Preservers of unitary group or equivalence by unitaries

Linear Algebra and its Applications ◽

10.1016/j.laa.2021.09.018 ◽

2022 ◽

Vol 633 ◽

pp. 1-22

Author(s):

Tatjana Petek ◽

Gordana Radić

Keyword(s):

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Unitary group based open-shell coupled cluster method with corrections for connected triexcited clusters. II. Applications

Molecular Physics ◽

10.1080/00268979809482293 ◽

1998 ◽

Vol 94 (1) ◽

pp. 41-54 ◽

Author(s):

XIANGZHU LI ◽

JOSEF PALDUS

Keyword(s):

Unitary Group ◽

Cluster Method ◽

Coupled Cluster ◽

Coupled Cluster Method

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Exploration of interlacing and avoided crossings in a manifold of potential energy curves by a unitary group adapted state specific multi-reference perturbation theory (UGA-SSMRPT)

The Journal of Chemical Physics ◽

10.1063/5.0054731 ◽

2021 ◽

Vol 155 (1) ◽

pp. 014101

Author(s):

Dibyajyoti Chakravarti ◽

Koustav Hazra ◽

Riya Kayal ◽

Sudip Sasmal ◽

Debashis Mukherjee

Keyword(s):

Perturbation Theory ◽

Potential Energy ◽

Unitary Group ◽

Potential Energy Curves ◽

Avoided Crossings

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Unitary group decomposition of hamiltonian operators. II. SU (4) irreducible tensors, norms and their energy variation and symmetry breaking

Annals of Physics ◽

10.1016/0003-4916(80)90104-9 ◽

1980 ◽

Vol 127 (2) ◽

pp. 413-435 ◽

Author(s):

Manab Chakraborty ◽

V.K.Brahmam Kota ◽

Jitendra C Parikh

Keyword(s):

Symmetry Breaking ◽

Unitary Group ◽

Irreducible Tensors ◽

Energy Variation ◽

Hamiltonian Operators

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Bosonic color-flavor transformation for the special unitary group

Journal of Mathematical Physics ◽

10.1063/1.1951627 ◽

2005 ◽

Vol 46 (7) ◽

pp. 072306 ◽

Author(s):

Yi Wei ◽

Tilo Wettig

Keyword(s):

Unitary Group ◽

Special Unitary Group

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All linear operators leaving the unitary group invariant

Duke Mathematical Journal ◽

10.1215/s0012-7094-59-02615-8 ◽

1959 ◽

Vol 26 (1) ◽

pp. 155-163 ◽

Author(s):

Marvin Marcus

Keyword(s):

Unitary Group ◽

Linear Operators ◽

Group Invariant

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PAIR CORRELATOR IN THE ITZYKSON-ZUBER INTEGRAL

Modern Physics Letters A ◽

10.1142/s0217732392002913 ◽

1992 ◽

Vol 07 (37) ◽

pp. 3503-3507 ◽

Author(s):

A. MOROZOV

Keyword(s):

Explicit Expression ◽

Unitary Group ◽

Pair Correlator

An explicit expression is suggested for the average [Formula: see text] over the unitary group SU (N) with the Itzykson-Zuber measure [dU] exp tr ΦUΨU†.

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Unitary Group Approach to Configuration Interaction Calculations of the Electronic Structure of Atoms and Molecules

Mathematical Frontiers in Computational Chemical Physics - The IMA Volumes in Mathematics and Its Applications ◽

10.1007/978-1-4684-6363-7_11 ◽

1988 ◽

pp. 300-349 ◽

Author(s):

Isaiah Shavitt

Keyword(s):

Electronic Structure ◽

Configuration Interaction ◽

Unitary Group ◽

Group Approach ◽

Atoms And Molecules ◽

Unitary Group Approach ◽

Configuration Interaction Calculations

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ChemInform Abstract: π-Electron Valence Bond Calculations on Benzenoid Hydrocarbons via Graphical Unitary Group Methods.

10.1002/chin.198809030 ◽

1988 ◽

Vol 19 (9) ◽

Author(s):

S. A. ALEXANDER ◽

T. G. SCHMALZ

Keyword(s):

Unitary Group ◽

Valence Bond ◽

Benzenoid Hydrocarbons ◽

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J. Hinze (Ed.): The Unitary Group for the Evaluation of Electronic Energy Matrix Elements. Unitary Group Workshop 1979. Lecture Notes in Chemistry, Vol. 22. Springer-Verlag, Berlin-Heidelberg-New York 1981. 371 Seiten, Preis: DM 53.50.

Berichte der Bunsengesellschaft für physikalische Chemie ◽

10.1002/bbpc.19820860317 ◽

1982 ◽

Vol 86 (3) ◽

pp. 263-263

Author(s):

R. Ahlrichs

Keyword(s):

New York ◽

Unitary Group ◽

Electronic Energy ◽

Matrix Elements ◽

Energy Matrix ◽

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On subgroups of the full linear group over the skew field of quaternions which include the special unitary group

Siberian Mathematical Journal ◽

10.1007/bf02674119 ◽

1998 ◽

Vol 39 (6) ◽

pp. 1080-1092 ◽

Author(s):

E. L. Bashkirov

Keyword(s):

Linear Group ◽

Unitary Group ◽

Special Unitary Group ◽

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