Users' Mathboxes Mathbox for Scott Fenton < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >   Mathboxes  >  nolt02o Structured version   Visualization version   GIF version

Theorem nolt02o 32072
Description: Given 𝐴 less than 𝐵, equal to 𝐵 up to 𝑋, and undefined at 𝑋, then 𝐵(𝑋) = 2𝑜. (Contributed by Scott Fenton, 6-Dec-2021.)
Assertion
Ref Expression
nolt02o (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → (𝐵𝑋) = 2𝑜)

Proof of Theorem nolt02o
Dummy variables 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 simp11 1222 . . . . 5 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → 𝐴 No )
2 sltso 32054 . . . . . 6 <s Or No
3 sonr 5160 . . . . . 6 (( <s Or No 𝐴 No ) → ¬ 𝐴 <s 𝐴)
42, 3mpan 708 . . . . 5 (𝐴 No → ¬ 𝐴 <s 𝐴)
51, 4syl 17 . . . 4 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → ¬ 𝐴 <s 𝐴)
6 simp2r 1219 . . . . 5 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → 𝐴 <s 𝐵)
7 breq2 4764 . . . . 5 (𝐴 = 𝐵 → (𝐴 <s 𝐴𝐴 <s 𝐵))
86, 7syl5ibrcom 237 . . . 4 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → (𝐴 = 𝐵𝐴 <s 𝐴))
95, 8mtod 189 . . 3 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → ¬ 𝐴 = 𝐵)
10 simpl2l 1259 . . . 4 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → (𝐴𝑋) = (𝐵𝑋))
11 simpl11 1285 . . . . . 6 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → 𝐴 No )
12 nofun 32029 . . . . . 6 (𝐴 No → Fun 𝐴)
13 funrel 6018 . . . . . 6 (Fun 𝐴 → Rel 𝐴)
1411, 12, 133syl 18 . . . . 5 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → Rel 𝐴)
15 simpl13 1287 . . . . . 6 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → 𝑋 ∈ On)
16 simpl3 1208 . . . . . 6 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → (𝐴𝑋) = ∅)
17 nolt02olem 32071 . . . . . 6 ((𝐴 No 𝑋 ∈ On ∧ (𝐴𝑋) = ∅) → dom 𝐴𝑋)
1811, 15, 16, 17syl3anc 1439 . . . . 5 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → dom 𝐴𝑋)
19 relssres 5547 . . . . 5 ((Rel 𝐴 ∧ dom 𝐴𝑋) → (𝐴𝑋) = 𝐴)
2014, 18, 19syl2anc 696 . . . 4 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → (𝐴𝑋) = 𝐴)
21 simpl12 1286 . . . . . 6 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → 𝐵 No )
22 nofun 32029 . . . . . 6 (𝐵 No → Fun 𝐵)
23 funrel 6018 . . . . . 6 (Fun 𝐵 → Rel 𝐵)
2421, 22, 233syl 18 . . . . 5 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → Rel 𝐵)
25 simpr 479 . . . . . 6 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → (𝐵𝑋) = ∅)
26 nolt02olem 32071 . . . . . 6 ((𝐵 No 𝑋 ∈ On ∧ (𝐵𝑋) = ∅) → dom 𝐵𝑋)
2721, 15, 25, 26syl3anc 1439 . . . . 5 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → dom 𝐵𝑋)
28 relssres 5547 . . . . 5 ((Rel 𝐵 ∧ dom 𝐵𝑋) → (𝐵𝑋) = 𝐵)
2924, 27, 28syl2anc 696 . . . 4 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → (𝐵𝑋) = 𝐵)
3010, 20, 293eqtr3d 2766 . . 3 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = ∅) → 𝐴 = 𝐵)
