Results 81 to 90 of about 2,801,507 (197)

Binary quadratic forms [PDF]

open access: yes, 2018
In this degree thesis, we present some of the theory of integer binary quadratic forms, namely the classification by discriminant, proper equivalence relation, the composition laws and their connection to the ideal class groups.
Felipe i Alsina, Marc
core   +2 more sources

Cost of Living Indexes and Exact Index Numbers [PDF]

open access: yes
The paper reviews and extends the theory of exact and superlative index numbers. Exact index numbers are empirical index number formula that are equal to an underlying theoretical index, provided that the consumer has preferences that can be represented ...
Diewert, Erwin
core  

Pricing of Defaultable Securities in a Multi-Factor Quadratic Gaussian Model [PDF]

open access: yes
We present the multi-factor quadratic reduced form model for pricing of credit risky securities. We use quadratic Gaussian processes to model the short term interest rate and the intensity of default showing that we get tractable formulas for the price ...
Samson Assefa
core  

Основные понятия и теоремы геометрии чисел [PDF]

open access: yesПроблемы анализа, 1997
Этот краткий обзор содержит описание важнейших понятий геометрии чисел и ее главные приложения. Сюда не включена геометрия квадратичных форм - интересный, но специальный раздел теории чисел (и геометрии), стоящий на стыке геометрии чисел и теории ...
Малышев А. В.
doaj  

Nonparametric Tests for Serial Independence Based on Quadratic Forms [PDF]

open access: yes
Tests for serial independence and goodness-of-fit based on divergence notions between probability distributions, such as the Kullback-Leibler divergence or Hellinger distance, have recently received much interest in time series analysis.
Panchenko, V., Diks, C.G.H.
core  

Hermitian Forms and Systems of Quadratic Forms

open access: yesDocumenta Mathematica, 2018
We associate to every symmetric (antisymmetric) Hermitian form a system of quadratic forms over the base field which determines its isotropy and metabolicity behaviour. It is shown that two even Hermitian forms are isometric if and only if their associated systems are equivalent.
openaire   +2 more sources

Some Probability Inequalities for Quadratic Forms of Negatively Dependent Subgaussian Random Variables [PDF]

open access: yesJournal of Sciences, Islamic Republic of Iran, 2005
In this paper, we obtain the upper exponential bounds for the tail probabilities of the quadratic forms for negatively dependent subgaussian random variables.
doaj  

Quadratic Forms

open access: yes, 2017
This chapter presents a few standard definitions and results about quadratic forms and polar spaces. It begins by defining a quadratic module and a quadratic space and proceeds by discussing a hyperbolic quadratic module and a hyperbolic quadratic space.
Holger P. Petersson   +2 more
core   +1 more source

On the mapping of quadratic forms [PDF]

open access: yesBulletin of the American Mathematical Society, 1941
openaire   +4 more sources

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