| Step | Hyp | Ref
 | Expression | 
| 1 |   | lmcnp.3 | 
. . . . . . . 8
⊢ (𝜑 → 𝐹(⇝𝑡‘𝐽)𝑃) | 
| 2 |   | lmrcl 14427 | 
. . . . . . . 8
⊢ (𝐹(⇝𝑡‘𝐽)𝑃 → 𝐽 ∈ Top) | 
| 3 | 1, 2 | syl 14 | 
. . . . . . 7
⊢ (𝜑 → 𝐽 ∈ Top) | 
| 4 |   | toptopon2 14255 | 
. . . . . . 7
⊢ (𝐽 ∈ Top ↔ 𝐽 ∈ (TopOn‘∪ 𝐽)) | 
| 5 | 3, 4 | sylib 122 | 
. . . . . 6
⊢ (𝜑 → 𝐽 ∈ (TopOn‘∪ 𝐽)) | 
| 6 |   | lmcnp.k | 
. . . . . . 7
⊢ (𝜑 → 𝐾 ∈ Top) | 
| 7 |   | toptopon2 14255 | 
. . . . . . 7
⊢ (𝐾 ∈ Top ↔ 𝐾 ∈ (TopOn‘∪ 𝐾)) | 
| 8 | 6, 7 | sylib 122 | 
. . . . . 6
⊢ (𝜑 → 𝐾 ∈ (TopOn‘∪ 𝐾)) | 
| 9 |   | lmcnp.4 | 
. . . . . 6
⊢ (𝜑 → 𝐺 ∈ ((𝐽 CnP 𝐾)‘𝑃)) | 
| 10 |   | cnpf2 14443 | 
. . . . . 6
⊢ ((𝐽 ∈ (TopOn‘∪ 𝐽)
∧ 𝐾 ∈
(TopOn‘∪ 𝐾) ∧ 𝐺 ∈ ((𝐽 CnP 𝐾)‘𝑃)) → 𝐺:∪ 𝐽⟶∪ 𝐾) | 
| 11 | 5, 8, 9, 10 | syl3anc 1249 | 
. . . . 5
⊢ (𝜑 → 𝐺:∪ 𝐽⟶∪ 𝐾) | 
| 12 |   | nnuz 9637 | 
. . . . . . . . . 10
⊢ ℕ =
(ℤ≥‘1) | 
| 13 |   | 1zzd 9353 | 
. . . . . . . . . 10
⊢ (𝜑 → 1 ∈
ℤ) | 
| 14 | 5, 12, 13 | lmbr2 14450 | 
. . . . . . . . 9
⊢ (𝜑 → (𝐹(⇝𝑡‘𝐽)𝑃 ↔ (𝐹 ∈ (∪ 𝐽 ↑pm
ℂ) ∧ 𝑃 ∈
∪ 𝐽 ∧ ∀𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣))))) | 
| 15 | 1, 14 | mpbid 147 | 
. . . . . . . 8
⊢ (𝜑 → (𝐹 ∈ (∪ 𝐽 ↑pm
ℂ) ∧ 𝑃 ∈
∪ 𝐽 ∧ ∀𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣)))) | 
| 16 | 15 | simp1d 1011 | 
. . . . . . 7
⊢ (𝜑 → 𝐹 ∈ (∪ 𝐽 ↑pm
ℂ)) | 
| 17 |   | uniexg 4474 | 
. . . . . . . . 9
⊢ (𝐽 ∈ Top → ∪ 𝐽
∈ V) | 
| 18 | 3, 17 | syl 14 | 
. . . . . . . 8
⊢ (𝜑 → ∪ 𝐽
∈ V) | 
| 19 |   | cnex 8003 | 
. . . . . . . 8
⊢ ℂ
∈ V | 
| 20 |   | elpm2g 6724 | 
. . . . . . . 8
⊢ ((∪ 𝐽
∈ V ∧ ℂ ∈ V) → (𝐹 ∈ (∪ 𝐽 ↑pm
ℂ) ↔ (𝐹:dom
𝐹⟶∪ 𝐽
∧ dom 𝐹 ⊆
ℂ))) | 
| 21 | 18, 19, 20 | sylancl 413 | 
. . . . . . 7
⊢ (𝜑 → (𝐹 ∈ (∪ 𝐽 ↑pm
ℂ) ↔ (𝐹:dom
𝐹⟶∪ 𝐽
∧ dom 𝐹 ⊆
ℂ))) | 
| 22 | 16, 21 | mpbid 147 | 
. . . . . 6
⊢ (𝜑 → (𝐹:dom 𝐹⟶∪ 𝐽 ∧ dom 𝐹 ⊆ ℂ)) | 
| 23 | 22 | simpld 112 | 
. . . . 5
⊢ (𝜑 → 𝐹:dom 𝐹⟶∪ 𝐽) | 
| 24 |   | fco 5423 | 
. . . . 5
⊢ ((𝐺:∪
𝐽⟶∪ 𝐾
∧ 𝐹:dom 𝐹⟶∪ 𝐽)
→ (𝐺 ∘ 𝐹):dom 𝐹⟶∪ 𝐾) | 
| 25 | 11, 23, 24 | syl2anc 411 | 
. . . 4
⊢ (𝜑 → (𝐺 ∘ 𝐹):dom 𝐹⟶∪ 𝐾) | 
| 26 | 25 | fdmd 5414 | 
. . . . 5
⊢ (𝜑 → dom (𝐺 ∘ 𝐹) = dom 𝐹) | 
| 27 | 26 | feq2d 5395 | 
. . . 4
⊢ (𝜑 → ((𝐺 ∘ 𝐹):dom (𝐺 ∘ 𝐹)⟶∪ 𝐾 ↔ (𝐺 ∘ 𝐹):dom 𝐹⟶∪ 𝐾)) | 
| 28 | 25, 27 | mpbird 167 | 
. . 3
⊢ (𝜑 → (𝐺 ∘ 𝐹):dom (𝐺 ∘ 𝐹)⟶∪ 𝐾) | 
| 29 | 22 | simprd 114 | 
. . . 4
⊢ (𝜑 → dom 𝐹 ⊆ ℂ) | 
| 30 | 26, 29 | eqsstrd 3219 | 
. . 3
⊢ (𝜑 → dom (𝐺 ∘ 𝐹) ⊆ ℂ) | 
| 31 |   | uniexg 4474 | 
. . . . 5
⊢ (𝐾 ∈ Top → ∪ 𝐾
∈ V) | 
| 32 | 6, 31 | syl 14 | 
. . . 4
⊢ (𝜑 → ∪ 𝐾
∈ V) | 
| 33 |   | elpm2g 6724 | 
. . . 4
⊢ ((∪ 𝐾
∈ V ∧ ℂ ∈ V) → ((𝐺 ∘ 𝐹) ∈ (∪ 𝐾 ↑pm
ℂ) ↔ ((𝐺 ∘
𝐹):dom (𝐺 ∘ 𝐹)⟶∪ 𝐾 ∧ dom (𝐺 ∘ 𝐹) ⊆ ℂ))) | 
| 34 | 32, 19, 33 | sylancl 413 | 
. . 3
⊢ (𝜑 → ((𝐺 ∘ 𝐹) ∈ (∪ 𝐾 ↑pm
ℂ) ↔ ((𝐺 ∘
𝐹):dom (𝐺 ∘ 𝐹)⟶∪ 𝐾 ∧ dom (𝐺 ∘ 𝐹) ⊆ ℂ))) | 
