Proof of Theorem addcmpblnr
| Step | Hyp | Ref
| Expression |
| 1 | | addclpr 3914 |
. . . . . . . 8
⊢ ((A
∈ P ∧ F ∈
P) → (A
+P F) ∈
P) |
| 2 | | addclpr 3914 |
. . . . . . . 8
⊢ ((B
∈ P ∧ G ∈
P) → (B
+P G) ∈
P) |
| 3 | 1, 2 | anim12i 268 |
. . . . . . 7
⊢ (((A
∈ P ∧ F ∈
P) ∧ (B ∈
P ∧ G ∈
P)) → ((A
+P F) ∈
P ∧ (B
+P G) ∈
P)) |
| 4 | 3 | an4s 390 |
. . . . . 6
⊢ (((A
∈ P ∧ B ∈
P) ∧ (F ∈
P ∧ G ∈
P)) → ((A
+P F) ∈
P ∧ (B
+P G) ∈
P)) |
| 5 | | addclpr 3914 |
. . . . . . . 8
⊢ ((C
∈ P ∧ R ∈
P) → (C
+P R) ∈
P) |
| 6 | | addclpr 3914 |
. . . . . . . 8
⊢ ((D
∈ P ∧ S ∈
P) → (D
+P S) ∈
P) |
| 7 | 5, 6 | anim12i 268 |
. . . . . . 7
⊢ (((C
∈ P ∧ R ∈
P) ∧ (D ∈
P ∧ S ∈
P)) → ((C
+P R) ∈
P ∧ (D
+P S) ∈
P)) |
| 8 | 7 | an4s 390 |
. . . . . 6
⊢ (((C
∈ P ∧ D ∈
P) ∧ (R ∈
P ∧ S ∈
P)) → ((C
+P R) ∈
P ∧ (D
+P S) ∈
P)) |
| 9 | 4, 8 | anim12i 268 |
. . . . 5
⊢ ((((A
∈ P ∧ B ∈
P) ∧ (F ∈
P ∧ G ∈
P)) ∧ ((C ∈
P ∧ D ∈
P) ∧ (R ∈
P ∧ S ∈
P))) → (((A
+P F) ∈
P ∧ (B
+P G) ∈
P) ∧ ((C
+P R) ∈
P ∧ (D
+P S) ∈
P))) |
| 10 | 9 | an4s 390 |
. . . 4
⊢ ((((A
∈ P ∧ B ∈
P) ∧ (C ∈
P ∧ D ∈
P)) ∧ ((F ∈
P ∧ G ∈
P) ∧ (R ∈
P ∧ S ∈
P))) → (((A
+P F) ∈
P ∧ (B
+P G) ∈
P) ∧ ((C
+P R) ∈
P ∧ (D
+P S) ∈
P))) |
| 11 | | enrbreq 3968 |
. . . 4
⊢ ((((A
+P F) ∈
P ∧ (B
+P G) ∈
P) ∧ ((C
+P R) ∈
P ∧ (D
+P S) ∈
P)) → (〈(A
+P F), (B +P G)〉 ~R 〈(C +P R), (D
+P S)〉 ↔
((A +P F) +P (D +P S)) = ((B
+P G)
+P (C
+P R)))) |
| 12 | 10, 11 | syl 12 |
. . 3
⊢ ((((A
∈ P ∧ B ∈
P) ∧ (C ∈
P ∧ D ∈
P)) ∧ ((F ∈
P ∧ G ∈
P) ∧ (R ∈
P ∧ S ∈
P))) → (〈(A
+P F), (B +P G)〉 ~R 〈(C +P R), (D
+P S)〉 ↔
((A +P F) +P (D +P S)) = ((B
+P G)
+P (C
+P R)))) |
| 13 | | cmpblnr.1 |
. . . . 5
⊢ A
∈ V |
| 14 | | cmpblnr.5 |
. . . . 5
⊢ F
∈ V |
| 15 | | cmpblnr.4 |
. . . . 5
⊢ D
∈ V |
| 16 | | visset 1350 |
. . . . . 6
⊢ x
∈ V |
| 17 | | visset 1350 |
. . . . . 6
⊢ y
∈ V |
| 18 | 16, 17 | addcompr 3917 |
. . . . 5
⊢ (x
+P y) = (y +P x) |
| 19 | | visset 1350 |
. . . . . 6
⊢ z
∈ V |
| 20 | 17, 19 | addasspr 3918 |
. . . . 5
⊢ ((x
+P y)
+P z) = (x +P (y +P z)) |
| 21 | | cmpblnr.8 |
. . . . 5
⊢ S
∈ V |
| 22 | 13, 14, 15, 18, 20, 21 | caopr4 3078 |
. . . 4
⊢ ((A
+P F)
+P (D
+P S)) =
((A +P D) +P (F +P S)) |
| 23 | | cmpblnr.2 |
. . . . 5
⊢ B
∈ V |
| 24 | | cmpblnr.6 |
. . . . 5
⊢ G
∈ V |
| 25 | | cmpblnr.3 |
. . . . 5
⊢ C
∈ V |
| 26 | | cmpblnr.7 |
. . . . 5
⊢ R
∈ V |
| 27 | 23, 24, 25, 18, 20, 26 | caopr4 3078 |
. . . 4
⊢ ((B
+P G)
+P (C
+P R)) =
((B +P C) +P (G +P R)) |
| 28 | 22, 27 | cleq12i 1114 |
. . 3
⊢ (((A
+P F)
+P (D
+P S)) =
((B +P G) +P (C +P R)) ↔ ((A
+P D)
+P (F
+P S)) =
((B +P C) +P (G +P R))) |
| 29 | 12, 28 | syl6bb 414 |
. 2
⊢ ((((A
∈ P ∧ B ∈
P) ∧ (C ∈
P ∧ D ∈
P)) ∧ ((F ∈
P ∧ G ∈
P) ∧ (R ∈
P ∧ S ∈
P))) → (〈(A
+P F), (B +P G)〉 ~R 〈(C +P R), (D
+P S)〉 ↔
((A +P D) +P (F +P S)) = ((B
+P C)
+P (G
+P R)))) |
| 30 | | opreq12 3008 |
. 2
⊢ (((A
+P D) = (B +P C) ∧ (F
+P S) = (G +P R)) → ((A
+P D)
+P (F
+P S)) =
((B +P C) +P (G +P R))) |
| 31 | 29, 30 | syl5bir 184 |
1
⊢ ((((A
∈ P ∧ B ∈
P) ∧ (C ∈
P ∧ D ∈
P)) ∧ ((F ∈
P ∧ G ∈
P) ∧ (R ∈
P ∧ S ∈
P))) → (((A
+P D) = (B +P C) ∧ (F
+P S) = (G +P R)) → 〈(A +P F), (B
+P G)〉
~R 〈(C
+P R), (D +P S)〉)) |