Results 11 to 20 of about 604,688 (290)

Degree-Based Topological Indices and QSPR Analysis of Antituberculosis Drugs

open access: yesJournal of Chemistry, 2022
A topological index of graph G is a numerical quantity which describes its topology. If it is applied to molecular structure of a chemical compounds, then it reflects the theoretical properties of the chemical compounds.
Mr. Adnan   +3 more
doaj   +1 more source

Mathematical Models of Abstract Systems: Knowing abstract geometric forms [PDF]

open access: yes, 2013
Scientists use models to know the world. It i susually assumed that mathematicians doing pure mathematics do not. Mathematicians doing pure mathematics prove theorems about mathematical entities like sets, numbers, geometric figures, spaces, etc., they ...
Marquis, Jean-Pierre
core   +3 more sources

Hermite-Hadamard inequalities for exponential type harmonically $ ( \alpha, s)_{h}$-convex functions [PDF]

open access: yesJournal of Mahani Mathematical Research
In this paper, the authors study and introduce some new integral forms of Hermite-Hadamard inequalities in the form of harmonically convex functions known as exponential type harmonically $ (\alpha, s)_{h}$-convex function.
Kemi Apanpa   +2 more
doaj   +1 more source

Simultaneous generation for zeta values by the Markov-WZ method [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2008
Combinatorics
Khodabakhsh Hessami Pilehrood   +1 more
doaj   +1 more source

On the Explicit Formula for Eigenvalues, Determinant, and Inverse of Circulant Matrices

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2022
Determining eigenvalues, determinants, and inverse for a general matrix is computationally hard work, especially when the size of the matrix is large enough.
Nur Aliatiningtyas   +2 more
doaj   +1 more source

Axiomatic Differential Geometry II-2: Differential Forms [PDF]

open access: yes, 2013
We refurbish our axiomatics of differential geometry introduced in [Mathematics for Applications,, 1 (2012), 171-182]. Then the notion of Euclideaness can naturally be formulated.
Nishimura, Hirokazu
core   +2 more sources

A Formal Apology for Metaphysics [PDF]

open access: yes, 2018
There is an old meta-philosophical worry: very roughly, metaphysical theories have no observational consequences and so the study of metaphysics has no value.
Baron, Samuel
core   +2 more sources

Procepts and proceptual solutions in undergraduate mathematics

open access: yesPythagoras, 2010
This paper explores and promotes the notion of ‘procept’ in an undergraduate mathematics course in Linear Algebra for first year pure and engineering students.
Inderasan Naidoo, Belinda Huntley
doaj   +1 more source

Two-Phase Turbulent Fluid Flow in a Geothermal Pipe with Chemical Reaction

open access: yesJournal of Applied Mathematics, 2022
In this study, two-phase non-Newtonian turbulent fluid flow in an inclined geothermal pipe with chemical reaction was considered. The governing nonlinear partial differential equations derived were solved numerically using Finite Difference Method ...
Nyariki M. Eric   +2 more
doaj   +1 more source

On Measure Chaotic Dynamical Systems [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2020
In this paper, we introduce chaotic measure for discrete and continuous dynamical systems and study some properties of measure chaotic systems. Also relationship between chaotic measure, ergodic and expansive measures is investigated. Finally, we prove a
Faride Ghorbani Moghaddam   +2 more
doaj   +1 more source

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