Theorem gsumbagdiaglemOLD 21377

Description: Obsolete version of gsumbagdiaglem 21380 as of 6-Aug-2024. (Contributed by Mario Carneiro, 5-Jan-2015.) (New usage is discouraged.) (Proof modification is discouraged.)

Hypotheses

Ref	Expression
psrbag.d	⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin}
psrbagconf1o.s	⊢ 𝑆 = {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝐹}
gsumbagdiagOLD.i	⊢ (𝜑 → 𝐼 ∈ 𝑉)
gsumbagdiagOLD.f	⊢ (𝜑 → 𝐹 ∈ 𝐷)

Assertion

Ref	Expression
gsumbagdiaglemOLD	⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝑌 ∈ 𝑆 ∧ 𝑋 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑌)}))

Distinct variable groups:   𝑥,𝑓,𝑦,𝐹   𝑥,𝑉,𝑦   𝑓,𝐼,𝑥,𝑦   𝑥,𝑆   𝑥,𝐷,𝑦   𝑓,𝑋,𝑥,𝑦   𝑓,𝑌,𝑥,𝑦

Allowed substitution hints:   𝜑(𝑥,𝑦,𝑓)   𝐷(𝑓)   𝑆(𝑦,𝑓)   𝑉(𝑓)

Proof of Theorem gsumbagdiaglemOLD

Dummy variables 𝑢 𝑣 𝑤 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		simprr 771	. . . . 5 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})
2		breq1 5113	. . . . . 6 ⊢ (𝑥 = 𝑌 → (𝑥 ∘r ≤ (𝐹 ∘f − 𝑋) ↔ 𝑌 ∘r ≤ (𝐹 ∘f − 𝑋)))
3	2	elrab 3648	. . . . 5 ⊢ (𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)} ↔ (𝑌 ∈ 𝐷 ∧ 𝑌 ∘r ≤ (𝐹 ∘f − 𝑋)))
4	1, 3	sylib 217	. . . 4 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝑌 ∈ 𝐷 ∧ 𝑌 ∘r ≤ (𝐹 ∘f − 𝑋)))
5	4	simpld 495	. . 3 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑌 ∈ 𝐷)
6	4	simprd 496	. . . 4 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑌 ∘r ≤ (𝐹 ∘f − 𝑋))
7		gsumbagdiagOLD.i	. . . . . . 7 ⊢ (𝜑 → 𝐼 ∈ 𝑉)
8	7	adantr 481	. . . . . 6 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝐼 ∈ 𝑉)
9		gsumbagdiagOLD.f	. . . . . . 7 ⊢ (𝜑 → 𝐹 ∈ 𝐷)
10	9	adantr 481	. . . . . 6 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝐹 ∈ 𝐷)
11		simprl 769	. . . . . . . . 9 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑋 ∈ 𝑆)
12		breq1 5113	. . . . . . . . . 10 ⊢ (𝑦 = 𝑋 → (𝑦 ∘r ≤ 𝐹 ↔ 𝑋 ∘r ≤ 𝐹))
13		psrbagconf1o.s	. . . . . . . . . 10 ⊢ 𝑆 = {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝐹}
14	12, 13	elrab2 3651	. . . . . . . . 9 ⊢ (𝑋 ∈ 𝑆 ↔ (𝑋 ∈ 𝐷 ∧ 𝑋 ∘r ≤ 𝐹))
15	11, 14	sylib 217	. . . . . . . 8 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝑋 ∈ 𝐷 ∧ 𝑋 ∘r ≤ 𝐹))
16	15	simpld 495	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑋 ∈ 𝐷)
17		psrbag.d	. . . . . . . 8 ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin}
18	17	psrbagfOLD 21358	. . . . . . 7 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑋 ∈ 𝐷) → 𝑋:𝐼⟶ℕ0)
19	8, 16, 18	syl2anc 584	. . . . . 6 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑋:𝐼⟶ℕ0)
20	15	simprd 496	. . . . . 6 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑋 ∘r ≤ 𝐹)
