Results 41 to 50 of about 2,172,394 (315)

On subword complexity functions

open access: yesDiscrete Applied Mathematics, 1984
The author finds a polynomial formula for the subword complexity function of a cyclic language. A characterization of context-free languages with exponential subword complexity is derived by appropriately using the pumping lemma.
openaire   +2 more sources

The complexity of functions on lattices

open access: yesTheoretical Computer Science, 2000
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
J. W. Sander, Robert Tijdeman
openaire   +2 more sources

Complexity of inverting the Euler function [PDF]

open access: yesMathematics of Computation, 2006
Given an integer n n , how hard is it to find the set of all integers
Scott Contini   +2 more
openaire   +3 more sources

Alguns estudos de fluxo de fluido utilizando software gráfico

open access: yesRevista Brasileira de Ensino de Física
Analisamos alguns modelos de fluxo de fluido utilizando o software gráfico F(C): Funções Complexas. Descrevemos as equações que expressam o potencial complexo, bem como a velocidade complexa para cada modelo.
Edvaldo Lima da Silva   +2 more
doaj   +1 more source

On the Trigonometric and p-Trigonometric Functions of Elliptical Complex Variables

open access: yesCommunications in Advanced Mathematical Sciences, 2020
In the early 2000s, the geometry of a one-parameter family of generalized complex number systems was studied (Math. Mag. 77(2)(2004)). This family is denoted by Cp.
Kahraman Esen Özen
doaj   +1 more source

Charge distribution functions for characterization of complex systems

open access: yesХімія, фізика та технологія поверхні, 2021
A set of characteristics calculated within the scope of quantum chemistry methods may be assigned to local ones changing from atom to atom in complex systems. Simple averaging of the related values gives rather poor characteristics of the systems because
V. M. Gun’ko
doaj   +1 more source

Hospitalization Through Families’ Eyes: Comparing Inpatient Care Quality for Children With Sickle Cell Disease and Cystic Fibrosis in Canada

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Sickle cell disease (SCD) is a chronic, inherited hemoglobinopathy that requires frequent hospitalization for disease‐related complications. Canadian data on inpatient care is limited. This study compared caregiver‐reported hospital experiences of children with SCD to those with cystic fibrosis (CF), a chronic, autosomal recessive ...
Hailey M. Zwicker   +11 more
wiley   +1 more source

On matrix model partition functions for QCD with chemical potential

open access: yes, 2004
Partition functions of two different matrix models for QCD with chemical potential are computed for an arbitrary number of quark and complex conjugate anti-quark flavors. In the large-N limit of weak nonhermiticity complete agreement is found between the
Akemann, G   +5 more
core   +1 more source

Computational complexity of functions

open access: yesTheoretical Computer Science, 1996
Partial translation from [Levin 74]; preliminary version is in [Levin 73]
openaire   +3 more sources

Venous Thromboembolism in Pediatric Bone Sarcoma Patients: A 10‐Year, Single‐Institution Experience Encompassing the COVID‐19 Pandemic

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Osteosarcoma (OS) and Ewing sarcoma (EWS) are the most common primary bone cancers in children, but acute thrombosis is poorly characterized in this population. Our study evaluated the rates of venous thromboembolism (VTE) and associated risk factors in pediatric patients with bone sarcomas treated over a 10‐year period encompassing
Sarah Kappa   +8 more
wiley   +1 more source

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