Metamath Proof Explorer


Theorem prlngmolem2

Description: Lemma for prlngmo . (Contributed by Thierry Arnoux, 5-Jul-2026)

Ref Expression
Hypotheses prlngeu.p ⊢ P = Base G
prlngeu.l ⊢ L = Line 𝒢 ⁡ G
prlngeu.r No typesetting found for |- .|| = ( parlnG ` G ) with typecode |-
prlngeu.g ⊢ φ → G ∈ 𝒢 Tarski
prlngeu.a ⊢ φ → A ∈ ran ⁡ L
prlngeu.x ⊢ φ → X ∈ P ∖ A
prlngeu.1 ⊢ φ → G ∈ 𝒢 Tarski E
prlngmolem2.1 ⊢ O = x y | x ∈ P ∖ b ∧ y ∈ P ∖ b ∧ ∃ r ∈ b r ∈ x Itv ⁡ G y
prlngmolem2.2 ⊢ Q = x y | x ∈ P ∖ A ∧ y ∈ P ∖ A ∧ ∃ s ∈ A s ∈ x Itv ⁡ G y
Assertion prlngmolem2 ⊢ φ → ∃* b ∈ ran ⁡ L A ∥ ˙ b ∧ X ∈ b

Proof

Step Hyp Ref Expression
1 prlngeu.p ⊢ P = Base G
2 prlngeu.l ⊢ L = Line 𝒢 ⁡ G
3 prlngeu.r Could not format .|| = ( parlnG ` G ) : No typesetting found for |- .|| = ( parlnG ` G ) with typecode |-
4 prlngeu.g ⊢ φ → G ∈ 𝒢 Tarski
5 prlngeu.a ⊢ φ → A ∈ ran ⁡ L
6 prlngeu.x ⊢ φ → X ∈ P ∖ A
7 prlngeu.1 ⊢ φ → G ∈ 𝒢 Tarski E
8 prlngmolem2.1 ⊢ O = x y | x ∈ P ∖ b ∧ y ∈ P ∖ b ∧ ∃ r ∈ b r ∈ x Itv ⁡ G y
9 prlngmolem2.2 ⊢ Q = x y | x ∈ P ∖ A ∧ y ∈ P ∖ A ∧ ∃ s ∈ A s ∈ x Itv ⁡ G y
10 anass ⊢ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ↔ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c
11 4 ad6antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → G ∈ 𝒢 Tarski
12 5 ad6antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → A ∈ ran ⁡ L
13 2 11 12 tglnne0 ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → A ≠ ∅
14 simpr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b = c → b = c
15 7 ad8antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → G ∈ 𝒢 Tarski E
16 11 ad2antrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → G ∈ 𝒢 Tarski
17 16 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → G ∈ 𝒢 Tarski
18 12 ad5antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → A ∈ ran ⁡ L
19 6 ad8antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → X ∈ P ∖ A
20 19 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → X ∈ P ∖ A
21 eqid ⊢ Itv ⁡ G = Itv ⁡ G
22 simp-8r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → b ∈ ran ⁡ L
23 22 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → b ∈ ran ⁡ L
24 simp-7r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → c ∈ ran ⁡ L
25 24 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → c ∈ ran ⁡ L
26 simp-9r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → A ∥ ˙ b
27 simp-7r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → A ∥ ˙ c
28 simp-8r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → X ∈ b
29 simpllr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → X ∈ c
30 29 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → X ∈ c
31 simp-5r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → t ∈ A
32 simpllr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → w ∈ c ∖ b
33 simp-4r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → b ≠ c
34 simpr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → w O t
35 1 2 3 17 18 20 8 9 21 23 25 26 27 28 30 31 32 33 34 prlngmolem1 ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ w O t → ¬ G ∈ 𝒢 Tarski E
36 16 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → G ∈ 𝒢 Tarski
37 12 ad5antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → A ∈ ran ⁡ L
38 19 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → X ∈ P ∖ A
39 22 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → b ∈ ran ⁡ L
40 24 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → c ∈ ran ⁡ L
41 simp-9r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → A ∥ ˙ b
42 simp-7r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → A ∥ ˙ c
43 simp-8r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → X ∈ b
44 29 ad3antrrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → X ∈ c
45 simp-5r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → t ∈ A
46 eqid ⊢ dist ⁡ G = dist ⁡ G
47 eqid ⊢ pInv 𝒢 ⁡ G = pInv 𝒢 ⁡ G
48 eqid ⊢ pInv 𝒢 ⁡ G ⁡ X = pInv 𝒢 ⁡ G ⁡ X
49 simplr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → w ∈ c ∖ b
50 49 eldifad ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → w ∈ c
51 50 adantr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → w ∈ c
52 1 46 21 2 47 36 48 40 44 51 mirln ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ c