319, 30mtand 694 . 2 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → ¬ (𝐵𝑋) = ∅)
32 simp12 1223 . . . . . 6 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → 𝐵 No )
33 sltval 32027 . . . . . 6 ((𝐴 No 𝐵 No ) → (𝐴 <s 𝐵 ↔ ∃𝑥 ∈ On (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) ∧ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥))))
341, 32, 33syl2anc 696 . . . . 5 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → (𝐴 <s 𝐵 ↔ ∃𝑥 ∈ On (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) ∧ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥))))
356, 34mpbid 222 . . . 4 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → ∃𝑥 ∈ On (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) ∧ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
36 df-an 385 . . . . . 6 ((∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) ∧ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)) ↔ ¬ (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
3736rexbii 3143 . . . . 5 (∃𝑥 ∈ On (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) ∧ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)) ↔ ∃𝑥 ∈ On ¬ (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
38 rexnal 3097 . . . . 5 (∃𝑥 ∈ On ¬ (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)) ↔ ¬ ∀𝑥 ∈ On (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
3937, 38bitri 264 . . . 4 (∃𝑥 ∈ On (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) ∧ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)) ↔ ¬ ∀𝑥 ∈ On (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
4035, 39sylib 208 . . 3 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → ¬ ∀𝑥 ∈ On (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
41 1on 7687 . . . . . . . . . . . . 13 1𝑜 ∈ On
4241elexi 3317 . . . . . . . . . . . 12 1𝑜 ∈ V
4342prid1 4404 . . . . . . . . . . 11 1𝑜 ∈ {1𝑜, 2𝑜}
4443nosgnn0i 32039 . . . . . . . . . 10 ∅ ≠ 1𝑜
4544neii 2898 . . . . . . . . 9 ¬ ∅ = 1𝑜
46 simpll3 1235 . . . . . . . . . 10 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → (𝐴𝑋) = ∅)
47 simplr 809 . . . . . . . . . 10 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → (𝐵𝑋) = 1𝑜)
48 eqeq1 2728 . . . . . . . . . . . . 13 ((𝐴𝑋) = (𝐵𝑋) → ((𝐴𝑋) = ∅ ↔ (𝐵𝑋) = ∅))
4948anbi1d 743 . . . . . . . . . . . 12 ((𝐴𝑋) = (𝐵𝑋) → (((𝐴𝑋) = ∅ ∧ (𝐵𝑋) = 1𝑜) ↔ ((𝐵𝑋) = ∅ ∧ (𝐵𝑋) = 1𝑜)))
50 eqtr2 2744 . . . . . . . . . . . 12 (((𝐵𝑋) = ∅ ∧ (𝐵𝑋) = 1𝑜) → ∅ = 1𝑜)
5149, 50syl6bi 243 . . . . . . . . . . 11 ((𝐴𝑋) = (𝐵𝑋) → (((𝐴𝑋) = ∅ ∧ (𝐵𝑋) = 1𝑜) → ∅ = 1𝑜))
5251com12 32 . . . . . . . . . 10 (((𝐴𝑋) = ∅ ∧ (𝐵𝑋) = 1𝑜) → ((𝐴𝑋) = (𝐵𝑋) → ∅ = 1𝑜))
5346, 47, 52syl2anc 696 . . . . . . . . 9 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → ((𝐴𝑋) = (𝐵𝑋) → ∅ = 1𝑜))
5445, 53mtoi 190 . . . . . . . 8 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → ¬ (𝐴𝑋) = (𝐵𝑋))