| 35 | 28, 30, 34 | mpbir2and 946 | 
. 2
⊢ (𝜑 → (𝐺 ∘ 𝐹) ∈ (∪ 𝐾 ↑pm
ℂ)) | 
| 36 | 15 | simp2d 1012 | 
. . 3
⊢ (𝜑 → 𝑃 ∈ ∪ 𝐽) | 
| 37 | 11, 36 | ffvelcdmd 5698 | 
. 2
⊢ (𝜑 → (𝐺‘𝑃) ∈ ∪ 𝐾) | 
| 38 | 15 | simp3d 1013 | 
. . . . . 6
⊢ (𝜑 → ∀𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣))) | 
| 39 | 38 | adantr 276 | 
. . . . 5
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → ∀𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣))) | 
| 40 | 5 | adantr 276 | 
. . . . . 6
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → 𝐽 ∈ (TopOn‘∪ 𝐽)) | 
| 41 | 8 | adantr 276 | 
. . . . . 6
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → 𝐾 ∈ (TopOn‘∪ 𝐾)) | 
| 42 | 36 | adantr 276 | 
. . . . . 6
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → 𝑃 ∈ ∪ 𝐽) | 
| 43 | 9 | adantr 276 | 
. . . . . 6
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → 𝐺 ∈ ((𝐽 CnP 𝐾)‘𝑃)) | 
| 44 |   | simprl 529 | 
. . . . . 6
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → 𝑢 ∈ 𝐾) | 
| 45 |   | simprr 531 | 
. . . . . 6
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → (𝐺‘𝑃) ∈ 𝑢) | 
| 46 |   | icnpimaex 14447 | 
. . . . . 6
⊢ (((𝐽 ∈ (TopOn‘∪ 𝐽)
∧ 𝐾 ∈
(TopOn‘∪ 𝐾) ∧ 𝑃 ∈ ∪ 𝐽) ∧ (𝐺 ∈ ((𝐽 CnP 𝐾)‘𝑃) ∧ 𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → ∃𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) | 
| 47 | 40, 41, 42, 43, 44, 45, 46 | syl33anc 1264 | 
. . . . 5
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → ∃𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) | 
| 48 |   | r19.29 2634 | 
. . . . . . 7
⊢
((∀𝑣 ∈
𝐽 (𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣)) ∧ ∃𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) → ∃𝑣 ∈ 𝐽 ((𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣)) ∧ (𝑃 ∈ 𝑣 ∧ (𝐺 “ 𝑣) ⊆ 𝑢))) | 
| 49 |   | pm3.45 597 | 
. . . . . . . . 9
⊢ ((𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣)) → ((𝑃 ∈ 𝑣 ∧ (𝐺 “ 𝑣) ⊆ 𝑢) → (∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) ∧ (𝐺 “ 𝑣) ⊆ 𝑢))) | 
| 50 | 49 | imp 124 | 
. . . . . . . 8
⊢ (((𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣)) ∧ (𝑃 ∈ 𝑣 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) → (∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) | 
| 51 | 50 | reximi 2594 | 
. . . . . . 7
⊢
(∃𝑣 ∈
𝐽 ((𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣)) ∧ (𝑃 ∈ 𝑣 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) → ∃𝑣 ∈ 𝐽 (∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) | 
| 52 | 48, 51 | syl 14 | 
. . . . . 6
⊢
((∀𝑣 ∈
𝐽 (𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣)) ∧ ∃𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) → ∃𝑣 ∈ 𝐽 (∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) | 
