Proof of Theorem prlem936
| Step | Hyp | Ref
| Expression |
| 1 | | prn0 3887 |
. . . 4
⊢ (A
∈ P → ¬ A =
∅) |
| 2 | | n0 1714 |
. . . 4
⊢ (¬ A = ∅ ↔ ∃y y ∈
A) |
| 3 | 1, 2 | sylib 173 |
. . 3
⊢ (A
∈ P → ∃y
y ∈ A) |
| 4 | | prlem934 3933 |
. . . . . . . . . . . . . . . . 17
⊢ ((A
∈ P ∧ z ∈
Q) → ∃x(x ∈ A ∧
¬ (x +Q
z) ∈ A)) |
| 5 | | eleq1 1149 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢ ((y
+Q z) = (y ·Q B) → ((y
+Q z) ∈
A ↔ (y ·Q B) ∈ A)) |
| 6 | 5 | biimparc 327 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ (((y
·Q B)
∈ A ∧ (y +Q z) = (y
·Q B))
→ (y +Q
z) ∈ A) |
| 7 | | prub 3892 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢ (((A
∈ P ∧ (y
+Q z) ∈
A) ∧ (x +Q z) ∈ Q) → (¬ (x +Q z) ∈ A
→ (y +Q
z) <Q (x +Q z))) |
| 8 | | addclpq 3852 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢ ((x
∈ Q ∧ z ∈
Q) → (x
+Q z) ∈
Q) |
| 9 | 7, 8 | sylan2 346 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ (((A
∈ P ∧ (y
+Q z) ∈
A) ∧ (x ∈ Q ∧ z ∈ Q)) → (¬ (x +Q z) ∈ A
→ (y +Q
z) <Q (x +Q z))) |
| 10 | | prlem936a 3947 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ ((x
∈ Q ∧ (z ∈
Q ∧ y ∈
Q)) → ((y
+Q z)
<Q (x
+Q z) ↔
(x +Q z) <Q ((x ·Q
(*Q ‘y))
·Q (y
+Q z)))) |
| 11 | | opreq2 3007 |
. . . . . . . . . . . . . . . . . . . . . . . 24
⊢ ((y
+Q z) = (y ·Q B) → ((x
·Q (*Q ‘y)) ·Q (y +Q z)) = ((x
·Q (*Q ‘y)) ·Q (y ·Q B))) |
| 12 | | visset 1350 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ y
∈ V |
| 13 | | fvex 2838 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ (*Q
‘y) ∈ V |
| 14 | | prlem936.1 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ B
∈ V |
| 15 | | visset 1350 |
. . . . . . . . . . . . . . . . . . . . . . . . . . 27
⊢ z
∈ V |
| 16 | | visset 1350 |
. . . . . . . . . . . . . . . . . . . . . . . . . . 27
⊢ w
∈ V |
| 17 | 15, 16 | mulcompq 3858 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ (z
·Q w) =
(w ·Q
z) |
| 18 | | visset 1350 |
. . . . . . . . . . . . . . . . . . . . . . . . . . 27
⊢ v
∈ V |
| 19 | 16, 18 | mulasspq 3859 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ ((z
·Q w)
·Q v) =
(z ·Q
(w ·Q
v)) |
| 20 | | visset 1350 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ x
∈ V |
| 21 | 12, 13, 14, 17, 19, 20 | caopr42 3080 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ ((y
