl 17	. . 3 ⊢ (𝜑 → (𝐹 ↾ 𝐴) = 𝐹)
201	200	oveq2d 7464	. 2 ⊢ (𝜑 → (𝑀 Σg (𝐹 ↾ 𝐴)) = (𝑀 Σg 𝐹))
202		fnresdm 6699	. . . 4 ⊢ (𝐺 Fn 𝐴 → (𝐺 ↾ 𝐴) = 𝐺)
203	105, 202	syl 17	. . 3 ⊢ (𝜑 → (𝐺 ↾ 𝐴) = 𝐺)
204	203	oveq2d 7464	. 2 ⊢ (𝜑 → (𝑀 Σg (𝐺 ↾ 𝐴)) = (𝑀 Σg 𝐺))
205	198, 201, 204	3brtr3d 5197	1 ⊢ (𝜑 → (𝑀 Σg 𝐹) ≤ (𝑀 Σg 𝐺))

Syntax hints:  ¬ wn 3   → wi 4   ↔ wb 206   ∧ wa 395   = wceq 1537   ∈ wcel 2108  Vcvv 3488   ∪ cun 3974   ⊆ wss 3976  ∅c0 4352  {csn 4648   class class class wbr 5166   ↦ cmpt 5249   ↾ cres 5702   Fn wfn 6568  ⟶wf 6569  ‘cfv 6573  (class class class)co 7448   ∘_r cofr 7713  Fincfn 9003  Basecbs 17258  +_gcplusg 17311  lecple 17318  0_gc0g 17499   Σ_g cgsu 17500  Posetcpo 18377  Tosetctos 18486  Mndcmnd 18772  CMndccmn 19822  oMndcomnd 33047

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1793  ax-4 1807  ax-5 1909  ax-6 1967  ax-7 2007  ax-8 2110  ax-9 2118  ax-10 2141  ax-11 2158  ax-12 2178  ax-ext 2711  ax-rep 5303  ax-sep 5317  ax-nul 5324  ax-pow 5383  ax-pr 5447  ax-un 7770  ax-cnex 11240  ax-resscn 11241  ax-1cn 11242  ax-icn 11243  ax-addcl 11244  ax-addrcl 11245  ax-mulcl 11246  ax-mulrcl 11247  ax-mulcom 11248  ax-addass 11249  ax-mulass 11250  ax-distr 11251  ax-i2m1 11252  ax-1ne0 11253  ax-1rid 11254  ax-rnegex 11255  ax-rrecex 11256  ax-cnre 11257  ax-pre-lttri 11258  ax-pre-lttrn 11259  ax-pre-ltadd 11260  ax-pre-mulgt0 11261

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 847  df-3or 1088  df-3an 1089  df-tru 1540  df-fal 1550  df-ex 1778  df-nf 1782  df-sb 2065  df-mo 2543  df-eu 2572  df-clab 2718  df-cleq 2732  df-clel 2819  df-nfc 2895  df-ne 2947  df-nel 3053  df-ral 3068  df-rex 3077  df-rmo 3388  df-reu 3389  df-rab 3444  df-v 3490  df-sbc 3805  df-csb 3922  df-dif 3979  df-un 3981  df-in 3983  df-ss 3993  df-pss 3996  df-nul 4353  df-if 4549  df-pw 4624  df-sn 4649  df-pr 4651  df-op 4655  df-uni 4932  df-int 4971  df-iun 5017  df-iin 5018  df-br 5167  df-opab 5229  df-mpt 5250  df-tr 5284  df-id 5593  df-eprel 5599  df-po 5607  df-so 5608  df-fr 5652  df-se 5653  df-we 5654  df-xp 5706  df-rel 5707  df-cnv 5708  df-co 5709  df-dm 5710  df-rn 5711  df-res 5712  df-ima 5713  df-pred 6332  df-ord 6398  df-on 6399  df-lim 6400  df-suc 6401  df-iota 6525  df-fun 6575  df-fn 6576  df-f 6577  df-f1 6578  df-fo 6579  df-f1o 6580  df-fv 6581  df-isom 6582  df-riota 7404  df-ov 7451  df-oprab 7452  df-mpo 7453  df-of 7714  df-ofr 7715  df-om 7904  df-1st 8030  df-2nd 8031  df-supp 8202  df-frecs 8322  df-wrecs 8353  df-recs 8427  df-rdg 8466  df-1o 8522  df-2o 8523  df-er 8763  df-en 9004  df-dom 9005  df-sdom 9006  df-fin 9007  df-fsupp 9432  df-oi 9579  df-card 10008  df-pnf 11326  df-mnf 11327  df-xr 11328  df-ltxr 11329  df-le 11330  df-sub 11522  df-neg 11523  df-nn 12294  df-2 12356  df-n0 12554  df-z 12640  df-uz 12904  df-fz 13568  df-fzo 13712  df-seq 14053  df-hash 14380  df-sets 17211  df-slot 17229  df-ndx 17241  df-base 17259  df-ress 17288  df-plusg 17324  df-0g 17501  df-gsum 17502  df-mre 17644  df-mrc 17645  df-acs 17647  df-proset 18365  df-poset 18383  df-toset 18487  df-mgm 18678  df-sgrp 18757  df-mnd 18773  df-submnd 18819  df-mulg 19108  df-cntz 19357  df-cmn 19824  df-omnd 33049

This theorem is referenced by: (None)