21	17	psrbagconOLD 21370	. . . . . 6 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝐹 ∈ 𝐷 ∧ 𝑋:𝐼⟶ℕ0 ∧ 𝑋 ∘r ≤ 𝐹)) → ((𝐹 ∘f − 𝑋) ∈ 𝐷 ∧ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹))
22	8, 10, 19, 20, 21	syl13anc 1372	. . . . 5 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → ((𝐹 ∘f − 𝑋) ∈ 𝐷 ∧ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹))
23	22	simprd 496	. . . 4 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹)
24	17	psrbagfOLD 21358	. . . . . 6 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝑌 ∈ 𝐷) → 𝑌:𝐼⟶ℕ0)
25	8, 5, 24	syl2anc 584	. . . . 5 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑌:𝐼⟶ℕ0)
26	22	simpld 495	. . . . . 6 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝐹 ∘f − 𝑋) ∈ 𝐷)
27	17	psrbagfOLD 21358	. . . . . 6 ⊢ ((𝐼 ∈ 𝑉 ∧ (𝐹 ∘f − 𝑋) ∈ 𝐷) → (𝐹 ∘f − 𝑋):𝐼⟶ℕ0)
28	8, 26, 27	syl2anc 584	. . . . 5 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝐹 ∘f − 𝑋):𝐼⟶ℕ0)
29	17	psrbagfOLD 21358	. . . . . 6 ⊢ ((𝐼 ∈ 𝑉 ∧ 𝐹 ∈ 𝐷) → 𝐹:𝐼⟶ℕ0)
30	8, 10, 29	syl2anc 584	. . . . 5 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝐹:𝐼⟶ℕ0)
31		nn0re 12431	. . . . . . 7 ⊢ (𝑢 ∈ ℕ0 → 𝑢 ∈ ℝ)
32		nn0re 12431	. . . . . . 7 ⊢ (𝑣 ∈ ℕ0 → 𝑣 ∈ ℝ)
33		nn0re 12431	. . . . . . 7 ⊢ (𝑤 ∈ ℕ0 → 𝑤 ∈ ℝ)
34		letr 11258	. . . . . . 7 ⊢ ((𝑢 ∈ ℝ ∧ 𝑣 ∈ ℝ ∧ 𝑤 ∈ ℝ) → ((𝑢 ≤ 𝑣 ∧ 𝑣 ≤ 𝑤) → 𝑢 ≤ 𝑤))
35	31, 32, 33, 34	syl3an 1160	. . . . . 6 ⊢ ((𝑢 ∈ ℕ0 ∧ 𝑣 ∈ ℕ0 ∧ 𝑤 ∈ ℕ0) → ((𝑢 ≤ 𝑣 ∧ 𝑣 ≤ 𝑤) → 𝑢 ≤ 𝑤))
36	35	adantl 482	. . . . 5 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ (𝑢 ∈ ℕ0 ∧ 𝑣 ∈ ℕ0 ∧ 𝑤 ∈ ℕ0)) → ((𝑢 ≤ 𝑣 ∧ 𝑣 ≤ 𝑤) → 𝑢 ≤ 𝑤))
37	8, 25, 28, 30, 36	caoftrn 7660	. . . 4 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → ((𝑌 ∘r ≤ (𝐹 ∘f − 𝑋) ∧ (𝐹 ∘f − 𝑋) ∘r ≤ 𝐹) → 𝑌 ∘r ≤ 𝐹))
38	6, 23, 37	mp2and 697	. . 3 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑌 ∘r ≤ 𝐹)
39		breq1 5113	. . . 4 ⊢ (𝑦 = 𝑌 → (𝑦 ∘r ≤ 𝐹 ↔ 𝑌 ∘r ≤ 𝐹))
40	39, 13	elrab2 3651	. . 3 ⊢ (𝑌 ∈ 𝑆 ↔ (𝑌 ∈ 𝐷 ∧ 𝑌 ∘r ≤ 𝐹))
41	5, 38, 40	sylanbrc 583	. 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑌 ∈ 𝑆)
42		breq1 5113	. . 3 ⊢ (𝑥 = 𝑋 → (𝑥 ∘r ≤ (𝐹 ∘f − 𝑌) ↔ 𝑋 ∘r ≤ (𝐹 ∘f − 𝑌)))
43	19	ffvelcdmda 7040	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ 𝑧 ∈ 𝐼) → (𝑋‘𝑧) ∈ ℕ0)
44	25	ffvelcdmda 7040	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ 𝑧 ∈ 𝐼) → (𝑌‘𝑧) ∈ ℕ0)
45	30	ffvelcdmda 7040	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ 𝑧 ∈ 𝐼) → (𝐹‘𝑧) ∈ ℕ0)
46		nn0re 12431	. . . . . . . 8 ⊢ ((𝑋‘𝑧) ∈ ℕ0 → (𝑋‘𝑧) ∈ ℝ)
47		nn0re 12431	. . . . . . . 8 ⊢ ((𝑌‘𝑧) ∈ ℕ0 → (𝑌‘𝑧) ∈ ℝ)
48		nn0re 12431	. . . . . . . 8 ⊢ ((𝐹‘𝑧) ∈ ℕ0 → (𝐹‘𝑧) ∈ ℝ)
49		leaddsub2 11641	. . . . . . . . 9 ⊢ (((𝑋‘𝑧) ∈ ℝ ∧ (𝑌‘𝑧) ∈ ℝ ∧ (𝐹‘𝑧) ∈ ℝ) → (((𝑋‘𝑧) + (𝑌‘𝑧)) ≤ (𝐹‘𝑧) ↔ (𝑌‘𝑧) ≤ ((𝐹‘𝑧) − (𝑋‘𝑧))))
50		leaddsub 11640	. . . . . . . . 9 ⊢ (((𝑋‘𝑧) ∈ ℝ ∧ (𝑌‘𝑧) ∈ ℝ ∧ (𝐹‘𝑧) ∈ ℝ) → (((𝑋‘𝑧) + (𝑌‘𝑧)) ≤ (𝐹‘𝑧) ↔ (𝑋‘𝑧) ≤ ((𝐹‘𝑧) − (𝑌‘𝑧))))
