نتایج جستجو برای: sigma derivation

تعداد نتایج: 55915  

2006
Brandon Bates Charles Doran Koenraad Schalm

We study T 2 orientifolds and their moduli space in detail. Geometrical insight into the involutive automorphisms of T 2 allows a straightforward derivation of the moduli space of orientifolded T ’s. Using c = 3 Gepner models, we compare the explicit worldsheet sigma model of an orientifolded T 2 compactification with the CFT results. In doing so, we derive half-supersymmetry preserving crossca...

Journal: :Genetics 1992
J L Foulley

This paper presents a formula to predict expected response to one generation of truncation selection for a dichotomous trait under polygenic additive inheritance. The derivation relies on the threshold liability concept and on the normality assumption of the joint distribution of additive genetic values and their predictors used as selection criteria. This formula accounts for asymmetry of resp...

1995
DAVID R. MORRISON M. RONEN PLESSER

Superconformal sigma models with Calabi–Yau target spaces described as complete intersection subvarieties in toric varieties can be obtained as the low-energy limit of certain abelian gauge theories in two dimensions. We formulate mirror symmetry for this class of Calabi–Yau spaces as a duality in the abelian gauge theory, giving the explicit mapping relating the two Lagrangians. The duality re...

2013
Spyros Martzoukos Christophe Costa Florêncio Christof Monz

The consistency method has been established as the standard strategy for extracting high quality translation rules in statistical machine translation (SMT). However, no attention has been drawn to why this method is successful, other than empirical evidence. Using concepts from graph theory, we identify the relation between consistency and components of graphs that represent word-aligned senten...

2007
Frieder Kleefeld

Abstract. A causal, non-Hermitian, renormalizable, local, unitary and Lorentz convariant formulation of Quantum Theory (QT) (= Quantum Mechanics (QM) and Quantum Field Theory (QFT)) is developed which is free of formalistic problems we face in the commonly used Hermitian formulation of QT. Side effects of the new formulation of QT are the derivation of a consistent (anti)causal neutrino Lagrang...

Journal: :فلسفه و کلام اسلامی 0
سعید انواری استادیار فلسفه و کلام اسلامی، گروه فلسفه، دانشگاه علامۀ طباطبائی فائزه کلباسی دانش آموخته کارشناسی ارشد فلسفه و کلام اسلامی، دانشگاه علامۀ طباطبائی

the present paper, through the linguistic analysis of mulla sadra's philosophical views, has shown that a single linguistic model can be applied to the analysis of all his philosophical views. to this end, based on two linguistic theories regarding the semantic structure of derivation, it is illustrated that mulla sadra’s philosophical views conform to the linguistic model of semantic simp...

Journal: :journal of algebraic systems 2014
tayyebeh amouzegar

let $m$ be a right module over a ring $r$, $tau_m$ a preradical on $sigma[m]$, and$ninsigma[m]$. in this note we show that if $n_1, n_2in sigma[m]$ are two$tau_m$-lifting modules such that $n_i$ is $n_j$-projective ($i,j=1,2$), then $n=n_1oplusn_2$ is $tau_m$-lifting. we investigate when homomorphic image of a $tau_m$-lifting moduleis $tau_m$-lifting.

Journal: :Acta neurobiologiae experimentalis 1996
D Pracka T Pracki

In this study cyclic changes of human sleep structure were examined. For whole-night polysomnograms of 35 healthy volunteers of both sexes, manual hypnograms were created and divided into NREM-REM cycles. EEG signals from C3-A2 derivation were analysed by computer using a Fast Fourier Transform (FFT). For consecutive NREM-REM cycles of individual sleep stages, EEG power density contents for del...

The rapid scaling in modern CMOS technology has motivated the researchers to design new analog-to-digital converter (ADC) architectures that can properly work in lower supply voltage. An exchanging the data quantization procedure from the amplitude to the time domain, can be a promising alternative well adapt with the technology scaling. This paper is going to review the recent development in t...

Journal: :bulletin of the iranian mathematical society 2015
l. x. peng c. yang

in proposition 2.6 in (g‎. ‎gruenhage‎, ‎a‎. ‎lutzer‎, ‎baire and volterra spaces‎, ‎textit{proc‎. ‎amer‎. ‎math‎. ‎soc.} {128} (2000)‎, ‎no‎. ‎10‎, ‎3115--3124) a condition that‎ ‎every point of $d$ is $g_delta$ in $x$ was overlooked‎. ‎so we‎ ‎proved some conditions by which a baire space is equivalent to a‎ ‎volterra space‎. ‎in this note we show that if $x$ is a‎ ‎monotonically normal $t_1$...

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