| Step | Hyp | Ref
| Expression |
| 1 | | ssintub 4947 |
. 2
⊢ 𝑋 ⊆ ∩ {𝑧
∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} |
| 2 | | dochss.h |
. . . . 5
⊢ 𝐻 = (LHyp‘𝐾) |
| 3 | | eqid 2736 |
. . . . 5
⊢
((DIsoH‘𝐾)‘𝑊) = ((DIsoH‘𝐾)‘𝑊) |
| 4 | | dochss.u |
. . . . 5
⊢ 𝑈 = ((DVecH‘𝐾)‘𝑊) |
| 5 | | dochss.v |
. . . . 5
⊢ 𝑉 = (Base‘𝑈) |
| 6 | | dochss.o |
. . . . 5
⊢ ⊥ =
((ocH‘𝐾)‘𝑊) |
| 7 | 2, 3, 4, 5, 6 | dochcl 41377 |
. . . 4
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ( ⊥ ‘𝑋) ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 8 | | eqid 2736 |
. . . . 5
⊢
(oc‘𝐾) =
(oc‘𝐾) |
| 9 | 8, 2, 3, 6 | dochvalr 41381 |
. . . 4
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ( ⊥ ‘𝑋) ∈ ran ((DIsoH‘𝐾)‘𝑊)) → ( ⊥ ‘( ⊥
‘𝑋)) =
(((DIsoH‘𝐾)‘𝑊)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘( ⊥ ‘𝑋))))) |
| 10 | 7, 9 | syldan 591 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ( ⊥ ‘( ⊥
‘𝑋)) =
(((DIsoH‘𝐾)‘𝑊)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘( ⊥ ‘𝑋))))) |
| 11 | 8, 2, 3, 4, 5, 6 | dochval2 41376 |
. . . . . . . 8
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ( ⊥ ‘𝑋) = (((DIsoH‘𝐾)‘𝑊)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})))) |
| 12 | 11 | fveq2d 6885 |
. . . . . . 7
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (◡((DIsoH‘𝐾)‘𝑊)‘( ⊥ ‘𝑋)) = (◡((DIsoH‘𝐾)‘𝑊)‘(((DIsoH‘𝐾)‘𝑊)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}))))) |
| 13 | | eqid 2736 |
. . . . . . . . . . 11
⊢
(Base‘𝐾) =
(Base‘𝐾) |
| 14 | | eqid 2736 |
. . . . . . . . . . 11
⊢
(LSubSp‘𝑈) =
(LSubSp‘𝑈) |
| 15 | 13, 2, 3, 4, 14 | dihf11 41291 |
. . . . . . . . . 10
⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → ((DIsoH‘𝐾)‘𝑊):(Base‘𝐾)–1-1→(LSubSp‘𝑈)) |
| 16 | 15 | adantr 480 |
. . . . . . . . 9
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ((DIsoH‘𝐾)‘𝑊):(Base‘𝐾)–1-1→(LSubSp‘𝑈)) |
| 17 | | f1f1orn 6834 |
. . . . . . . . 9
⊢
(((DIsoH‘𝐾)‘𝑊):(Base‘𝐾)–1-1→(LSubSp‘𝑈) → ((DIsoH‘𝐾)‘𝑊):(Base‘𝐾)–1-1-onto→ran
((DIsoH‘𝐾)‘𝑊)) |
| 18 | 16, 17 | syl 17 |
. . . . . . . 8
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ((DIsoH‘𝐾)‘𝑊):(Base‘𝐾)–1-1-onto→ran
((DIsoH‘𝐾)‘𝑊)) |
| 19 | | hlop 39385 |
. . . . . . . . . 10
⊢ (𝐾 ∈ HL → 𝐾 ∈ OP) |
| 20 | 19 | ad2antrr 726 |
. . . . . . . . 9
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → 𝐾 ∈ OP) |
| 21 | | simpl 482 |
. . . . . . . . . . 11
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻)) |
| 22 | | ssrab2 4060 |
. . . . . . . . . . . 12
⊢ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ⊆ ran ((DIsoH‘𝐾)‘𝑊) |
| 23 | 22 | a1i 11 |
. . . . . . . . . . 11
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ⊆ ran ((DIsoH‘𝐾)‘𝑊)) |
| 24 | | eqid 2736 |
. . . . . . . . . . . . . . . 16
⊢
(1.‘𝐾) =
(1.‘𝐾) |
| 25 | 24, 2, 3, 4, 5 | dih1 41310 |
. . . . . . . . . . . . . . 15