·Q (*Q ‘y)) ·Q (B ·Q x)) = ((y
·Q B)
·Q (x
·Q (*Q ‘y))) |
| 22 | | oprex 3018 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ (B
·Q x)
∈ V |
| 23 | | oprex 3018 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ (y
·Q (*Q ‘y)) ∈ V |
| 24 | 22, 23 | mulcompq 3858 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ ((B
·Q x)
·Q (y
·Q (*Q ‘y))) = ((y
·Q (*Q ‘y)) ·Q (B ·Q x)) |
| 25 | | oprex 3018 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ (x
·Q (*Q ‘y)) ∈ V |
| 26 | | oprex 3018 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ (y
·Q B)
∈ V |
| 27 | 25, 26 | mulcompq 3858 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ ((x
·Q (*Q ‘y)) ·Q (y ·Q B)) = ((y
·Q B)
·Q (x
·Q (*Q ‘y))) |
| 28 | 21, 24, 27 | 3eqtr4 1126 |
. . . . . . . . . . . . . . . . . . . . . . . 24
⊢ ((B
·Q x)
·Q (y
·Q (*Q ‘y))) = ((x
·Q (*Q ‘y)) ·Q (y ·Q B)) |
| 29 | 11, 28 | syl6eqr 1142 |
. . . . . . . . . . . . . . . . . . . . . . 23
⊢ ((y
+Q z) = (y ·Q B) → ((x
·Q (*Q ‘y)) ·Q (y +Q z)) = ((B
·Q x)
·Q (y
·Q (*Q ‘y)))) |
| 30 | | recidpq 3865 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ (y
∈ Q → (y
·Q (*Q ‘y)) = 1Q) |
| 31 | 30 | opreq2d 3013 |
. . . . . . . . . . . . . . . . . . . . . . . 24
⊢ (y
∈ Q → ((B
·Q x)
·Q (y
·Q (*Q ‘y))) = ((B
·Q x)
·Q 1Q)) |
| 32 | | ltrelpq 3845 |
. . . . . . . . . . . . . . . . . . . . . . . . . . . 28
⊢ <Q ⊆
(Q × Q) |
| 33 | 14, 32 | brel 2459 |
. . . . . . . . . . . . . . . . . . . . . . . . . . 27
⊢ (1Q
<Q B →
(1Q ∈ Q ∧ B ∈ Q)) |
| 34 | 33 | pm3.27d 262 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ (1Q
<Q B →
B ∈ Q) |
| 35 | 34 | anim1i 269 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ ((1Q
<Q B ∧
x ∈ Q) → (B ∈ Q ∧ x ∈ Q)) |
| 36 | | mulclpq 3854 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ ((B
∈ Q ∧ x ∈
Q) → (B
·Q x)
∈ Q) |
| 37 | | mulidpq 3863 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ ((B
·Q x)
∈ Q → ((B
·Q x)
·Q 1Q) = (B ·Q x)) |
| 38 | 20, 14 | mulcompq 3858 |
. . . . . . . . . . . . . . . . . . . . . . . . . 26
⊢ (x
·Q B) =
(B ·Q
x) |
| 39 | 37, 38 | syl6eqr 1142 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ ((B
·Q x)
∈ Q → ((B
·Q x)
·Q 1Q) = (x ·Q B)) |
| 40 | 35, 36, 39 | 3syl 21 |
. . . . . . . . . . . . . . . . . . . . . . . 24
⊢ ((1Q
<Q B ∧
x ∈ Q) → ((B ·Q x) ·Q
