Results 31 to 40 of about 4,080,086 (295)

Bisimilarity of Diagrams

open access: yes, 2020
In this paper, we investigate diagrams, namely functors from any small category to a fixed category, and more particularly, their bisimilarity. Initially defined using the theory of open maps of Joyal et al., we prove several equivalent characterizations: it is equivalent to the existence of a relation, similar to history-preserving bisimulations for ...
openaire   +3 more sources

Hybrid diagrams

open access: yesTheoretical Computer Science, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Luca de Alfaro, Arjun Kapur
openaire   +2 more sources

Span of the Jones polynomial of an alternating virtual link

open access: yes, 2004
For an oriented virtual link, L.H. Kauffman defined the f-polynomial (Jones polynomial). The supporting genus of a virtual link diagram is the minimal genus of a surface in which the diagram can be embedded.
Adams   +6 more
core   +4 more sources

Integrating Reliable Value into the Process Modeling of High-Speed Railway Timetabling with Redundancy Allocation

open access: yesMathematics
As the development of High-Speed Railways (HSRs) shifts from scale expansion to quality and efficiency, high-density timetables face increasing challenges regarding operational stability.
Huizhang Xu   +5 more
doaj   +1 more source

Approaches to QCD phase diagram; effective models, strong-coupling lattice QCD, and compact stars [PDF]

open access: yes, 2016
The outline of the two lectures given in "Dense Matter School 2015" is presented. After an overview on the relevance of the phase diagram to heavy-ion collisions and compact star phenomena, I show some basic formulae to discuss the QCD phase diagram in ...
Ohnishi, Akira
core   +2 more sources

Achieving broadband near-infrared luminescence in Cr3+-Activated Y2Mg2Al2Si2O12 phosphors via multi-site occupancy

open access: yesAdvanced Powder Materials
Cr3+-activated near-infrared (NIR) phosphors are key for NIR phosphor-converted light emitting diodes (NIR pc-LED). While, the site occupancy of Cr3+ is one of the debates that have plagued researchers.
Gui-Hua Li   +6 more
doaj   +1 more source

Vascular Dementia Patients Characteristics With a History of Stroke in a National Brain Center Hospital Jakarta, Indonesia

open access: yesFolia Medica Indonesiana, 2022
Highlights: • Characteristics of vascular dementia patients with a history of stroke was aimed. • The most characteristics of vascular dementia patients with stroke history are men, post-ischemic stroke, hypertension grade 1,  and lesions in the basal
Afifah Kusuma Hanifah   +3 more
doaj   +1 more source

Traffic engineering eye diagram [PDF]

open access: yes, 2004
It is said that a picture is worth a thousand words - this statement also applies to networking topics. Thus, to effectively monitor network performance we need tools which present the performance metrics in a graphical way which is also clear and ...
Collier, Martin, Kowalik, Karol
core   +1 more source

Sirolimus for Extracranial Arteriovenous Malformations: A Scoping Review of the Evidence in Syndromic and Non‐Syndromic Cases

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Arteriovenous malformations (AVMs) are rare, high‐flow, vascular anomalies that can occur either sporadically or as part of a genetic syndrome. AVMs can progress with serious morbidity and even mortality if left unchecked. Sirolimus is an mTOR inhibitor that is effective in low‐flow vascular malformations; however, its role in AVMs is unclear.
Will Swansson   +3 more
wiley   +1 more source

Diagram spaces, diagram spectra, and spectra of units

open access: yes, 2012
This article compares the infinite loop spaces associated to symmetric spectra, orthogonal spectra, and EKMM S-modules. Each of these categories of structured spectra has a corresponding category of structured spaces that receives the infinite loop space
Elmendorf   +9 more
core   +1 more source

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