⊢ ((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) → (((DIsoH‘𝐾)‘𝑊)‘(1.‘𝐾)) = 𝑉) |
| 26 | 25 | adantr 480 |
. . . . . . . . . . . . . 14
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (((DIsoH‘𝐾)‘𝑊)‘(1.‘𝐾)) = 𝑉) |
| 27 | | f1fn 6780 |
. . . . . . . . . . . . . . . 16
⊢
(((DIsoH‘𝐾)‘𝑊):(Base‘𝐾)–1-1→(LSubSp‘𝑈) → ((DIsoH‘𝐾)‘𝑊) Fn (Base‘𝐾)) |
| 28 | 16, 27 | syl 17 |
. . . . . . . . . . . . . . 15
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ((DIsoH‘𝐾)‘𝑊) Fn (Base‘𝐾)) |
| 29 | 13, 24 | op1cl 39208 |
. . . . . . . . . . . . . . . 16
⊢ (𝐾 ∈ OP →
(1.‘𝐾) ∈
(Base‘𝐾)) |
| 30 | 20, 29 | syl 17 |
. . . . . . . . . . . . . . 15
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (1.‘𝐾) ∈ (Base‘𝐾)) |
| 31 | | fnfvelrn 7075 |
. . . . . . . . . . . . . . 15
⊢
((((DIsoH‘𝐾)‘𝑊) Fn (Base‘𝐾) ∧ (1.‘𝐾) ∈ (Base‘𝐾)) → (((DIsoH‘𝐾)‘𝑊)‘(1.‘𝐾)) ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 32 | 28, 30, 31 | syl2anc 584 |
. . . . . . . . . . . . . 14
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (((DIsoH‘𝐾)‘𝑊)‘(1.‘𝐾)) ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 33 | 26, 32 | eqeltrrd 2836 |
. . . . . . . . . . . . 13
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → 𝑉 ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 34 | | simpr 484 |
. . . . . . . . . . . . 13
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → 𝑋 ⊆ 𝑉) |
| 35 | | sseq2 3990 |
. . . . . . . . . . . . . 14
⊢ (𝑧 = 𝑉 → (𝑋 ⊆ 𝑧 ↔ 𝑋 ⊆ 𝑉)) |
| 36 | 35 | elrab 3676 |
. . . . . . . . . . . . 13
⊢ (𝑉 ∈ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ↔ (𝑉 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∧ 𝑋 ⊆ 𝑉)) |
| 37 | 33, 34, 36 | sylanbrc 583 |
. . . . . . . . . . . 12
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → 𝑉 ∈ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}) |
| 38 | 37 | ne0d 4322 |
. . . . . . . . . . 11
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ≠ ∅) |
| 39 | 2, 3 | dihintcl 41368 |
. . . . . . . . . . 11
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ ({𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ⊆ ran ((DIsoH‘𝐾)‘𝑊) ∧ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ≠ ∅)) → ∩ {𝑧
∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 40 | 21, 23, 38, 39 | syl12anc 836 |
. . . . . . . . . 10
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ∈ ran ((DIsoH‘𝐾)‘𝑊)) |
| 41 | | f1ocnvdm 7283 |
. . . . . . . . . 10
⊢
((((DIsoH‘𝐾)‘𝑊):(Base‘𝐾)–1-1-onto→ran
((DIsoH‘𝐾)‘𝑊) ∧ ∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ∈ ran ((DIsoH‘𝐾)‘𝑊)) → (◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}) ∈ (Base‘𝐾)) |
| 42 | 18, 40, 41 | syl2anc 584 |
. . . . . . . . 9
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}) ∈ (Base‘𝐾)) |
| 43 | 13, 8 | opoccl 39217 |
. . . . . . . . 9