1Q) = (x
·Q B)) |
| 41 | 31, 40 | sylan9eqr 1145 |
. . . . . . . . . . . . . . . . . . . . . . 23
⊢ (((1Q
<Q B ∧
x ∈ Q) ∧ y ∈ Q) → ((B ·Q x) ·Q (y ·Q
(*Q ‘y))) =
(x ·Q
B)) |
| 42 | 29, 41 | sylan9eqr 1145 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢ ((((1Q
<Q B ∧
x ∈ Q) ∧ y ∈ Q) ∧ (y +Q z) = (y
·Q B))
→ ((x
·Q (*Q ‘y)) ·Q (y +Q z)) = (x
·Q B)) |
| 43 | 42 | breq2d 2072 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ ((((1Q
<Q B ∧
x ∈ Q) ∧ y ∈ Q) ∧ (y +Q z) = (y
·Q B))
→ ((x +Q
z) <Q
((x ·Q
(*Q ‘y))
·Q (y
+Q z)) ↔
(x +Q z) <Q (x ·Q B))) |
| 44 | | prcdpq 3891 |
. . . . . . . . . . . . . . . . . . . . . . . . 25
⊢ ((A
∈ P ∧ (x
·Q B)
∈ A) → ((x +Q z) <Q (x ·Q B) → (x
+Q z) ∈
A)) |
| 45 | 44 | exp 291 |
. . . . . . . . . . . . . . . . . . . . . . . 24
⊢ (A
∈ P → ((x
·Q B)
∈ A → ((x +Q z) <Q (x ·Q B) → (x
+Q z) ∈
A))) |
| 46 | 45 | com23 32 |
. . . . . . . . . . . . . . . . . . . . . . 23
⊢ (A
∈ P → ((x
+Q z)
<Q (x
·Q B)
→ ((x
·Q B)
∈ A → (x +Q z) ∈ A))) |
| 47 | 46 | imp 277 |
. . . . . . . . . . . . . . . . . . . . . 22
⊢ ((A
∈ P ∧ (x
+Q z)
<Q (x
·Q B))
→ ((x
·Q B)
∈ A → (x +Q z) ∈ A)) |
| 48 | 47 | con3d 87 |
. . . . . . . . . . . . . . . . . . . . 21
⊢ ((A
∈ P ∧ (x
+Q z)
<Q (x
·Q B))
→ (¬ (x
+Q z) ∈
A → ¬ (x ·Q B) ∈ A)) |
| 49 | 6, 9, 10, 43, 48 | prlem936b 3948 |
. . . . . . . . . . . . . . . . . . . 20
⊢ (((A
∈ P ∧ z ∈
Q) ∧ (((y
+Q z) = (y ·Q B) ∧ y
∈ Q) ∧ (1Q
<Q B ∧
(y ·Q
B) ∈ A))) → ((x
∈ A ∧ ¬ (x +Q z) ∈ A)
→ (x ∈ A ∧ ¬ (x
·Q B)
∈ A))) |
| 50 | 49 | 19.22dv 947 |
. . . . . . . . . . . . . . . . . . 19
⊢ (((A
∈ P ∧ z ∈
Q) ∧ (((y
+Q z) = (y ·Q B) ∧ y
∈ Q) ∧ (1Q
<Q B ∧
(y ·Q
B) ∈ A))) → (∃x(x ∈
A ∧ ¬ (x +Q z) ∈ A)
→ ∃x(x ∈ A ∧
¬ (x ·Q
B) ∈ A))) |
| 51 | 50 | exp 291 |
. . . . . . . . . . . . . . . . . 18
⊢ ((A
∈ P ∧ z ∈
Q) → ((((y
+Q z) = (y ·Q B) ∧ y
∈ Q) ∧ (1Q
<Q B ∧
(y ·Q
B) ∈ A)) → (∃x(x ∈
A ∧ ¬ (x +Q z) ∈ A)
→ ∃x(x ∈ A ∧
¬ (x ·Q
B) ∈ A)))) |
| 52 | 51 | com23 32 |
. . . . . . . . . . . . . . . . 17
⊢ ((A
∈ P ∧ z ∈
Q) → (∃x(x ∈ A ∧
¬ (x +Q
z) ∈ A) → ((((y
+Q z) = (y ·Q B) ∧ y
∈ Q) ∧ (1Q
<Q B ∧
(y ·Q
B) ∈ A)) → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A)))) |
| 53 | 4, 52 | mpd 46 |
. . . . . . . . . . . . . . . 16
⊢ ((A
∈ P ∧ z ∈
Q) → ((((y
+Q z) = (y ·Q B) ∧ y
∈ Q) ∧ (1Q
<Q B ∧
(y ·Q