53 simpllr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → w ∈ c ∖ b
54 53 eldifbd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → ¬ w ∈ b
55 36 adantr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b → G ∈ 𝒢 Tarski
56 1 2 21 16 24 29 tglnpt ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → X ∈ P
57 56 ad4antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b → X ∈ P
58 16 ad2antrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → G ∈ 𝒢 Tarski
59 24 ad2antrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → c ∈ ran ⁡ L
60 1 2 21 58 59 50 tglnpt ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → w ∈ P
61 60 ad2antrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b → w ∈ P
62 1 46 21 2 47 55 57 48 61 mirmir ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b → pInv 𝒢 ⁡ G ⁡ X ⁡ pInv 𝒢 ⁡ G ⁡ X ⁡ w = w
63 39 adantr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b → b ∈ ran ⁡ L
64 43 adantr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b → X ∈ b
65 simpr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b → pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b
66 1 46 21 2 47 55 48 63 64 65 mirln ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b → pInv 𝒢 ⁡ G ⁡ X ⁡ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b
67 62 66 eqeltrrd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b → w ∈ b
68 54 67 mtand ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → ¬ pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ b
69 52 68 eldifd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → pInv 𝒢 ⁡ G ⁡ X ⁡ w ∈ c ∖ b
70 simp-4r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → b ≠ c
71 simpr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → pInv 𝒢 ⁡ G ⁡ X ⁡ w O t
72 1 2 3 36 37 38 8 9 21 39 40 41 42 43 44 45 69 70 71 prlngmolem1 ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t → ¬ G ∈ 𝒢 Tarski E
73 eqid Could not format ( PlnG ` G ) = ( PlnG ` G ) : No typesetting found for |- ( PlnG ` G ) = ( PlnG ` G ) with typecode |-
74 22 ad2antrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → b ∈ ran ⁡ L
75 49 eldifbd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → ¬ w ∈ b
76 60 75 eldifd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → w ∈ P ∖ b
77 12 ad4antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → A ∈ ran ⁡ L
78 6 ad10antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → X ∈ P ∖ A
79 1 21 2 73 58 77 78 elplnglnid Could not format ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> A C_ ( A ( PlnG ` G ) X ) ) : No typesetting found for |- ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> A C_ ( A ( PlnG ` G ) X ) ) with typecode |-
80 simp-4r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → t ∈ A
81 79 80 sseldd Could not format ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> t e. ( A ( PlnG ` G ) X ) ) : No typesetting found for |- ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> t e. ( A ( PlnG ` G ) X ) ) with typecode |-
82 1 2 73 58 77 78 tgelrnpln Could not format ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> ( A ( PlnG ` G ) X ) e. ran ( PlnG ` G ) ) : No typesetting found for |- ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> ( A ( PlnG ` G ) X ) e. ran ( PlnG ` G ) ) with typecode |-
83 simp-6r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → A ∥ ˙ c
84 29 ad2antrr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → X ∈ c
85 6 eldifbd ⊢ φ → ¬ X ∈ A
86 85 ad10antr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → ¬ X ∈ A
87 nelne1 ⊢ X ∈ c ∧ ¬ X ∈ A → c ≠ A
88 84 86 87 syl2anc ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → c ≠ A
89 88 necomd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → A ≠ c
90 2 73 3 58 83 89 50 84 prlnghpg ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → w hp 𝒢 ⁡ G ⁡ A X
91 1 2 73 77 60 78 58 90 hpgssplng Could not format ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> w e. ( A ( PlnG ` G ) X ) ) : No typesetting found for |- ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> w e. ( A ( PlnG ` G ) X ) ) with typecode |-
