Step | Hyp | Ref
| Expression |
1 | | vex 3435 |
. . . . . . 7
⊢ 𝑓 ∈ V |
2 | | vex 3435 |
. . . . . . 7
⊢ 𝑔 ∈ V |
3 | 1, 2 | prss 4759 |
. . . . . 6
⊢ ((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ↔ {𝑓, 𝑔} ⊆ 𝐵) |
4 | | pwsle.v |
. . . . . . . 8
⊢ 𝐵 = (Base‘𝑌) |
5 | | pwsle.y |
. . . . . . . . . 10
⊢ 𝑌 = (𝑅 ↑s 𝐼) |
6 | | eqid 2740 |
. . . . . . . . . 10
⊢
(Scalar‘𝑅) =
(Scalar‘𝑅) |
7 | 5, 6 | pwsval 17195 |
. . . . . . . . 9
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → 𝑌 = ((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) |
8 | 7 | fveq2d 6775 |
. . . . . . . 8
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → (Base‘𝑌) = (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅})))) |
9 | 4, 8 | eqtrid 2792 |
. . . . . . 7
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → 𝐵 = (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅})))) |
10 | 9 | sseq2d 3958 |
. . . . . 6
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → ({𝑓, 𝑔} ⊆ 𝐵 ↔ {𝑓, 𝑔} ⊆ (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))))) |
11 | 3, 10 | syl5bb 283 |
. . . . 5
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → ((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ↔ {𝑓, 𝑔} ⊆ (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))))) |
12 | 11 | anbi1d 630 |
. . . 4
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → (((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥)) ↔ ({𝑓, 𝑔} ⊆ (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥)))) |
13 | | fvconst2g 7074 |
. . . . . . . . . . . 12
⊢ ((𝑅 ∈ 𝑉 ∧ 𝑥 ∈ 𝐼) → ((𝐼 × {𝑅})‘𝑥) = 𝑅) |
14 | 13 | ad4ant14 749 |
. . . . . . . . . . 11
⊢ ((((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) ∧ 𝑥 ∈ 𝐼) → ((𝐼 × {𝑅})‘𝑥) = 𝑅) |
15 | 14 | fveq2d 6775 |
. . . . . . . . . 10
⊢ ((((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) ∧ 𝑥 ∈ 𝐼) → (le‘((𝐼 × {𝑅})‘𝑥)) = (le‘𝑅)) |
16 | | pwsle.o |
. . . . . . . . . 10
⊢ 𝑂 = (le‘𝑅) |
17 | 15, 16 | eqtr4di 2798 |
. . . . . . . . 9
⊢ ((((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) ∧ 𝑥 ∈ 𝐼) → (le‘((𝐼 × {𝑅})‘𝑥)) = 𝑂) |
18 | 17 | breqd 5090 |
. . . . . . . 8
⊢ ((((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) ∧ 𝑥 ∈ 𝐼) → ((𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥) ↔ (𝑓‘𝑥)𝑂(𝑔‘𝑥))) |
19 | 18 | ralbidva 3122 |
. . . . . . 7
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → (∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥) ↔ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)𝑂(𝑔‘𝑥))) |
20 | | eqid 2740 |
. . . . . . . . . 10
⊢
(Base‘𝑅) =
(Base‘𝑅) |
21 | | simpll 764 |
. . . . . . . . . 10
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → 𝑅 ∈ 𝑉) |
22 | | simplr 766 |
. . . . . . . . . 10
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → 𝐼 ∈ 𝑊) |
23 | | simprl 768 |
. . . . . . . . . 10
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → 𝑓 ∈ 𝐵) |
24 | 5, 20, 4, 21, 22, 23 | pwselbas 17198 |
. . . . . . . . 9
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → 𝑓:𝐼⟶(Base‘𝑅)) |
25 | 24 | ffnd 6599 |
. . . . . . . 8
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → 𝑓 Fn 𝐼) |
26 | | simprr 770 |
. . . . . . . . . 10
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → 𝑔 ∈ 𝐵) |
27 | 5, 20, 4, 21, 22, 26 | pwselbas 17198 |
. . . . . . . . 9
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → 𝑔:𝐼⟶(Base‘𝑅)) |
28 | 27 | ffnd 6599 |
. . . . . . . 8
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → 𝑔 Fn 𝐼) |
29 | | inidm 4158 |
. . . . . . . 8
⊢ (𝐼 ∩ 𝐼) = 𝐼 |
30 | | eqidd 2741 |
. . . . . . . 8
⊢ ((((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) ∧ 𝑥 ∈ 𝐼) → (𝑓‘𝑥) = (𝑓‘𝑥)) |
31 | | eqidd 2741 |
. . . . . . . 8
⊢ ((((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) ∧ 𝑥 ∈ 𝐼) → (𝑔‘𝑥) = (𝑔‘𝑥)) |