55 simpr 479 . . . . . . . . 9 ((((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) ∧ 𝑋𝑥) → 𝑋𝑥)
56 simplrr 820 . . . . . . . . 9 ((((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) ∧ 𝑋𝑥) → ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))
57 fveq2 6304 . . . . . . . . . . 11 (𝑦 = 𝑋 → (𝐴𝑦) = (𝐴𝑋))
58 fveq2 6304 . . . . . . . . . . 11 (𝑦 = 𝑋 → (𝐵𝑦) = (𝐵𝑋))
5957, 58eqeq12d 2739 . . . . . . . . . 10 (𝑦 = 𝑋 → ((𝐴𝑦) = (𝐵𝑦) ↔ (𝐴𝑋) = (𝐵𝑋)))
6059rspcv 3409 . . . . . . . . 9 (𝑋𝑥 → (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) → (𝐴𝑋) = (𝐵𝑋)))
6155, 56, 60sylc 65 . . . . . . . 8 ((((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) ∧ 𝑋𝑥) → (𝐴𝑋) = (𝐵𝑋))
6254, 61mtand 694 . . . . . . 7 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → ¬ 𝑋𝑥)
63 simprl 811 . . . . . . . 8 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → 𝑥 ∈ On)
64 simpl13 1287 . . . . . . . . 9 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) → 𝑋 ∈ On)
6564adantr 472 . . . . . . . 8 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → 𝑋 ∈ On)
66 ontri1 5870 . . . . . . . 8 ((𝑥 ∈ On ∧ 𝑋 ∈ On) → (𝑥𝑋 ↔ ¬ 𝑋𝑥))
6763, 65, 66syl2anc 696 . . . . . . 7 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → (𝑥𝑋 ↔ ¬ 𝑋𝑥))
6862, 67mpbird 247 . . . . . 6 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → 𝑥𝑋)
69 onsseleq 5878 . . . . . . . 8 ((𝑥 ∈ On ∧ 𝑋 ∈ On) → (𝑥𝑋 ↔ (𝑥𝑋𝑥 = 𝑋)))
7063, 65, 69syl2anc 696 . . . . . . 7 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → (𝑥𝑋 ↔ (𝑥𝑋𝑥 = 𝑋)))
71 eqtr2 2744 . . . . . . . . . . . . . 14 ((((𝐴𝑋)‘𝑥) = ∅ ∧ ((𝐴𝑋)‘𝑥) = 1𝑜) → ∅ = 1𝑜)
7271ancoms 468 . . . . . . . . . . . . 13 ((((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = ∅) → ∅ = 1𝑜)
7345, 72mto 188 . . . . . . . . . . . 12 ¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = ∅)
74 df-1o 7680 . . . . . . . . . . . . . . . 16 1𝑜 = suc ∅
75 df-2o 7681 . . . . . . . . . . . . . . . 16 2𝑜 = suc 1𝑜
7674, 75eqeq12i 2738 . . . . . . . . . . . . . . 15 (1𝑜 = 2𝑜 ↔ suc ∅ = suc 1𝑜)
77 0elon 5891 . . . . . . . . . . . . . . . 16 ∅ ∈ On
78 suc11 5944 . . . . . . . . . . . . . . . 16 ((∅ ∈ On ∧ 1𝑜 ∈ On) → (suc ∅ = suc 1𝑜 ↔ ∅ = 1𝑜))
7977, 41, 78mp2an 710 . . . . . . . . . . . . . . 15 (suc ∅ = suc 1𝑜 ↔ ∅ = 1𝑜)
8076, 79bitri 264 . . . . . . . . . . . . . 14 (1𝑜 = 2𝑜 ↔ ∅ = 1𝑜)
8144, 80nemtbir 2991 . . . . . . . . . . . . 13 ¬ 1𝑜 = 2𝑜
82 eqtr2 2744 . . . . . . . . . . . . 13 ((((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = 2𝑜) → 1𝑜 = 2𝑜)
8381, 82mto 188 . . . . . . . . . . . 12 ¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = 2𝑜)
84 2on 7688 . . . . . . . . . . . . . . . . 17 2𝑜 ∈ On
8584elexi 3317 . . . . . . . . . . . . . . . 16 2𝑜 ∈ V
8685prid2 4405 . . . . . . . . . . . . . . 15 2𝑜 ∈ {1𝑜, 2𝑜}
8786nosgnn0i 32039 . . . . . . . . . . . . . 14 ∅ ≠ 2𝑜
8887neii 2898 . . . . . . . . . . . . 13 ¬ ∅ = 2𝑜
