Results 71 to 80 of about 12,410,821 (356)

An efficient high dimensional quantum Schur transform [PDF]

open access: yesQuantum, 2019
The Schur transform is a unitary operator that block diagonalizes the action of the symmetric and unitary groups on an $n$ fold tensor product $V^{\otimes n}$ of a vector space $V$ of dimension $d$.
Hari Krovi
doaj   +1 more source

Body donor programs in Australia and New Zealand: Current status and future opportunities

open access: yesAnatomical Sciences Education, Volume 18, Issue 3, Page 301-328, March 2025.
Abstract Body donation is critical to anatomy study in Australia and New Zealand. Annually, more than 10,000 students, anatomists, researchers, and clinicians access tissue donated by local consented donors through university‐based body donation programs. However, little research has been published about their operations.
Rebekah A. Jenkin, Kevin A. Keay
wiley   +1 more source

Galilei particles revisited

open access: yesSciPost Physics Lecture Notes
We revisit the classifications of classical and quantum galilean particles: that is, we fully classify homogeneous symplectic manifolds and unitary irreducible projective representations of the Galilei group.
José Miguel Figueroa-O'Farrill, Simon Pekar, Alfredo Pérez, Stefan Prohazka
doaj   +1 more source

On unitary representability of topological groups [PDF]

open access: yesMathematische Zeitschrift, 2008
We prove that the additive group $(E^\ast, _k(E))$ of an $\mathscr{L}_\infty$-Banach space $E$, with the topology $ _k(E)$ of uniform convergence on compact subsets of $E$, is topologically isomorphic to a subgroup of the unitary group of some Hilbert space (is \emph{unitarily representable}).
openaire   +4 more sources

String Figuring young children's perspectives of quality in English early childhood education and care

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Quality in early childhood education and care (ECEC) is a contested concept and has generally been conceptualised by inter‐related indicators such as staff qualifications, educational environment, policy or child‐to‐staff ratios. There has been a more limited emphasis on how young children might perceive and experience quality.
Nikki Fairchild, Éva Mikuska
wiley   +1 more source

Modeling Quantum Behavior in the Framework of Permutation Groups

open access: yesEPJ Web of Conferences, 2018
Quantum-mechanical concepts can be formulated in constructive finite terms without loss of their empirical content if we replace a general unitary group by a unitary representation of a finite group.
Kornyak Vladimir
doaj   +1 more source

Unitary measures on LCA groups [PDF]

open access: yesTransactions of the American Mathematical Society, 1974
A unitary measure on a locally compact Abelian (LCA) group G is a complex measure whose Fourier transform is of absolute value 1 everywhere. The problem of finding all such measures is known to be closely related to that of finding all invertible measures on G. In this paper, we find all unitary measures when G is the circle or a discrete group.
openaire   +2 more sources

Choice and diversity in governance in the English alternative provision sector: Implications for educational equity

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Despite the continued global prevalence of discourses of educational inclusion, young people across local, national and international contexts continue to be educated outside of mainstream schools. In England, a diverse market of providers—known as alternative provision (AP)—cater for many of these young people.
Jodie Pennacchia   +3 more
wiley   +1 more source

Generalizations of the standard Artin representation are unitary

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2005
We consider the Magnus representation of the image of the braid group under the generalizations of the standard Artin representation discovered by M. Wada.
Mohammad N. Abdulrahim
doaj   +1 more source

Products of symmetries in unitary groups

open access: yesLinear Algebra and its Applications, 1997
Let \(K\) be a commutative field of characteristic distinct from 2, allowing an involutory automorphism with fixed field \(k\). Let \(V\) be a finite-dimensional vector space equipped with a Hermitian form. An involution in the unitary group \(U\) whose space of fixed vectors is a hyperplane is called a symmetry.
Klaus Nielsen   +2 more
openaire   +2 more sources

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