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Statement List for Metamath Proof Explorer - 10201-10300 - Page 103 of 107
TypeLabelDescription
Statement
 
Theoremmdslj1 10201 Join preservation of the one-to-one onto mapping between the two sublattices in Lemma 1.3 of [MaedaMaeda] p. 2.
|- A e. CH   &   |- B e. CH   &   |- C e. CH   &   |- D e. CH   =>   |- (((A MH B /\ B MH* A) /\ (A (_ (C i^i D) /\ (C vH D) (_ (A vH B))) -> ((C vH D) i^i B) = ((C i^i B) vH (D i^i B)))
 
Theoremmdslj2 10202 Meet preservation of the reverse mapping between the two sublattices in Lemma 1.3 of [MaedaMaeda] p. 2.
|- A e. CH   &   |- B e. CH   &   |- C e. CH   &   |- D e. CH   =>   |- (((A MH B /\ B MH* A) /\ ((A i^i B) (_ (C i^i D) /\ (C vH D) (_ B)) -> ((C i^i D) vH A) = ((C vH A) i^i (D vH A)))
 
Theoremmdsl1 10203 If the modular pair property holds in a sublattice, it holds in the whole lattice. Lemma 1.4 of [MaedaMaeda] p. 2.
|- A e. CH   &   |- B e. CH   =>   |- (A.x e. CH (((A i^i B) (_ x /\ x (_ (A vH B)) -> (x (_ B -> ((x vH A) i^i B) = (x vH (A i^i B)))) <-> A MH B)
 
Theoremmdsl2 10204 If the modular pair property holds in a sublattice, it holds in the whole lattice. Lemma 1.4 of [MaedaMaeda] p. 2.
|- A e. CH   &   |- B e. CH   =>   |- (A MH B <-> A.x e. CH (((A i^i B) (_ x /\ x (_ B) -> ((x vH A) i^i B) (_ (x vH (A i^i B))))
 
Theoremmdsl2b 10205 If the modular pair property holds in a sublattice, it holds in the whole lattice. Lemma 1.4 of [MaedaMaeda] p. 2.
|- A e. CH   &   |- B e. CH   =>   |- (A MH B <-> A.x e. CH (((A i^i B) (_ x /\ x (_ B) -> ((x vH A) i^i B) = (x vH (A i^i B))))
 
Theoremcvmd 10206 The covering property implies the modular pair property. Lemma 7.5.1 of [MaedaMaeda] p. 31.
|- A e. CH   &   |- B e. CH   =>   |- ((A i^i B) <o B -> A MH B)
 
Theoremmdslmd1lem1 10207 Lemma for mdslmd1 10211.
 
Theoremmdslmd1lem2 10208 Lemma for mdslmd1 10211.
 
Theoremmdslmd1lem3 10209 Lemma for mdslmd1 10211.
 
Theoremmdslmd1lem4 10210 Lemma for mdslmd1 10211.
 
Theoremmdslmd1 10211 Preservation of the modular pair property in the one-to-one onto mapping between the two sublattices in Lemma 1.3 of [MaedaMaeda] p. 2 (meet version).
|- A e. CH   &   |- B e. CH   &   |- C e. CH   &   |- D e. CH   =>   |- (((A MH B /\ B MH* A) /\ (A (_ (C i^i D) /\ (C vH D) (_ (A vH B))) -> (C MH D <-> (C i^i B) MH (D i^i B)))
 
Theoremmdslmd2 10212 Preservation of the modular pair property in the one-to-one onto mapping between the two sublattices in Lemma 1.3 of [MaedaMaeda] p. 2 (join version).
|- A e. CH   &   |- B e. CH   &   |- C e. CH   &   |- D e. CH   =>   |- (((A MH B /\ B MH* A) /\ ((A i^i B) (_ (C i^i D) /\ (C vH D) (_ B)) -> (C MH D <-> (C vH A) MH (D vH A)))
 
Theoremmdsldmd1 10213 Preservation of the dual modular pair property in the one-to-one onto mapping between the two sublattices in Lemma 1.3 of [MaedaMaeda] p. 2.
|- A e. CH   &   |- B e. CH   &   |- C e. CH   &   |- D e. CH   =>   |- (((A MH B /\ B MH* A) /\ (A (_ (C i^i D) /\ (C vH D) (_ (A vH B))) -> (C MH* D <-> (C i^i B) MH* (D i^i B)))
 