51	49, 50	bitr3d 280	. . . . . . . 8 ⊢ (((𝑋‘𝑧) ∈ ℝ ∧ (𝑌‘𝑧) ∈ ℝ ∧ (𝐹‘𝑧) ∈ ℝ) → ((𝑌‘𝑧) ≤ ((𝐹‘𝑧) − (𝑋‘𝑧)) ↔ (𝑋‘𝑧) ≤ ((𝐹‘𝑧) − (𝑌‘𝑧))))
52	46, 47, 48, 51	syl3an 1160	. . . . . . 7 ⊢ (((𝑋‘𝑧) ∈ ℕ0 ∧ (𝑌‘𝑧) ∈ ℕ0 ∧ (𝐹‘𝑧) ∈ ℕ0) → ((𝑌‘𝑧) ≤ ((𝐹‘𝑧) − (𝑋‘𝑧)) ↔ (𝑋‘𝑧) ≤ ((𝐹‘𝑧) − (𝑌‘𝑧))))
53	43, 44, 45, 52	syl3anc 1371	. . . . . 6 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ 𝑧 ∈ 𝐼) → ((𝑌‘𝑧) ≤ ((𝐹‘𝑧) − (𝑋‘𝑧)) ↔ (𝑋‘𝑧) ≤ ((𝐹‘𝑧) − (𝑌‘𝑧))))
54	53	ralbidva 3168	. . . . 5 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (∀𝑧 ∈ 𝐼 (𝑌‘𝑧) ≤ ((𝐹‘𝑧) − (𝑋‘𝑧)) ↔ ∀𝑧 ∈ 𝐼 (𝑋‘𝑧) ≤ ((𝐹‘𝑧) − (𝑌‘𝑧))))
55		ovexd 7397	. . . . . 6 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ 𝑧 ∈ 𝐼) → ((𝐹‘𝑧) − (𝑋‘𝑧)) ∈ V)
56	25	feqmptd 6915	. . . . . 6 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑌 = (𝑧 ∈ 𝐼 ↦ (𝑌‘𝑧)))
57	30	ffnd 6674	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝐹 Fn 𝐼)
58	19	ffnd 6674	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑋 Fn 𝐼)
59		inidm 4183	. . . . . . 7 ⊢ (𝐼 ∩ 𝐼) = 𝐼
60		eqidd 2732	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ 𝑧 ∈ 𝐼) → (𝐹‘𝑧) = (𝐹‘𝑧))
61		eqidd 2732	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ 𝑧 ∈ 𝐼) → (𝑋‘𝑧) = (𝑋‘𝑧))
62	57, 58, 8, 8, 59, 60, 61	offval 7631	. . . . . 6 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝐹 ∘f − 𝑋) = (𝑧 ∈ 𝐼 ↦ ((𝐹‘𝑧) − (𝑋‘𝑧))))
63	8, 44, 55, 56, 62	ofrfval2 7643	. . . . 5 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝑌 ∘r ≤ (𝐹 ∘f − 𝑋) ↔ ∀𝑧 ∈ 𝐼 (𝑌‘𝑧) ≤ ((𝐹‘𝑧) − (𝑋‘𝑧))))
64		ovexd 7397	. . . . . 6 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ 𝑧 ∈ 𝐼) → ((𝐹‘𝑧) − (𝑌‘𝑧)) ∈ V)
65	19	feqmptd 6915	. . . . . 6 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑋 = (𝑧 ∈ 𝐼 ↦ (𝑋‘𝑧)))
66	25	ffnd 6674	. . . . . . 7 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑌 Fn 𝐼)
67		eqidd 2732	. . . . . . 7 ⊢ (((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) ∧ 𝑧 ∈ 𝐼) → (𝑌‘𝑧) = (𝑌‘𝑧))
68	57, 66, 8, 8, 59, 60, 67	offval 7631	. . . . . 6 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝐹 ∘f − 𝑌) = (𝑧 ∈ 𝐼 ↦ ((𝐹‘𝑧) − (𝑌‘𝑧))))
69	8, 43, 64, 65, 68	ofrfval2 7643	. . . . 5 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝑋 ∘r ≤ (𝐹 ∘f − 𝑌) ↔ ∀𝑧 ∈ 𝐼 (𝑋‘𝑧) ≤ ((𝐹‘𝑧) − (𝑌‘𝑧))))
70	54, 63, 69	3bitr4d 310	. . . 4 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝑌 ∘r ≤ (𝐹 ∘f − 𝑋) ↔ 𝑋 ∘r ≤ (𝐹 ∘f − 𝑌)))
71	6, 70	mpbid 231	. . 3 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑋 ∘r ≤ (𝐹 ∘f − 𝑌))
72	42, 16, 71	elrabd 3650	. 2 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → 𝑋 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑌)})
73	41, 72	jca 512	1 ⊢ ((𝜑 ∧ (𝑋 ∈ 𝑆 ∧ 𝑌 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑋)})) → (𝑌 ∈ 𝑆 ∧ 𝑋 ∈ {𝑥 ∈ 𝐷 ∣ 𝑥 ∘r ≤ (𝐹 ∘f − 𝑌)}))