32 | 25, 28, 23, 26, 29, 30, 31 | ofrfvalg 7535 |
. . . . . . 7
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → (𝑓 ∘r 𝑂𝑔 ↔ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)𝑂(𝑔‘𝑥))) |
33 | 19, 32 | bitr4d 281 |
. . . . . 6
⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ (𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵)) → (∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥) ↔ 𝑓 ∘r 𝑂𝑔)) |
34 | 33 | pm5.32da 579 |
. . . . 5
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → (((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥)) ↔ ((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ∧ 𝑓 ∘r 𝑂𝑔))) |
35 | | brinxp2 5665 |
. . . . 5
⊢ (𝑓( ∘r 𝑂 ∩ (𝐵 × 𝐵))𝑔 ↔ ((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ∧ 𝑓 ∘r 𝑂𝑔)) |
36 | 34, 35 | bitr4di 289 |
. . . 4
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → (((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥)) ↔ 𝑓( ∘r 𝑂 ∩ (𝐵 × 𝐵))𝑔)) |
37 | 12, 36 | bitr3d 280 |
. . 3
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → (({𝑓, 𝑔} ⊆ (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥)) ↔ 𝑓( ∘r 𝑂 ∩ (𝐵 × 𝐵))𝑔)) |
38 | 37 | opabbidv 5145 |
. 2
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → {〈𝑓, 𝑔〉 ∣ ({𝑓, 𝑔} ⊆ (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥))} = {〈𝑓, 𝑔〉 ∣ 𝑓( ∘r 𝑂 ∩ (𝐵 × 𝐵))𝑔}) |
39 | | pwsle.l |
. . . 4
⊢ ≤ =
(le‘𝑌) |
40 | 7 | fveq2d 6775 |
. . . 4
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → (le‘𝑌) = (le‘((Scalar‘𝑅)Xs(𝐼 × {𝑅})))) |
41 | 39, 40 | eqtrid 2792 |
. . 3
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → ≤ =
(le‘((Scalar‘𝑅)Xs(𝐼 × {𝑅})))) |
42 | | eqid 2740 |
. . . 4
⊢
((Scalar‘𝑅)Xs(𝐼 × {𝑅})) = ((Scalar‘𝑅)Xs(𝐼 × {𝑅})) |
43 | | fvexd 6786 |
. . . 4
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → (Scalar‘𝑅) ∈ V) |
44 | | simpr 485 |
. . . . 5
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → 𝐼 ∈ 𝑊) |
45 | | snex 5358 |
. . . . 5
⊢ {𝑅} ∈ V |
46 | | xpexg 7594 |
. . . . 5
⊢ ((𝐼 ∈ 𝑊 ∧ {𝑅} ∈ V) → (𝐼 × {𝑅}) ∈ V) |
47 | 44, 45, 46 | sylancl 586 |
. . . 4
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → (𝐼 × {𝑅}) ∈ V) |
48 | | eqid 2740 |
. . . 4
⊢
(Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) = (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) |
49 | | snnzg 4716 |
. . . . . 6
⊢ (𝑅 ∈ 𝑉 → {𝑅} ≠ ∅) |
50 | 49 | adantr 481 |
. . . . 5
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → {𝑅} ≠ ∅) |
51 | | dmxp 5837 |
. . . . 5
⊢ ({𝑅} ≠ ∅ → dom (𝐼 × {𝑅}) = 𝐼) |
52 | 50, 51 | syl 17 |
. . . 4
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → dom (𝐼 × {𝑅}) = 𝐼) |
53 | | eqid 2740 |
. . . 4
⊢
(le‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) = (le‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) |
54 | 42, 43, 47, 48, 52, 53 | prdsle 17171 |
. . 3
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → (le‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) = {〈𝑓, 𝑔〉 ∣ ({𝑓, 𝑔} ⊆ (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥))}) |
55 | 41, 54 | eqtrd 2780 |
. 2
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → ≤ = {〈𝑓, 𝑔〉 ∣ ({𝑓, 𝑔} ⊆ (Base‘((Scalar‘𝑅)Xs(𝐼 × {𝑅}))) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘((𝐼 × {𝑅})‘𝑥))(𝑔‘𝑥))}) |
56 | | relinxp 5723 |
. . . 4
⊢ Rel (
∘r 𝑂 ∩
(𝐵 × 𝐵)) |
57 | 56 | a1i 11 |
. . 3
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → Rel ( ∘r 𝑂 ∩ (𝐵 × 𝐵))) |
58 | | dfrel4v 6092 |
. . 3
⊢ (Rel (
∘r 𝑂 ∩
(𝐵 × 𝐵)) ↔ ( ∘r
𝑂 ∩ (𝐵 × 𝐵)) = {〈𝑓, 𝑔〉 ∣ 𝑓( ∘r 𝑂 ∩ (𝐵 × 𝐵))𝑔}) |
59 | 57, 58 | sylib 217 |
. 2
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → ( ∘r 𝑂 ∩ (𝐵 × 𝐵)) = {〈𝑓, 𝑔〉 ∣ 𝑓( ∘r 𝑂 ∩ (𝐵 × 𝐵))𝑔}) |
60 | 38, 55, 59 | 3eqtr4d 2790 |
1
⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → ≤ = ( ∘r
𝑂 ∩ (𝐵 × 𝐵))) |