Theoremmdslmd3 10214 Modular pair conditions that imply the modular pair property in a sublattice. Lemma 1.5.1 of [MaedaMaeda] p. 2.
|- A e. CH   &   |- B e. CH   &   |- C e. CH   &   |- D e. CH   =>   |- (((A MH B /\ (A i^i B) MH C) /\ ((A i^i C) (_ D /\ D (_ A)) -> D MH (B i^i C))
 
Theoremmdslmd4 10215 Modular pair condition that implies the modular pair property in a sublattice. Lemma 1.5.2 of [MaedaMaeda] p. 2.
|- A e. CH   &   |- B e. CH   &   |- C e. CH   &   |- D e. CH   =>   |- ((A MH B /\ ((A i^i B) (_ C /\ C (_ A) /\ ((A i^i B) (_ D /\ D (_ B)) -> C MH D)
 
Theoremcsmdsym 10216 Cross-symmetry implies M-symmetry. Theorem 1.9.1 of [MaedaMaeda] p. 3.
|- A e. CH   &   |- B e. CH   =>   |- ((A.c e. CH (c MH B -> B MH* c) /\ A MH B) -> B MH A)
 
Theoremmdexch 10217 An exchange lemma for modular pairs. Lemma 1.6 of [MaedaMaeda] p. 2.
|- A e. CH   &   |- B e. CH   &   |- C e. CH   =>   |- ((A MH B /\ C MH (A vH B) /\ (C i^i (A vH B)) (_ A) -> ((C vH A) MH B /\ ((C vH A) i^i B) = (A i^i B)))
 
Theoremcvmdt 10218 The covering property implies the modular pair property. Lemma 7.5.1 of [MaedaMaeda] p. 31.
|- ((A e. CH /\ B e. CH /\ (A i^i B) <o B) -> A MH B)
 
Theoremcvdmdt 10219 The covering property implies the dual modular pair property. Lemma 7.5.2 of [MaedaMaeda] p. 31.
|- ((A e. CH /\ B e. CH /\ B <o (A vH B)) -> A MH* B)
 
Atoms
 
Definitiondf-at 10220 Define the set of atoms in a Hilbert lattice. An atom is a non-zero element of a lattice such that anything less than it is zero, i.e. it is a smallest non-zero element of the lattice. Definition of atom in [Kalmbach] p. 15. See elat 10221 and elat2 10222 for membership relations.
|- Atoms = {x e. CH | 0H <o x}
 
Theoremelat 10221 Atoms in a Hilbert lattice are the elements that cover the zero subspace. Definition of atom in [Kalmbach] p. 15.
|- (A e. Atoms <-> (A e. CH /\ 0H <o A))
 
Theoremelat2 10222 Expanded membership relation for the set of atoms, i.e. the predicate "is an atom (of the Hilbert lattice)." An atom is a non-zero element of a lattice such that anything less than it is zero, i.e. it is a smallest non-zero element of the lattice.
|- (A e. Atoms <-> (A e. CH /\ (A =/= 0H /\ A.x e. CH (x (_ A -> (x = A \/ x = 0H)))))
 
Theoremelatcv0 10223 A Hilbert lattice element is an atom iff it covers the zero subspace.
|- (A e. CH -> (A e. Atoms <-> 0H <o A))
 
Theorematcv0 10224 An atom covers the zero subspace.
|- (A e. Atoms -> 0H <o A)
 
Theorematssch 10225 Atoms are a subset of the Hilbert lattice.
|- Atoms (_ CH
 
Theorematelch 10226 An atom is a Hilbert lattice element.
|- (A e. Atoms -> A e. CH)
 
Theorematn0 10227 An atom is not the Hilbert lattice zero.
|- (A e. Atoms -> A =/= 0H)
 
Theorematss 10228 A lattice element smaller than an atom is either the atom or zero.
|- ((A e. CH /\ B e. Atoms) -> (A (_ B -> (A = B \/ A = 0H)))
 
Theorematsseq 10229 Two atoms in a subset relationship are equal.
|- ((A e. Atoms /\ B e. Atoms) -> (A (_ B <-> A = B))
 
Theorematcveq0 10230 A Hilbert lattice element covered by an atom must be the zero subspace.
|- ((A e. CH /\ B e. Atoms) -> (A <o B <-> A = 0H))
 
Theoremh1dat 10231 A 1-dimensional subspace is an atom.
|- ((A e. H~ /\ A =/= 0h) -> (_|_` (_|_` {A})) e. Atoms)
 
Theoremspansnat 10232 The span of the singleton of a vector is an atom.
|- ((A e. H~ /\ A =/= 0h) -> (span` {A}) e. Atoms)
 