Syntax hints:   → wi 4   ↔ wb 205   ∧ wa 396   ∧ w3a 1087   = wceq 1541   ∈ wcel 2106  ∀wral 3060  {crab 3405  Vcvv 3446   class class class wbr 5110  ^◡ccnv 5637   “ cima 5641  ⟶wf 6497  ‘cfv 6501  (class class class)co 7362   ∘_f cof 7620   ∘_r cofr 7621   ↑_m cmap 8772  Fincfn 8890  ℝcr 11059   + caddc 11063   ≤ cle 11199   − cmin 11394  ℕcn 12162  ℕ₀cn0 12422

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 1913  ax-6 1971  ax-7 2011  ax-8 2108  ax-9 2116  ax-10 2137  ax-11 2154  ax-12 2171  ax-ext 2702  ax-rep 5247  ax-sep 5261  ax-nul 5268  ax-pow 5325  ax-pr 5389  ax-un 7677  ax-cnex 11116  ax-resscn 11117  ax-1cn 11118  ax-icn 11119  ax-addcl 11120  ax-addrcl 11121  ax-mulcl 11122  ax-mulrcl 11123  ax-mulcom 11124  ax-addass 11125  ax-mulass 11126  ax-distr 11127  ax-i2m1 11128  ax-1ne0 11129  ax-1rid 11130  ax-rnegex 11131  ax-rrecex 11132  ax-cnre 11133  ax-pre-lttri 11134  ax-pre-lttrn 11135  ax-pre-ltadd 11136  ax-pre-mulgt0 11137

This theorem depends on definitions:  df-bi 206  df-an 397  df-or 846  df-3or 1088  df-3an 1089  df-tru 1544  df-fal 1554  df-ex 1782  df-nf 1786  df-sb 2068  df-mo 2533  df-eu 2562  df-clab 2709  df-cleq 2723  df-clel 2809  df-nfc 2884  df-ne 2940  df-nel 3046  df-ral 3061  df-rex 3070  df-reu 3352  df-rab 3406  df-v 3448  df-sbc 3743  df-csb 3859  df-dif 3916  df-un 3918  df-in 3920  df-ss 3930  df-pss 3932  df-nul 4288  df-if 4492  df-pw 4567  df-sn 4592  df-pr 4594  df-op 4598  df-uni 4871  df-iun 4961  df-br 5111  df-opab 5173  df-mpt 5194  df-tr 5228  df-id 5536  df-eprel 5542  df-po 5550  df-so 5551  df-fr 5593  df-we 5595  df-xp 5644  df-rel 5645  df-cnv 5646  df-co 5647  df-dm 5648  df-rn 5649  df-res 5650  df-ima 5651  df-pred 6258  df-ord 6325  df-on 6326  df-lim 6327  df-suc 6328  df-iota 6453  df-fun 6503  df-fn 6504  df-f 6505  df-f1 6506  df-fo 6507  df-f1o 6508  df-fv 6509  df-riota 7318  df-ov 7365  df-oprab 7366  df-mpo 7367  df-of 7622  df-ofr 7623  df-om 7808  df-2nd 7927  df-supp 8098  df-frecs 8217  df-wrecs 8248  df-recs 8322  df-rdg 8361  df-1o 8417  df-er 8655  df-map 8774  df-en 8891  df-dom 8892  df-sdom 8893  df-fin 8894  df-pnf 11200  df-mnf 11201  df-xr 11202  df-ltxr 11203  df-le 11204  df-sub 11396  df-neg 11397  df-nn 12163  df-n0 12423

This theorem is referenced by:  gsumbagdiagOLD  21378  psrass1lemOLD  21379