| 53 | 11 | ad3antrrr 492 | 
. . . . . . . . . . . . . . . . . 18
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → 𝐺:∪ 𝐽⟶∪ 𝐾) | 
| 54 | 53 | ffnd 5408 | 
. . . . . . . . . . . . . . . . 17
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → 𝐺 Fn ∪ 𝐽) | 
| 55 |   | simplrl 535 | 
. . . . . . . . . . . . . . . . . 18
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → 𝑣 ∈ 𝐽) | 
| 56 |   | elssuni 3867 | 
. . . . . . . . . . . . . . . . . 18
⊢ (𝑣 ∈ 𝐽 → 𝑣 ⊆ ∪ 𝐽) | 
| 57 | 55, 56 | syl 14 | 
. . . . . . . . . . . . . . . . 17
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → 𝑣 ⊆ ∪ 𝐽) | 
| 58 |   | fnfvima 5797 | 
. . . . . . . . . . . . . . . . . 18
⊢ ((𝐺 Fn ∪
𝐽 ∧ 𝑣 ⊆ ∪ 𝐽 ∧ (𝐹‘𝑘) ∈ 𝑣) → (𝐺‘(𝐹‘𝑘)) ∈ (𝐺 “ 𝑣)) | 
| 59 | 58 | 3expia 1207 | 
. . . . . . . . . . . . . . . . 17
⊢ ((𝐺 Fn ∪
𝐽 ∧ 𝑣 ⊆ ∪ 𝐽) → ((𝐹‘𝑘) ∈ 𝑣 → (𝐺‘(𝐹‘𝑘)) ∈ (𝐺 “ 𝑣))) | 
| 60 | 54, 57, 59 | syl2anc 411 | 
. . . . . . . . . . . . . . . 16
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → ((𝐹‘𝑘) ∈ 𝑣 → (𝐺‘(𝐹‘𝑘)) ∈ (𝐺 “ 𝑣))) | 
| 61 | 23 | ad2antrr 488 | 
. . . . . . . . . . . . . . . . . 18
⊢ (((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) → 𝐹:dom 𝐹⟶∪ 𝐽) | 
| 62 |   | fvco3 5632 | 
. . . . . . . . . . . . . . . . . 18
⊢ ((𝐹:dom 𝐹⟶∪ 𝐽 ∧ 𝑘 ∈ dom 𝐹) → ((𝐺 ∘ 𝐹)‘𝑘) = (𝐺‘(𝐹‘𝑘))) | 
| 63 | 61, 62 | sylan 283 | 
. . . . . . . . . . . . . . . . 17
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → ((𝐺 ∘ 𝐹)‘𝑘) = (𝐺‘(𝐹‘𝑘))) | 
| 64 | 63 | eleq1d 2265 | 
. . . . . . . . . . . . . . . 16
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → (((𝐺 ∘ 𝐹)‘𝑘) ∈ (𝐺 “ 𝑣) ↔ (𝐺‘(𝐹‘𝑘)) ∈ (𝐺 “ 𝑣))) | 
| 65 | 60, 64 | sylibrd 169 | 
. . . . . . . . . . . . . . 15
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → ((𝐹‘𝑘) ∈ 𝑣 → ((𝐺 ∘ 𝐹)‘𝑘) ∈ (𝐺 “ 𝑣))) | 
| 66 |   | simplrr 536 | 
. . . . . . . . . . . . . . . 16
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → (𝐺 “ 𝑣) ⊆ 𝑢) | 
| 67 | 66 | sseld 3182 | 
. . . . . . . . . . . . . . 15
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → (((𝐺 ∘ 𝐹)‘𝑘) ∈ (𝐺 “ 𝑣) → ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢)) | 
| 68 | 65, 67 | syld 45 | 
. . . . . . . . . . . . . 14
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → ((𝐹‘𝑘) ∈ 𝑣 → ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢)) | 
| 69 |   | simpr 110 | 
. . . . . . . . . . . . . . 15
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → 𝑘 ∈ dom 𝐹) | 
| 70 | 26 | ad3antrrr 492 | 
. . . . . . . . . . . . . . 15
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → dom (𝐺 ∘ 𝐹) = dom 𝐹) | 
| 71 | 69, 70 | eleqtrrd 2276 | 
. . . . . . . . . . . . . 14
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → 𝑘 ∈ dom (𝐺 ∘ 𝐹)) | 
| 72 | 68, 71 | jctild 316 | 
