Results 91 to 100 of about 10,056 (177)

Scaling Limits of Lattice Quantum Fields by Wavelets. [PDF]

open access: yesCommun Math Phys, 2021
Morinelli V   +3 more
europepmc   +1 more source

Exposed faces and duality for symmetric and unitarily invariant norms

open access: yes, 1994
Let ψ be a unitarily invariant norm on the space of (real or complex) n×m matrices, and g the associated symmetric gauge function: thus ψ(A)g(s(A)), where s(A) is the decreasing sequence of singular values of A. Denote by Bψ and Bg the closed unit balls
de Sá, Eduardo Marques
core   +1 more source

Efficient Unitary Designs with a System-Size Independent Number of Non-Clifford Gates. [PDF]

open access: yesCommun Math Phys, 2023
Haferkamp J   +5 more
europepmc   +1 more source

Tracial gauge norms on finite von Neumann algebras satisfying the weak Dixmier property

open access: yes, 2008
In this paper we set up a representation theorem for tracial gauge norms on finite von Neumann algebras satisfying the weak Dixmier property in terms of Ky Fan norms.
Hadwin, Don   +3 more
core   +1 more source

Unitarily invariant norms and tensor products of maximal injective von Neumann subalgebras

open access: yes, 2008
This dissertation consists of four contributions to the study of von Neumann algebras. In the first part, we set up a representation theorem for unitarily invariant norms on finite factor von Neumann algebras.
Fang, Junsheng
core  

Norms and inequalities for condition numbers, III

open access: yes, 1973
The main results provide comparisons between condition numbers (based on unitarily invariant norms) of (i) positive definite (Hermitian) matrices A, B and of A + B, (ii) a positive definite matrix and its principal submatrix, and (iii) a matrix and an ...
Marshall, Albert W.
core   +1 more source

Isospectral Twirling and Quantum Chaos. [PDF]

open access: yesEntropy (Basel), 2021
Leone L, Oliviero SFE, Hamma A.
europepmc   +1 more source

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