89 eqtr2 2744 . . . . . . . . . . . . 13 ((((𝐴𝑋)‘𝑥) = ∅ ∧ ((𝐴𝑋)‘𝑥) = 2𝑜) → ∅ = 2𝑜)
9088, 89mto 188 . . . . . . . . . . . 12 ¬ (((𝐴𝑋)‘𝑥) = ∅ ∧ ((𝐴𝑋)‘𝑥) = 2𝑜)
9173, 83, 903pm3.2i 1376 . . . . . . . . . . 11 (¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = ∅) ∧ ¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = 2𝑜) ∧ ¬ (((𝐴𝑋)‘𝑥) = ∅ ∧ ((𝐴𝑋)‘𝑥) = 2𝑜))
92 fvex 6314 . . . . . . . . . . . . . 14 ((𝐴𝑋)‘𝑥) ∈ V
9392, 92brtp 31867 . . . . . . . . . . . . 13 (((𝐴𝑋)‘𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} ((𝐴𝑋)‘𝑥) ↔ ((((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = ∅) ∨ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = 2𝑜) ∨ (((𝐴𝑋)‘𝑥) = ∅ ∧ ((𝐴𝑋)‘𝑥) = 2𝑜)))
94 3oran 1099 . . . . . . . . . . . . 13 (((((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = ∅) ∨ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = 2𝑜) ∨ (((𝐴𝑋)‘𝑥) = ∅ ∧ ((𝐴𝑋)‘𝑥) = 2𝑜)) ↔ ¬ (¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = ∅) ∧ ¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = 2𝑜) ∧ ¬ (((𝐴𝑋)‘𝑥) = ∅ ∧ ((𝐴𝑋)‘𝑥) = 2𝑜)))
9593, 94bitri 264 . . . . . . . . . . . 12 (((𝐴𝑋)‘𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} ((𝐴𝑋)‘𝑥) ↔ ¬ (¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = ∅) ∧ ¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = 2𝑜) ∧ ¬ (((𝐴𝑋)‘𝑥) = ∅ ∧ ((𝐴𝑋)‘𝑥) = 2𝑜)))
9695con2bii 346 . . . . . . . . . . 11 ((¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = ∅) ∧ ¬ (((𝐴𝑋)‘𝑥) = 1𝑜 ∧ ((𝐴𝑋)‘𝑥) = 2𝑜) ∧ ¬ (((𝐴𝑋)‘𝑥) = ∅ ∧ ((𝐴𝑋)‘𝑥) = 2𝑜)) ↔ ¬ ((𝐴𝑋)‘𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} ((𝐴𝑋)‘𝑥))
9791, 96mpbi 220 . . . . . . . . . 10 ¬ ((𝐴𝑋)‘𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} ((𝐴𝑋)‘𝑥)
98 simpl2l 1259 . . . . . . . . . . . . 13 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) → (𝐴𝑋) = (𝐵𝑋))
9998adantr 472 . . . . . . . . . . . 12 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → (𝐴𝑋) = (𝐵𝑋))
10099fveq1d 6306 . . . . . . . . . . 11 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → ((𝐴𝑋)‘𝑥) = ((𝐵𝑋)‘𝑥))
101100breq2d 4772 . . . . . . . . . 10 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → (((𝐴𝑋)‘𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} ((𝐴𝑋)‘𝑥) ↔ ((𝐴𝑋)‘𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} ((𝐵𝑋)‘𝑥)))
10297, 101mtbii 315 . . . . . . . . 9 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → ¬ ((𝐴𝑋)‘𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} ((𝐵𝑋)‘𝑥))
103 fvres 6320 . . . . . . . . . . 11 (𝑥𝑋 → ((𝐴𝑋)‘𝑥) = (𝐴𝑥))
104 fvres 6320 . . . . . . . . . . 11 (𝑥𝑋 → ((𝐵𝑋)‘𝑥) = (𝐵𝑥))
105103, 104breq12d 4773 . . . . . . . . . 10 (𝑥𝑋 → (((𝐴𝑋)‘𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} ((𝐵𝑋)‘𝑥) ↔ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
106105notbid 307 . . . . . . . . 9 (𝑥𝑋 → (¬ ((𝐴𝑋)‘𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} ((𝐵𝑋)‘𝑥) ↔ ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