92 91 75 eldifd Could not format ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> w e. ( ( A ( PlnG ` G ) X ) \ b ) ) : No typesetting found for |- ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> w e. ( ( A ( PlnG ` G ) X ) \ b ) ) with typecode |-
93 simp-8r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → A ∥ ˙ b
94 simp-7r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → X ∈ b
95 nelne1 ⊢ X ∈ b ∧ ¬ X ∈ A → b ≠ A
96 94 86 95 syl2anc ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → b ≠ A
97 96 necomd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → A ≠ b
98 2 73 3 58 93 97 94 prlngpln3 Could not format ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> b C_ ( A ( PlnG ` G ) X ) ) : No typesetting found for |- ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> b C_ ( A ( PlnG ` G ) X ) ) with typecode |-
99 1 2 73 58 82 74 92 98 plng3p Could not format ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> ( A ( PlnG ` G ) X ) = ( b ( PlnG ` G ) w ) ) : No typesetting found for |- ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> ( A ( PlnG ` G ) X ) = ( b ( PlnG ` G ) w ) ) with typecode |-
100 81 99 eleqtrd Could not format ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> t e. ( b ( PlnG ` G ) w ) ) : No typesetting found for |- ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> t e. ( b ( PlnG ` G ) w ) ) with typecode |-
101 2 3 58 93 97 prlngin0 ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → A ∩ b = ∅
102 101 adantr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ t ∈ b → A ∩ b = ∅
103 simp-5r ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ t ∈ b → t ∈ A
104 simpr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ t ∈ b → t ∈ b
105 103 104 elind ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ t ∈ b → t ∈ A ∩ b
106 105 ne0d ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ t ∈ b → A ∩ b ≠ ∅
107 106 neneqd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X ∧ t ∈ b → ¬ A ∩ b = ∅
108 102 107 pm2.65da ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → ¬ t ∈ b
109 100 108 eldifd Could not format ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> t e. ( ( b ( PlnG ` G ) w ) \ b ) ) : No typesetting found for |- ( ( ( ( ( ( ( ( ( ( ( ph /\ b e. ran L ) /\ c e. ran L ) /\ A .|| b ) /\ X e. b ) /\ A .|| c ) /\ X e. c ) /\ t e. A ) /\ b =/= c ) /\ w e. ( c \ b ) ) /\ w =/= X ) -> t e. ( ( b ( PlnG ` G ) w ) \ b ) ) with typecode |-
110 1 21 2 73 47 48 8 58 74 76 109 94 plngmiropp ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → w O t ∨ pInv 𝒢 ⁡ G ⁡ X ⁡ w O t
111 35 72 110 mpjaodan ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c ∧ w ∈ c ∖ b ∧ w ≠ X → ¬ G ∈ 𝒢 Tarski E
112 simpr ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → b ≠ c
113 112 necomd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → c ≠ b
114 1 21 2 16 24 22 29 113 tglnpt4 ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → ∃ w ∈ c ∖ b w ≠ X
115 111 114 r19.29a ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → ¬ G ∈ 𝒢 Tarski E
116 15 115 pm2.21dd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A ∧ b ≠ c → b = c
117 14 116 pm2.61dane ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c ∧ t ∈ A → b = c
118 13 117 n0limd ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → b = c
119 118 anasss ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → b = c
120 119 anasss ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → b = c
121 120 anasss ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → b = c
122 10 121 sylan2b ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L ∧ A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → b = c
123 122 ex ⊢ φ ∧ b ∈ ran ⁡ L ∧ c ∈ ran ⁡ L → A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → b = c
124 123 ralrimiva ⊢ φ ∧ b ∈ ran ⁡ L → ∀ c ∈ ran ⁡ L A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → b = c
125 124 ralrimiva ⊢ φ → ∀ b ∈ ran ⁡ L ∀ c ∈ ran ⁡ L A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → b = c
126 breq2 ⊢ b = c → A ∥ ˙ b ↔ A ∥ ˙ c
127 eleq2w ⊢ b = c → X ∈ b ↔ X ∈ c
128 126 127 anbi12d ⊢ b = c → A ∥ ˙ b ∧ X ∈ b ↔ A ∥ ˙ c ∧ X ∈ c
129 128 rmo4 ⊢ ∃* b ∈ ran ⁡ L A ∥ ˙ b ∧ X ∈ b ↔ ∀ b ∈ ran ⁡ L ∀ c ∈ ran ⁡ L A ∥ ˙ b ∧ X ∈ b ∧ A ∥ ˙ c ∧ X ∈ c → b = c
130 125 129 sylibr ⊢ φ → ∃* b ∈ ran ⁡ L A ∥ ˙ b ∧ X ∈ b