B) ∈ A)) → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A))) |
| 54 | 53 | exp4d 298 |
. . . . . . . . . . . . . . 15
⊢ ((A
∈ P ∧ z ∈
Q) → (((y
+Q z) = (y ·Q B) ∧ y
∈ Q) → (1Q
<Q B →
((y ·Q
B) ∈ A → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A))))) |
| 55 | 54 | exp4b 296 |
. . . . . . . . . . . . . 14
⊢ (A
∈ P → (z ∈
Q → ((y
+Q z) = (y ·Q B) → (y
∈ Q → (1Q
<Q B →
((y ·Q
B) ∈ A → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A))))))) |
| 56 | 55 | imp3a 279 |
. . . . . . . . . . . . 13
⊢ (A
∈ P → ((z ∈
Q ∧ (y
+Q z) = (y ·Q B)) → (y
∈ Q → (1Q
<Q B →
((y ·Q
B) ∈ A → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A)))))) |
| 57 | 56 | 19.23adv 954 |
. . . . . . . . . . . 12
⊢ (A
∈ P → (∃z(z ∈
Q ∧ (y
+Q z) = (y ·Q B)) → (y
∈ Q → (1Q
<Q B →
((y ·Q
B) ∈ A → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A)))))) |
| 58 | | 1q 3851 |
. . . . . . . . . . . . . . . . 17
⊢ 1Q ∈
Q |
| 59 | 58 | elisseti 1355 |
. . . . . . . . . . . . . . . 16
⊢ 1Q ∈
V |
| 60 | 59, 14 | ltmpq 3871 |
. . . . . . . . . . . . . . 15
⊢ (y
∈ Q → (1Q
<Q B ↔
(y ·Q
1Q) <Q (y ·Q B))) |
| 61 | | mulidpq 3863 |
. . . . . . . . . . . . . . . 16
⊢ (y
∈ Q → (y
·Q 1Q) = y) |
| 62 | 61 | breq1d 2071 |
. . . . . . . . . . . . . . 15
⊢ (y
∈ Q → ((y
·Q 1Q)
<Q (y
·Q B)
↔ y <Q
(y ·Q
B))) |
| 63 | 60, 62 | bitrd 406 |
. . . . . . . . . . . . . 14
⊢ (y
∈ Q → (1Q
<Q B ↔
y <Q (y ·Q B))) |
| 64 | 26, 32 | brel 2459 |
. . . . . . . . . . . . . . 15
⊢ (y
<Q (y
·Q B)
→ (y ∈ Q ∧
(y ·Q
B) ∈ Q)) |
| 65 | 12 | ltexpq2 3875 |
. . . . . . . . . . . . . . . 16
⊢ ((y
∈ Q ∧ (y
·Q B)
∈ Q) → (y
<Q (y
·Q B)
↔ ∃z(z ∈ Q ∧ (y +Q z) = (y
·Q B)))) |
| 66 | 65 | biimpcd 137 |
. . . . . . . . . . . . . . 15
⊢ (y
<Q (y
·Q B)
→ ((y ∈ Q ∧
(y ·Q
B) ∈ Q) →
∃z(z ∈ Q ∧ (y +Q z) = (y
·Q B)))) |
| 67 | 64, 66 | mpd 46 |
. . . . . . . . . . . . . 14
⊢ (y
<Q (y
·Q B)
→ ∃z(z ∈ Q ∧ (y +Q z) = (y
·Q B))) |
| 68 | 63, 67 | syl6bi 187 |
. . . . . . . . . . . . 13
⊢ (y
∈ Q → (1Q
<Q B →
∃z(z ∈ Q ∧ (y +Q z) = (y
·Q B)))) |
| 69 | 68 | imp 277 |
. . . . . . . . . . . 12
⊢ ((y
∈ Q ∧ 1Q
<Q B) →
∃z(z ∈ Q ∧ (y +Q z) = (y
·Q B))) |
| 70 | 57, 69 | syl5 22 |
. . . . . . . . . . 11
⊢ (A
∈ P → ((y ∈
Q ∧ 1Q
<Q B) →
(y ∈ Q →
(1Q <Q B → ((y
·Q B)
∈ A → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A)))))) |
| 71 | 70 | imp4a 282 |
. . . . . . . . . 10