Theoremsh1dle 10233 A 1-dimensional subspace is less than or equal to any subspace containing its generating vector.
|- ((A e. SH /\ B e. A) -> (_|_` (_|_` {B})) (_ A)
 
Theoremch1dle 10234 A 1-dimensional subspace is less than or equal to any member of CH containing its generating vector.
|- ((A e. CH /\ B e. A) -> (_|_` (_|_` {B})) (_ A)
 
Theorematom1d 10235 The 1-dimensional subspaces of Hilbert space are its atoms. Part of Remark 10.3.5 of [BeltramettiCassinelli] p. 107.
|- (A e. Atoms <-> E.x e. H~ (x =/= 0h /\ A = (span` {x})))
 
Superposition principle
 
Theoremsuperpos 10236 Superposition Principle. If A and B are distinct atoms, there exists a third atom, distinct from A and B, that is the superposition of A and B. Definition 3.4-3(a) in [MegillPavicic] p. 2345 (PDF p. 8).
|- ((A e. Atoms /\ B e. Atoms /\ A =/= B) -> E.x e. Atoms (x =/= A /\ x =/= B /\ x (_ (A vH B)))
 
Atoms, exchange and covering properties, atomicity
 
Theoremchcv1t 10237 The Hilbert lattice has the covering property. Proposition 1(ii) of [Kalmbach] p. 140 (and its converse).
|- ((A e. CH /\ B e. Atoms) -> (-. B (_ A <-> A <o (A vH B)))
 
Theoremchcv2t 10238 The Hilbert lattice has the covering property.
|- ((A e. CH /\ B e. Atoms) -> (A (. (A vH B) <-> A <o (A vH B)))
 
Theoremchjatom 10239 The join of a closed subspace and an atom equals their subspace sum. Special case of remark in [Kalmbach] p. 65, stating that if A or B is finite dimensional, then this equality holds.
|- ((A e. CH /\ B e. Atoms) -> (A +H B) = (A vH B))
 
Theoremshatomic 10240 The lattice of Hilbert subspaces is atomic, i.e. any non-zero element is greater than or equal to some atom. Part of proof of Theorem 16.9 of [MaedaMaeda] p. 70.
|- A e. SH   =>   |- (A =/= 0H -> E.x e. Atoms x (_ A)
 
Theoremhatomic 10241 The Hilbert lattice is atomic, i.e. any non-zero element is greater than or equal to some atom. Remark in [Kalmbach] p. 140.
|- A e. CH   =>   |- (A =/= 0H -> E.x e. Atoms x (_ A)
 
Theoremhatomict 10242 A Hilbert lattice is atomic, i.e. any non-zero element is greater than or equal to some atom. Remark in [Kalmbach] p. 140. Also Definition 3.4-2 in [MegillPavicic] p. 2345 (PDF p. 8).
|- ((A e. CH /\ A =/= 0H) -> E.x e. Atoms x (_ A)
 
Theoremshatomistic 10243 The lattice of Hilbert subspaces is atomistic, i.e. any element is the supremum of its atoms. Part of proof of Theorem 16.9 of [MaedaMaeda] p. 70.
|- A e. SH   =>   |- A = (span` U.{x e. Atoms | x (_ A})
 
Theoremhatomistic 10244 CH is atomistic, i.e. any element is the supremum of its atoms. Remark in [Kalmbach] p. 140.
|- A e. CH   =>   |- A = ( \/H ` {x e. Atoms | x (_ A})
 
Theoremchpssat 10245 Two Hilbert lattice elements in a proper subset relationship imply the existence of an atom less than or equal to one but not the other.
|- A e. CH   &   |- B e. CH   =>   |- (A (. B -> E.x e. Atoms (x (_ B /\ -. x (_ A))
 
Theoremchrelat 10246 The Hilbert lattice is relatively atomic. Remark 2 of [Kalmbach] p. 149.
|- A e. CH   &   |- B e. CH   =>   |- (A (. B -> E.x e. Atoms (A (. (A vH x) /\ (A vH x) (_ B))
 
Theoremchrelat2 10247 A consequence of relative atomicity.
|- A e. CH   &   |- B e. CH   =>   |- (-. A (_ B <-> E.x e. Atoms (x (_ A /\ -. x (_ B))
 
Theoremcvat 10248 If a Hilbert lattice element covers another, it equals the other joined with some atom. This is a consequence of the relative atomicity of Hilbert space.
|- A e. CH   &   |- B e. CH   =>   |- (A <o B