107102, 106syl5ibcom 235 . . . . . . . 8 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → (𝑥𝑋 → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
10845intnanr 999 . . . . . . . . . . . 12 ¬ (∅ = 1𝑜 ∧ 1𝑜 = ∅)
10945intnanr 999 . . . . . . . . . . . 12 ¬ (∅ = 1𝑜 ∧ 1𝑜 = 2𝑜)
11081intnan 998 . . . . . . . . . . . 12 ¬ (∅ = ∅ ∧ 1𝑜 = 2𝑜)
111108, 109, 1103pm3.2i 1376 . . . . . . . . . . 11 (¬ (∅ = 1𝑜 ∧ 1𝑜 = ∅) ∧ ¬ (∅ = 1𝑜 ∧ 1𝑜 = 2𝑜) ∧ ¬ (∅ = ∅ ∧ 1𝑜 = 2𝑜))
112 0ex 4898 . . . . . . . . . . . . . 14 ∅ ∈ V
113112, 42brtp 31867 . . . . . . . . . . . . 13 (∅{⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩}1𝑜 ↔ ((∅ = 1𝑜 ∧ 1𝑜 = ∅) ∨ (∅ = 1𝑜 ∧ 1𝑜 = 2𝑜) ∨ (∅ = ∅ ∧ 1𝑜 = 2𝑜)))
114 3oran 1099 . . . . . . . . . . . . 13 (((∅ = 1𝑜 ∧ 1𝑜 = ∅) ∨ (∅ = 1𝑜 ∧ 1𝑜 = 2𝑜) ∨ (∅ = ∅ ∧ 1𝑜 = 2𝑜)) ↔ ¬ (¬ (∅ = 1𝑜 ∧ 1𝑜 = ∅) ∧ ¬ (∅ = 1𝑜 ∧ 1𝑜 = 2𝑜) ∧ ¬ (∅ = ∅ ∧ 1𝑜 = 2𝑜)))
115113, 114bitri 264 . . . . . . . . . . . 12 (∅{⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩}1𝑜 ↔ ¬ (¬ (∅ = 1𝑜 ∧ 1𝑜 = ∅) ∧ ¬ (∅ = 1𝑜 ∧ 1𝑜 = 2𝑜) ∧ ¬ (∅ = ∅ ∧ 1𝑜 = 2𝑜)))
116115con2bii 346 . . . . . . . . . . 11 ((¬ (∅ = 1𝑜 ∧ 1𝑜 = ∅) ∧ ¬ (∅ = 1𝑜 ∧ 1𝑜 = 2𝑜) ∧ ¬ (∅ = ∅ ∧ 1𝑜 = 2𝑜)) ↔ ¬ ∅{⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩}1𝑜)
117111, 116mpbi 220 . . . . . . . . . 10 ¬ ∅{⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩}1𝑜
11846, 47breq12d 4773 . . . . . . . . . 10 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → ((𝐴𝑋){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑋) ↔ ∅{⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩}1𝑜))
119117, 118mtbiri 316 . . . . . . . . 9 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → ¬ (𝐴𝑋){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑋))
120 fveq2 6304 . . . . . . . . . . 11 (𝑥 = 𝑋 → (𝐴𝑥) = (𝐴𝑋))
121 fveq2 6304 . . . . . . . . . . 11 (𝑥 = 𝑋 → (𝐵𝑥) = (𝐵𝑋))
122120, 121breq12d 4773 . . . . . . . . . 10 (𝑥 = 𝑋 → ((𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥) ↔ (𝐴𝑋){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑋)))
123122notbid 307 . . . . . . . . 9 (𝑥 = 𝑋 → (¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥) ↔ ¬ (𝐴𝑋){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑋)))
124119, 123syl5ibrcom 237 . . . . . . . 8 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → (𝑥 = 𝑋 → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
125107, 124jaod 394 . . . . . . 7 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → ((𝑥𝑋𝑥 = 𝑋) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
12670, 125sylbid 230 . . . . . 6 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → (𝑥𝑋 → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
12768, 126mpd 15 . . . . 5 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ (𝑥 ∈ On ∧ ∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦))) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥))
