Results 181 to 190 of about 4,735 (227)

Möbius functions and semigroup representation theory

open access: yesJournal of Combinatorial Theory - Series A, 2006
This paper explores several applications of Möbius functions to the representation theory of finite semigroups. We extend Solomon's approach to the semigroup algebra of a finite semilattice via Möbius functions to arbitrary finite inverse semigroups ...
Benjamin Steinberg
exaly   +2 more sources

PROFINITE METHODS IN SEMIGROUP THEORY

International Journal of Algebra and Computation, 2002
Many recent results in finite semigroup theory make use of profinite methods, that is, they rely on the study of certain infinite, compact semigroups which arise as projective limits of finite semigroups. These ideas were introduced in semigroup theory in the 1980s, first to describe pseudovarieties in terms of so-called pseudo-identities: this is ...
openaire   +1 more source

Semigroups in a topos and structure theory in inverse semigroups

2021
This thesis was scanned from the print manuscript for digital preservation and is copyright the author. Researchers can access this thesis by asking their local university, institution or public library to make a request on their behalf. Monash staff and postgraduate students can use the link in the References field.
openaire   +1 more source

Towards a Semigroup Pricing Theory

The Journal of Finance, 1985
ABSTRACTIn an arbitrage‐free economy, there will always exist a set of linear operators which map future contingent dividends of securities into their current prices. It happens that such operators will also form an “evolution semigroup” as a consequence of intertemporal analysis of the no‐arbitrage restriction.
openaire   +1 more source

Theory of Semigroups

2004
This chapter is devoted to the general theory of semigroups. These topics form the necessary background for the proof of Theorems 1.2 and 1.3. In Sects. 4.1–4.3 we study Banach space valued functions, operator valued functions and exponential functions, generalizing the numerical case.
openaire   +1 more source

On a Semigroup Approach to No-arbitrage Pricing Theory

1999
We show that the second order operator characterizing no-arbitrage pricing problems generates an Analytic Semigroup and therefore the Cauchy problem defining the no-arbitrage price of contingent claim contracts admits a solution. The conditions established in this paper are quite general, they encompass the sets of sufficient conditions already ...
E. BARUCCI, F. GOZZI, VESPRI, VINCENZO
openaire   +3 more sources

Semigroup Theory

Semigroup Theory, 1991
T. E. Hall, P. R. Jones, J. C. Meakin
  +4 more sources

On the L1-theory of parabolic semigroups

Ukrainian Mathematical Journal, 1989
See the review in Zbl 0695.35091.
Kovalenko, V. F., Semenov, Yu. A.
openaire   +1 more source

Semigroup Theory in Aeroelasticity

2000
Aerolasticity mixes Structural Dynamics with Aerodynamics—a “Tale of Two Semigroups,” so to speak. A fundamental problem — determining the bending-pitching wing-flutter speed in subsonic compressible flow — formulates as the asymptotic stability of the initial value problem for a Convolution-Semigroup equation in a Hilbert space of the form: $$\dot{
openaire   +1 more source

Operator Theory and Semigroups

2016
In this chapter we introduce some basic tools from operator and semigroup theory. The class of sectorial operators is studied in detail, its functional calculus is introduced, leading to analytic semigroups and complex powers.
Jan Prüss, Gieri Simonett
openaire   +1 more source

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