Results 71 to 80 of about 274,693 (175)

Invariant subspaces and Jordan form

open access: yes, 2014
This chapter starts by introducing the notion of root subspaces for quaternion matrices. These are basic invariant subspaces, and the chapter proves in particular that they enjoy the Lipschitz property with respect to perturbations of the matrix. Another
Leiba Rodman
core   +1 more source

A canonical subspace of š»*(šµš‘‚) and its application to bordism [PDF]

open access: yesTransactions of the American Mathematical Society, 1988
A particularly nice canonical subspace of H
openaire   +1 more source

Measure‐valued processes for energy markets

open access: yesMathematical Finance, Volume 35, Issue 2, Page 520-566, April 2025.
Abstract We introduce a framework that allows to employ (non‐negative) measure‐valued processes for energy market modeling, in particular for electricity and gas futures. Interpreting the process' spatial structure as time to maturity, we show how the Heath–Jarrow–Morton approach can be translated to this framework, thus guaranteeing arbitrage free ...
Christa Cuchiero   +3 more
wiley   +1 more source

Canonical bases of higher-level q-deformed Fock spaces

open access: yes, 2006
We show that the transition matrices between the standard and the canonical bases of infinitely many weight subspaces of the higher-level $q$-deformed Fock spaces are ...
Xavier Yvonne, Yvonne, Xavier
core   +1 more source

Characterizations of Pseudo-Symmetric Space–Times in Gray’s Subspaces and f(R)-Gravity Vacuum Solutions

open access: yesMathematics
This paper investigates pseudo-symmetric space–times within two interrelated frameworks: vacuum f(R)-gravity and Gray’s seven canonical decomposition subspaces. First, it is established that any conformally flat pseudo-symmetric space–time satisfying the
Awatif Al-Jedani   +3 more
doaj   +1 more source

There Are No Abilities to Succeed

open access: yesPhilosophy and Phenomenological Research, EarlyView.
ABSTRACT There is an essential connection between the concept of an ability and various forms of practical and cognitive success. In particular, it is in virtue of exercising their abilities that agents’ general practical and cognitive endeavors, their doings and believings, become achievements—intentional actions or instances of knowledge.
David Heering
wiley   +1 more source

Charting New Paths in the Study of Kin Term Acquisition

open access: yesTopics in Cognitive Science, EarlyView.
Abstract Kin terms appear among infants’ earliest words, yet a full mastery of kin concepts typically emerges only in late childhood. This prolonged developmental trajectory reflects not only children's acquisition of an abstract relational system of words, but also their growing understanding of social relationships and interactional norms.
Marisa Casillas   +2 more
wiley   +1 more source

PerseusDL/canonical-greekLit 0.0.6

open access: yes, 2017
XML Canonical resources for Greek ...
Jeroen Hellingman   +21 more
core   +1 more source

Application of Cooperative Control of Discrete‐Time Nonlinear Multi‐Agent Systems Based on Extended Kalman Unknown Input Observer

open access: yesVector: The Journal of Engineering, Volume 2027, Issue 1, January/December 2027.
This study is concerned with the application of consensus control to a class of discrete‐time nonlinear multi‐agent systems with unknown inputs and additive noise. The aim is to design an extended Kalman unknown input observer (EKUIO) such that the state vector of a discrete‐time nonlinear system can be estimated, additive noise can be mitigated, and ...
Yan Ren   +3 more
wiley   +1 more source

Searching for Optimal EMG Latent Subspace With Discriminant DoF-Wise Distributions for Subject-Generic Model

open access: yesIEEE Transactions on Neural Systems and Rehabilitation Engineering
Recognizing hand gestures from surface electromyography (sEMG) signals is crucial for neural interfaces and human–machine interaction. However, developing subject-generic models remains challenging due to substantial inter-subject variability ...
Jiahao Fan   +7 more
doaj   +1 more source

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