Results 11 to 20 of about 7,364,855 (292)

On Mathematical Properties of Buckminsterfullerenef [PDF]

open access: yesCroatica Chemica Acta, 1995
Some of the mathematical properties of buckminsterfullerene are considered, that is, geometrical, topological, group-theoretical and graph-theoretical properties. These mathematical properties are used to predict several structural and chemical properties of buckminsterfullerene.
Trinajstić, Nenad   +4 more
core   +3 more sources

Essays on Mathematical Geography

open access: yes, 1986
A collection of essays intended to show the range of power in applying pure mathematics to human systems. There are two types of essay: those which employ tranditional mathematical proof, and those which do not.
Arlinghaus, Sandra Lach
core   +7 more sources

Computation of Vertex-Edge Degree Based Topological Descriptors for Metal Trihalides Network

open access: yesIEEE Access, 2021
In recent past 2D metal trihalides have evolved as useful gapless semiconductor due to their physical properties like low dimensional magnetism and thermo electric performance.
Fouad A. Abolaban   +2 more
doaj   +1 more source

On the Mathematical Properties of the Structural Similarity Index [PDF]

open access: yesIEEE Transactions on Image Processing, 2012
Since its introduction in 2004, the structural similarity (SSIM) index has gained widespread popularity as a tool to assess the quality of images and to evaluate the performance of image processing algorithms and systems. There has been also a growing interest of using SSIM as an objective function in optimization problems in a variety of image ...
Dominique Brunet   +2 more
openaire   +2 more sources

On generalized Heun equation with some mathematical properties

open access: yesActa Polytechnica, 2022
We study the analytic solutions of the generalized Heun equation, (α0 + α1 r + α2 r2 + α3 r3) y′′ + (β0 + β1 r + β2 r2) y′ + (ε0 + ε1 r) y = 0, where |α3| + |β2|≠ 0, and {αi}3i=0, {βi}2i=0, {εi}1i=0 are real parameters.
Nasser Saad
doaj   +1 more source

MATHEMATICAL PROPERTIES OF AMERICAN CHOOSER OPTIONS [PDF]

open access: yesInternational Journal of Theoretical and Applied Finance, 2018
The American chooser option is a relatively new compound option that has the characteristic of offering exceptional risk reduction for highly volatile assets. This has become particularly significant since the start of the global financial crisis. In this paper, we derive mathematical properties of American chooser options.
SHI QIU, SOVAN MITRA
openaire   +2 more sources

Mathematical Properties on the Hyperbolicity of Interval Graphs [PDF]

open access: yesSymmetry, 2017
Gromov hyperbolicity is an interesting geometric property, and so it is natural to study it in the context of geometric graphs. In particular, we are interested in interval and indifference graphs, which are important classes of intersection and Euclidean graphs, respectively.
Juan Carlos Hernández-Gómez   +3 more
openaire   +1 more source

Karl-Peter Hadeler: His legacy in mathematical biology [PDF]

open access: yes, 2018
Karl-Peter Hadeler is a first-generation pioneer in mathematical biology. His work inspired the contributions to this special issue. In this preface we give a brief biographical sketch of K.P.
Thieme, Horst   +5 more
core   +2 more sources

MATHEMATICAL PREDICTION OF THE PROPERTIES OF SUPERALLOYS

open access: yesNauka ta progres transportu, 2020
Purpose. The purpose of this work is to obtain predictive regression models, with the help of which it is possible to adequately calculate the mechanical properties of heat-resistant nickel alloys, without conducting preliminary experiments. Methodology. 
A. A. Glotka   +2 more
doaj   +1 more source

Mathematical modeling reveals quantitative properties of KEAP1-NRF2 signaling

open access: yesRedox Biology, 2021
Under oxidative and electrophilic stresses, cells launch an NRF2-mediated transcriptional antioxidant program. The activation of NRF2 depends on a redox sensor, KEAP1, which promotes the ubiquitination and degradation of NRF2. While a great deal has been
Shengnan Liu, Jingbo Pi, Qiang Zhang
doaj   +1 more source

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