. . . . . . . . . . . . 13
⊢ ((((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) ∧ 𝑘 ∈ dom 𝐹) → ((𝐹‘𝑘) ∈ 𝑣 → (𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))) | 
| 73 | 72 | expimpd 363 | 
. . . . . . . . . . . 12
⊢ (((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) → ((𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) → (𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))) | 
| 74 | 73 | ralimdv 2565 | 
. . . . . . . . . . 11
⊢ (((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) → (∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) → ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))) | 
| 75 | 74 | reximdv 2598 | 
. . . . . . . . . 10
⊢ (((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ (𝑣 ∈ 𝐽 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) → (∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))) | 
| 76 | 75 | expr 375 | 
. . . . . . . . 9
⊢ (((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ 𝑣 ∈ 𝐽) → ((𝐺 “ 𝑣) ⊆ 𝑢 → (∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢)))) | 
| 77 | 76 | com23 78 | 
. . . . . . . 8
⊢ (((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ 𝑣 ∈ 𝐽) → (∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) → ((𝐺 “ 𝑣) ⊆ 𝑢 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢)))) | 
| 78 | 77 | impd 254 | 
. . . . . . 7
⊢ (((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) ∧ 𝑣 ∈ 𝐽) → ((∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) ∧ (𝐺 “ 𝑣) ⊆ 𝑢) → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))) | 
| 79 | 78 | rexlimdva 2614 | 
. . . . . 6
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → (∃𝑣 ∈ 𝐽 (∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣) ∧ (𝐺 “ 𝑣) ⊆ 𝑢) → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))) | 
| 80 | 52, 79 | syl5 32 | 
. . . . 5
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → ((∀𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom 𝐹 ∧ (𝐹‘𝑘) ∈ 𝑣)) ∧ ∃𝑣 ∈ 𝐽 (𝑃 ∈ 𝑣 ∧ (𝐺 “ 𝑣) ⊆ 𝑢)) → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))) | 
| 81 | 39, 47, 80 | mp2and 433 | 
. . . 4
⊢ ((𝜑 ∧ (𝑢 ∈ 𝐾 ∧ (𝐺‘𝑃) ∈ 𝑢)) → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢)) | 
| 82 | 81 | expr 375 | 
. . 3
⊢ ((𝜑 ∧ 𝑢 ∈ 𝐾) → ((𝐺‘𝑃) ∈ 𝑢 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))) | 
| 83 | 82 | ralrimiva 2570 | 
. 2
⊢ (𝜑 → ∀𝑢 ∈ 𝐾 ((𝐺‘𝑃) ∈ 𝑢 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))) | 
| 84 | 8, 12, 13 | lmbr2 14450 | 
. 2
⊢ (𝜑 → ((𝐺 ∘ 𝐹)(⇝𝑡‘𝐾)(𝐺‘𝑃) ↔ ((𝐺 ∘ 𝐹) ∈ (∪ 𝐾 ↑pm
ℂ) ∧ (𝐺‘𝑃) ∈ ∪ 𝐾 ∧ ∀𝑢 ∈ 𝐾 ((𝐺‘𝑃) ∈ 𝑢 → ∃𝑗 ∈ ℕ ∀𝑘 ∈ (ℤ≥‘𝑗)(𝑘 ∈ dom (𝐺 ∘ 𝐹) ∧ ((𝐺 ∘ 𝐹)‘𝑘) ∈ 𝑢))))) | 
| 85 | 35, 37, 83, 84 | mpbir3and 1182 | 
1
⊢ (𝜑 → (𝐺 ∘ 𝐹)(⇝𝑡‘𝐾)(𝐺‘𝑃)) |