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Optimal paths for symmetric actions in the unitary group
geodesic segment Lagrangian optimal path unitarily invariant norm unitary group Grassmann manifold angular metric
2011/9/5
Abstract: Given a positive and unitarily invariant Lagrangian L defined in the algebra of Hermitian matrices, and a fixed interval $[a,b]\subset\mathbb R$, we study the action defined in the Lie group...
Rate of convergence of linear functions on the unitary group
Rate of convergence linear functions unitary group
2010/11/29
We study the rate of convergence to a normal random variable of the real and imaginary parts of TrANU, where U is an N ×N random unitary matrix and AN is a deterministic complex matrix.
Matrix Elements of One- and
Two-Body Operators in the Unitary Group Approach (II) - Application
configuration interaction problems many-electron systems unitary
group approach
2007/8/15
2001Vol.35No.3pp.257-262DOI:
Matrix Elements of One- and
Two-Body Operators in the Unitary Group Approach (II) - Application
DAI Lian-Rong and PAN Feng
Department of Phy...
Matrix Elements of One- and Two-Body Operators in the Unitary Group Approach (I) - Formalism
unitary group approach tensor algebraic method many-body
matrix elements
2007/8/15
2001Vol.35No.2pp.129-136DOI:
Matrix Elements of One- and Two-Body Operators in the Unitary Group Approach (I) - Formalism
DAI Lian-Rong and PAN Feng
Department of Physic...