Results 1 to 10 of about 6,187,037 (287)

g-function in perturbation theory [PDF]

open access: yesInternational Journal of Modern Physics A, 2003
We present some explicit computations checking a particular form of gradient formula for a boundary beta function in two-dimensional quantum field theory on a disc.
ANATOLY KONECHNY   +5 more
core   +2 more sources

Reconsidering power functional theory [PDF]

open access: yesThe Journal of Chemical Physics, 2021
The original derivation of power functional theory [M. Schmidt and J. M. Brader, J. Chem. Phys. 138, 214101 (2013)] is reworked in some detail with a view to clarifying and simplifying the logic and making explicit the various functional dependencies.
James F. Lutsko, Martin Oettel
openaire   +3 more sources

Asymmetric Function Theory [PDF]

open access: yes, 2020
36 pages, 8 figures, 1 table.
Pechenik, Oliver, Searles, Dominic
openaire   +2 more sources

Density functional theory [PDF]

open access: yesPhotosynthesis Research, 2009
Density functional theory (DFT) finds increasing use in applications related to biological systems. Advancements in methodology and implementations have reached a point where predicted properties of reasonable to high quality can be obtained. Thus, DFT studies can complement experimental investigations, or even venture with some confidence into ...
Orio, M., Pantazis, D., Neese, F.
openaire   +3 more sources

Combining density-functional theory and density-matrix-functional theory [PDF]

open access: yesPhysical Review A, 2010
We combine density-functional theory with density-matrix functional theory to get the best of both worlds. This is achieved by range separation of the electronic interaction which permits to rigorously combine a short-range density functional with a long-range density-matrix functional.
Rohr, Daniel R.   +2 more
openaire   +2 more sources

Multilevel Density Functional Theory [PDF]

open access: yesJournal of Chemical Theory and Computation, 2021
We introduce a novel density-based multilevel approach in density functional theory. In this multilevel density functional theory (MLDFT), the system is partitioned in an active and an inactive fragment, and all interactions are retained between the two parts.
Marrazzini, Gioia   +5 more
openaire   +5 more sources

The shape function in field theory [PDF]

open access: yes, 2000
The shape function describes (non-perturbative) Fermi motion effects in semi-inclusive heavy flavour decay. Its renormalization properties are substantially dependent on the kind of ultraviolet regulator used.
Aglietti, U.
core   +2 more sources

Aspects of Non-commutative Function Theory [PDF]

open access: yes, 2016
We discuss non commutative functions, which naturally arise when dealing with functions of more than one matrix ...
Agler, Jim, McCarthy, John E.
core   +4 more sources

Needs-adapted Data Presentation in e-Information Tools

open access: yesLexikos, 2012
In the current debate about the status of lexicography there are at least three quite different opinions: (i) Lexicography does not have or need any kind of own theory but can use all relevant linguistic theories. (ii) Lexicography needs a special theory
Henning Bergenholtz, Theo J.D. Bothma
doaj   +1 more source

A Unifying Theory of Biological Function [PDF]

open access: yes, 2017
A new theory that naturalizes biological function is explained and compared with earlier etiological and causal role theories. Etiological theories explain functions from how they are caused over their evolutionary history.
A Gordus   +37 more
core   +4 more sources

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