⊢ ((𝐾 ∈ OP ∧ (◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}) ∈ (Base‘𝐾)) → ((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})) ∈ (Base‘𝐾)) |
| 44 | 20, 42, 43 | syl2anc 584 |
. . . . . . . 8
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})) ∈ (Base‘𝐾)) |
| 45 | | f1ocnvfv1 7274 |
. . . . . . . 8
⊢
((((DIsoH‘𝐾)‘𝑊):(Base‘𝐾)–1-1-onto→ran
((DIsoH‘𝐾)‘𝑊) ∧ ((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})) ∈ (Base‘𝐾)) → (◡((DIsoH‘𝐾)‘𝑊)‘(((DIsoH‘𝐾)‘𝑊)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})))) = ((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}))) |
| 46 | 18, 44, 45 | syl2anc 584 |
. . . . . . 7
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (◡((DIsoH‘𝐾)‘𝑊)‘(((DIsoH‘𝐾)‘𝑊)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})))) = ((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}))) |
| 47 | 12, 46 | eqtrd 2771 |
. . . . . 6
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (◡((DIsoH‘𝐾)‘𝑊)‘( ⊥ ‘𝑋)) = ((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}))) |
| 48 | 47 | fveq2d 6885 |
. . . . 5
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘( ⊥ ‘𝑋))) = ((oc‘𝐾)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})))) |
| 49 | 13, 8 | opococ 39218 |
. . . . . 6
⊢ ((𝐾 ∈ OP ∧ (◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}) ∈ (Base‘𝐾)) → ((oc‘𝐾)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}))) = (◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})) |
| 50 | 20, 42, 49 | syl2anc 584 |
. . . . 5
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ((oc‘𝐾)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}))) = (◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})) |
| 51 | 48, 50 | eqtrd 2771 |
. . . 4
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘( ⊥ ‘𝑋))) = (◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})) |
| 52 | 51 | fveq2d 6885 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (((DIsoH‘𝐾)‘𝑊)‘((oc‘𝐾)‘(◡((DIsoH‘𝐾)‘𝑊)‘( ⊥ ‘𝑋)))) = (((DIsoH‘𝐾)‘𝑊)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}))) |
| 53 | | f1ocnvfv2 7275 |
. . . 4
⊢
((((DIsoH‘𝐾)‘𝑊):(Base‘𝐾)–1-1-onto→ran
((DIsoH‘𝐾)‘𝑊) ∧ ∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} ∈ ran ((DIsoH‘𝐾)‘𝑊)) → (((DIsoH‘𝐾)‘𝑊)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})) = ∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}) |
| 54 | 18, 40, 53 | syl2anc 584 |
. . 3
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → (((DIsoH‘𝐾)‘𝑊)‘(◡((DIsoH‘𝐾)‘𝑊)‘∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧})) = ∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧}) |
| 55 | 10, 52, 54 | 3eqtrrd 2776 |
. 2
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → ∩ {𝑧 ∈ ran ((DIsoH‘𝐾)‘𝑊) ∣ 𝑋 ⊆ 𝑧} = ( ⊥ ‘( ⊥
‘𝑋))) |
| 56 | 1, 55 | sseqtrid 4006 |
1
⊢ (((𝐾 ∈ HL ∧ 𝑊 ∈ 𝐻) ∧ 𝑋 ⊆ 𝑉) → 𝑋 ⊆ ( ⊥ ‘( ⊥
‘𝑋))) |