⊢ (A
∈ P → ((y ∈
Q ∧ 1Q
<Q B) →
((y ∈ Q ∧
1Q <Q B) → ((y
·Q B)
∈ A → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A))))) |
| 72 | 71 | pm2.43d 59 |
. . . . . . . . 9
⊢ (A
∈ P → ((y ∈
Q ∧ 1Q
<Q B) →
((y ·Q
B) ∈ A → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A)))) |
| 73 | 72 | exp3a 292 |
. . . . . . . 8
⊢ (A
∈ P → (y ∈
Q → (1Q
<Q B →
((y ·Q
B) ∈ A → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A))))) |
| 74 | | pm3.26 256 |
. . . . . . . 8
⊢ ((A
∈ P ∧ y ∈
A) → A ∈ P) |
| 75 | | elprpq 3889 |
. . . . . . . 8
⊢ ((A
∈ P ∧ y ∈
A) → y ∈ Q) |
| 76 | 73, 74, 75 | sylc 62 |
. . . . . . 7
⊢ ((A
∈ P ∧ y ∈
A) → (1Q
<Q B →
((y ·Q
B) ∈ A → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A)))) |
| 77 | 76 | com23 32 |
. . . . . 6
⊢ ((A
∈ P ∧ y ∈
A) → ((y ·Q B) ∈ A
→ (1Q <Q B → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A)))) |
| 78 | | eleq1 1149 |
. . . . . . . . . . 11
⊢ (x =
y → (x ∈ A
↔ y ∈ A)) |
| 79 | | opreq1 3006 |
. . . . . . . . . . . . 13
⊢ (x =
y → (x ·Q B) = (y
·Q B)) |
| 80 | 79 | eleq1d 1155 |
. . . . . . . . . . . 12
⊢ (x =
y → ((x ·Q B) ∈ A
↔ (y
·Q B)
∈ A)) |
| 81 | 80 | negbid 463 |
. . . . . . . . . . 11
⊢ (x =
y → (¬ (x ·Q B) ∈ A
↔ ¬ (y
·Q B)
∈ A)) |
| 82 | 78, 81 | anbi12d 476 |
. . . . . . . . . 10
⊢ (x =
y → ((x ∈ A ∧
¬ (x ·Q
B) ∈ A) ↔ (y
∈ A ∧ ¬ (y ·Q B) ∈ A))) |
| 83 | 12, 82 | cla4ev 1401 |
. . . . . . . . 9
⊢ ((y
∈ A ∧ ¬ (y ·Q B) ∈ A)
→ ∃x(x ∈ A ∧
¬ (x ·Q
B) ∈ A)) |
| 84 | 83 | a1d 14 |
. . . . . . . 8
⊢ ((y
∈ A ∧ ¬ (y ·Q B) ∈ A)
→ (1Q <Q B → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A))) |
| 85 | 84 | exp 291 |
. . . . . . 7
⊢ (y
∈ A → (¬ (y ·Q B) ∈ A
→ (1Q <Q B → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A)))) |
| 86 | 85 | adantl 305 |
. . . . . 6
⊢ ((A
∈ P ∧ y ∈
A) → (¬ (y ·Q B) ∈ A
→ (1Q <Q B → ∃x(x ∈
A ∧ ¬ (x ·Q B) ∈ A)))) |
| 87 | 77, 86 | pm2.61d 112 |
. . . . 5
⊢ ((A
∈ P ∧ y ∈
A) → (1Q
<Q B →
∃x(x ∈ A ∧
¬ (x ·Q
B) ∈ A))) |
| 88 | 87 | exp 291 |
. . . 4
⊢ (A
∈ P → (y ∈
A → (1Q
<Q B →
∃x(x ∈ A ∧
¬ (x ·Q
B) ∈ A)))) |
| 89 | 88 | 19.23adv 954 |
. . 3
⊢ (A
∈ P → (∃y
y ∈ A → (1Q
<Q B →
∃x(x ∈ A ∧
¬ (x ·Q
B) ∈ A)))) |
| 90 | 3, 89 | mpd 46 |
. 2
⊢ (A
∈ P → (1Q
<Q B →
∃x(x ∈ A ∧
¬ (x ·Q
B) ∈ A))) |
| 91 | 90 | imp 277 |
1
⊢ ((A
∈ P ∧ 1Q
<Q B) →
∃x(x ∈ A ∧
¬ (x ·Q
B) ∈ A)) |