128127expr 644 . . . 4 (((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) ∧ 𝑥 ∈ On) → (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
129128ralrimiva 3068 . . 3 ((((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) ∧ (𝐵𝑋) = 1𝑜) → ∀𝑥 ∈ On (∀𝑦𝑥 (𝐴𝑦) = (𝐵𝑦) → ¬ (𝐴𝑥){⟨1𝑜, ∅⟩, ⟨1𝑜, 2𝑜⟩, ⟨∅, 2𝑜⟩} (𝐵𝑥)))
13040, 129mtand 694 . 2 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → ¬ (𝐵𝑋) = 1𝑜)
131 nofv 32037 . . . 4 (𝐵 No → ((𝐵𝑋) = ∅ ∨ (𝐵𝑋) = 1𝑜 ∨ (𝐵𝑋) = 2𝑜))
13232, 131syl 17 . . 3 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → ((𝐵𝑋) = ∅ ∨ (𝐵𝑋) = 1𝑜 ∨ (𝐵𝑋) = 2𝑜))
133 3orrot 1077 . . . 4 (((𝐵𝑋) = ∅ ∨ (𝐵𝑋) = 1𝑜 ∨ (𝐵𝑋) = 2𝑜) ↔ ((𝐵𝑋) = 1𝑜 ∨ (𝐵𝑋) = 2𝑜 ∨ (𝐵𝑋) = ∅))
134 3orrot 1077 . . . 4 (((𝐵𝑋) = 1𝑜 ∨ (𝐵𝑋) = 2𝑜 ∨ (𝐵𝑋) = ∅) ↔ ((𝐵𝑋) = 2𝑜 ∨ (𝐵𝑋) = ∅ ∨ (𝐵𝑋) = 1𝑜))
135133, 134bitri 264 . . 3 (((𝐵𝑋) = ∅ ∨ (𝐵𝑋) = 1𝑜 ∨ (𝐵𝑋) = 2𝑜) ↔ ((𝐵𝑋) = 2𝑜 ∨ (𝐵𝑋) = ∅ ∨ (𝐵𝑋) = 1𝑜))
136132, 135sylib 208 . 2 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → ((𝐵𝑋) = 2𝑜 ∨ (𝐵𝑋) = ∅ ∨ (𝐵𝑋) = 1𝑜))
13731, 130, 136ecase23d 1549 1 (((𝐴 No 𝐵 No 𝑋 ∈ On) ∧ ((𝐴𝑋) = (𝐵𝑋) ∧ 𝐴 <s 𝐵) ∧ (𝐴𝑋) = ∅) → (𝐵𝑋) = 2𝑜)
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wb 196  wo 382  wa 383  w3o 1071  w3a 1072   = wceq 1596  wcel 2103  wral 3014  wrex 3015  wss 3680  c0 4023  {ctp 4289  cop 4291   class class class wbr 4760   Or wor 5138  dom cdm 5218  cres 5220  Rel wrel 5223  Oncon0 5836  suc csuc 5838  Fun wfun 5995  cfv 6001  1𝑜c1o 7673  2𝑜c2o 7674   No csur 32020   <s cslt 32021
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1835  ax-4 1850  ax-5 1952  ax-6 2018  ax-7 2054  ax-8 2105  ax-9 2112  ax-10 2132  ax-11 2147  ax-12 2160  ax-13 2355  ax-ext 2704  ax-rep 4879  ax-sep 4889  ax-nul 4897  ax-pow 4948  ax-pr 5011  ax-un 7066
This theorem depends on definitions:  df-bi 197  df-or 384  df-an 385  df-3or 1073  df-3an 1074  df-tru 1599  df-ex 1818  df-nf 1823  df-sb 2011  df-eu 2575  df-mo 2576  df-clab 2711  df-cleq 2717  df-clel 2720  df-nfc 2855  df-ne 2897  df-ral 3019  df-rex 3020  df-reu 3021  df-rab 3023  df-v 3306  df-sbc 3542  df-csb 3640  df-dif 3683  df-un 3685  df-in 3687  df-ss 3694  df-pss 3696  df-nul 4024  df-if 4195  df-pw 4268  df-sn 4286  df-pr 4288  df-tp 4290  df-op 4292  df-uni 4545  df-iun 4630  df-br 4761  df-opab 4821  df-mpt 4838  df-tr 4861  df-id 5128  df-eprel 5133  df-po 5139  df-so 5140  df-fr 5177  df-we 5179  df-xp 5224  df-rel 5225  df-cnv 5226  df-co 5227  df-dm 5228  df-rn 5229  df-res 5230  df-ima 5231  df-ord 5839  df-on 5840  df-suc 5842  df-iota 5964  df-fun 6003  df-fn 6004  df-f 6005  df-f1 6006  df-fo 6007  df-f1o 6008  df-fv 6009  df-1o 7680  df-2o 7681  df-no 32023  df-slt 32024
This theorem is referenced by:  nosupbnd1lem4  32084
  Copyright terms: Public domain W3C validator