نتایج جستجو برای: permutation operator

تعداد نتایج: 109307  

ژورنال: پژوهش های ریاضی 2022

In this paper, using permutation matrices or symmetric matrices, necessary and sufficient conditions are given for a generalized matrix function to be the determinant or the permanent. We prove that a generalized matrix function is the determinant or the permanent if and only if it preserves the product of symmetric permutation matrices. Also we show that a generalized matrix function is the de...

for a finite group G, we denote by p(G) the minimal degree of faithful permutation representations of G, and denote by c(G), the minimal degree of faithful representation of G by quasi-permutation matrices over the complex field C. In this paper we will assume that, G is a p-group of exponent p and class 2, where p is prime and cd(G) = {1, |G : Z(G)|^1/2}. Then we will s...

Journal: :Proceedings of the ... AAAI Conference on Artificial Intelligence 2023

Multi-instance learning (MIL) is a supervised where each example labeled bag with many instances. The typical MIL strategies are to train an instance-level feature extractor followed by aggregating instances features as bag-level representation information. However, such highly depends on large number of datasets, which difficult get in real-world scenarios. In this paper, we make the first att...

Journal: :Physical review 2021

We present a complete list of the dimension 8 operator basis in standard model effective field theory using group theoretic techniques systematic and automated way. adopt new form operators terms irreducible representations Lorentz group, identify structures as states $SU(N)$ group. In this way, redundancy from equations motion is absent that integration-by-part treated fact independent forms a...

2012
M. Venkatesulu

Problem statement: The widespread use of image, audio and video data makes media content protection increasingly necessary and important. We propose a naive approach which treats the multimedia signal to be protected as a text and use proposed encryption design to encrypt the whole data stream. Upon reception, the entire cipher text data stream would be decrypted and playback can be performed a...

Journal: :iranian journal of fuzzy systems 2010
xiu xin fu-gui shi sheng-gang li

this paper presents characterizations of m-fuzzifying matroids bymeans of two kinds of fuzzy operators, called m-fuzzifying derived operatorsand m-fuzzifying difference derived operators.

Journal: :Lecture Notes in Computer Science 2021

We consider rational functions of the form V(x)/U(x), where both V(x) and U(x) are relatively prime polynomials over finite field \(\mathbb {F}_q\). Polynomials that permute elements a field, called permutation (PPs), have been subject research for decades. Let \({\mathcal {P}}^1(\mathbb {F}_q)\) denote {F}_q\cup \{\infty \}\). If function, permutes {F}_q)\), it is function (PRF). \(N_d(q)\) nu...

Journal: :journal of linear and topological algebra (jlta) 2014
d alimohammadi s sedgar

we characterize compact composition operators on real banach spaces of complex-valued bounded lipschitz functions on metric spaces, not necessarily compact, with lipschitz involutions and determine their spectra.

Journal: :Physical review letters 1992
Polychronakos

We formulate one dimensional many body integrable systems in terms of a new set of phase space variables involving exchange operators. The hamiltonian in these variables assumes a decoupled form. This greatly simplifies the derivation of the conserved charges and the proof of their commutativity at the quantum level. In one spatial dimension a class of integrable many-body systems is known, ref...

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