搜索结果: 1-15 共查到“物理学 by-product”相关记录30条 . 查询时间(0.127 秒)
Product Einstein Manifolds, Zeta-Function Regularization and the Multiplicative Anomaly
Addition multiplication Laplace symmetric Spaces the product space
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2014/12/22
The global additive and multiplicative properties of Laplace type operators acting on irreducible rank 1 symmetric spaces are considered. The explicit form of the zeta function on product spaces and o...
Reconstructing Structured Sparse Signals from Compressive Samples via a Max-Product EM Algorithm
Belief propagation expectation maximization (EM) algorithm hidden Markovtree(HMT) max-productalgo-rithm,structured sparsity,sparse signal reconstruction.
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2012/11/22
We propose a Bayesian expectation-maximization (EM) algorithm for reconstructing structured approximately sparse signals via belief propagation. The measurements follow an underdetermined linear model...
Eigenvalue distributions from a star product approach
Eigenvalue distributions star product approach Mathematical Physics
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2012/6/21
We use the well-known isomorphism between operator algebras and function spaces equipped with a star product to study the asymptotic properties of certain matrix sequences in which the matrix dimensio...
On a class of tensor product representations for the orthosymplectic superalgebra
orthosymplectic algebra tensor product complete reducibility maximal vector
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2012/5/9
We introduce the spinor representations for osp(m|2n). These generalize the spinors for so(m) and the symplectic spinors for sp(2n) and correspond to representations of the supergroup with supergroup ...
The Relationship between Inner Product and Counting Cycles
Relationship Inner Product Counting Cycles
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2012/12/4
Cycle-Counting is the following communication complexity problem: Alice and Bob each holds a permutation of size n with the promise there will be either a cycles or b cycles in their product. They wan...
Spinors and Voros star-product for Group Field Theory: First Contact
Spinors Voros star-product Group Field Theory General Relativity and Quantum Cosmology
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2011/10/10
Abstract: In the context of non-commutative geometries, we develop a group Fourier transform for the Lie group SU(2). Our method is based on the Schwinger representation of the Lie algebra su(2) in te...
Current response, structure factor and hydrodynamic quantities of a two- and three-dimensional Fermi gas from the operator product expansion
Current response structure factor
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2011/7/21
We apply the operator product expansion to determine the asymptotic form of the current response of a Fermi gas in two and three dimensions.
Deformation Expression for Elements of Algebras (III) --Generic product formula for *-exponentials of quadratic forms--
Weyl algebra Heisenberg Lie algebra meta-plectic groups spinor polar elements
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2011/9/5
Abstract: In a noncommutative algebra there is no canonical way to express elements in univalent way, which is often called "ordering problem". In this note we give product formula of the Weyl algebra...
Semidirect Product of Groupoids, Its Representations and Random Operators
Semidirect Product of Groupoids Representations Random Operators
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2011/8/31
Abstract: One of pressing problems in mathematical physics is to find a generalized Poincar\'e symmetry that could be applied to nonflat space-times. As a step in this direction we define the semidire...
An efficient algorithm for the computation of the trace of the symmetrized product of an arbitrary number of Dirac matrices with two indices
Clifford algebra and Dirac matrices, Field theories in higher dimensions, Computer algebra
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2011/9/13
Let a be Dirac matrices in d-dimensional Minkowski spacetime, and let i = Bab i ab, where ab = [ab] and Bab i are arbitrary antisymmetric tensors. Th...
An efficient algorithm for the computation of the trace of the symmetrized product of an arbitrary number of Dirac matrices with two indices
Clifford algebra and Dirac matrices Field theories in higher dimensions Computer algebra
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2011/7/26
An efficient algorithm for the computation of the trace of the symmetrized product of an arbitrary number of Dirac matrices with two indices.
Voros product and the Pauli principle at low energies
Voros product the Pauli principle
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2010/12/23
Using the Voros star product, we investigate the status of the two particle correlation function to study the possible extent to which the previously proposed violation of the Pauli principle may imp...
Lie Algebra Quantization by the Star Product
Lie Algebra Quantization Star Product
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2010/12/23
We apply the star product quantization to the Lie algebra. The quantization in terms of the star product is well known and the commutation relation in this case is called the $\theta$-deformation wher...
Integral Octonions, Octonion XY-Product, and the Leech Lattice
Integral Octonions Octonion XY-Product
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2010/12/23
The integral octonions arise from the octonion XY-product. A parallel is shown to exist with the quaternion Z-product. Connections to the laminated lattices, $\Lambda_{4}$, $\Lambda_{8}$, $\Lambda_{16...
CleGo: A package for automated computation of Clebsch-Gordan coefficients in Tensor Product Representations for Lie Algebras A - G
automated computation Clebsch-Gordan coefficients Tensor Product Representations
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2010/12/27
We present a program that allows for the computation of tensor products of irreducible representations of Lie algebras A-G based on the explicit construction of weight states. This straightforward ap...