Results 31 to 40 of about 830,729 (268)

Bias Correction in Logarithmic Regression and Comparison with Weighted Regression for Nonlinear Models [PDF]

open access: yes, 2011
Non-linear models with heteroscedasticity are commonly used in ecological and forestry modeling, and logarithmic regression and weighted regression are usually employed to estimate the parameters. Using the single-tree biomass data of three large samples,
Wei Sheng Zeng, Shou Zheng Tang
core   +1 more source

Logarithmic corrections to the entropy of non-extremal black holes in N $$ \mathcal{N} $$ = 1 Einstein-Maxwell supergravity

open access: yesJournal of High Energy Physics, 2021
We reviewed the field redefinition approach of Seeley-DeWitt expansion for the determination of Seeley-DeWitt coefficients from arXiv:1505.01156 .
Gourav Banerjee, Binata Panda
doaj   +1 more source

On the Zeros of Power Series with Logarithmic Coefficients [PDF]

open access: yesCanadian Mathematical Bulletin, 1979
Equivalence problems in Riesz-summability lead to the problem of finding the zeros of special power series in the unit circle, i.e.
openaire   +2 more sources

Divisibility of Generalized Exponential and Logarithmic Coefficients [PDF]

open access: yesProceedings of the American Mathematical Society, 1990
We prove that for isomorphic formal group laws, the maximal p p -power in the denominators of certain collections of ...
openaire   +2 more sources

Aerodynamic Characterization of Bullet Heads with Different Arcuate Curves [PDF]

open access: yesJournal of Applied Fluid Mechanics
The bullet shape is critical in efficient bullet design because it affects the lift and drag forces. This paper proposes a new bullet shape with a logarithmic curve and analyzes the lift and drag coefficients of bullets with different curves under ...
B. Hao, Q. Jiang, C. Xu, L. Liu
doaj   +1 more source

Certain Coefficient Estimate Problems for Three-Leaf-Type Starlike Functions

open access: yesFractal and Fractional, 2021
In our present investigation, some coefficient functionals for a subclass relating to starlike functions connected with three-leaf mappings were considered.
Lei Shi   +5 more
doaj   +1 more source

Logarithmic Forms with Twisted Coefficients [PDF]

open access: yes, 1999
Given a compact Kaehler manifold, we consider the complement U of a divisor with normal crossings and a unitary local system V on it. We consider a differential graded Lie algebra (DGLA) of forms with holomorphic logarithmic singularities and vanishing residues.
openaire   +2 more sources

On the logarithmic coefficients of close to convex functions [PDF]

open access: yesProceedings of the American Mathematical Society, 2015
For $f$ analytic and close to convex in $D=\{z: |z|< 1\}$, we give sharp estimates for the logarithmic coefficients $γ_{n}$ of $f$ defined by $\log \dfrac{f(z)}{z}=2\sum_{n=1}^{\infty} γ_{n}z^{n}$ when $n=1, 2,3$.
openaire   +3 more sources

Sharp Coefficient Problems of Functions with Bounded Turnings Subordinated by Sigmoid Function

open access: yesMathematics, 2022
This study deals with analytic functions with bounded turnings, defined in the disk Od=z ...
Muhammad Arif   +5 more
doaj   +1 more source

Coefficient Problems for a Class of Univalent Functions

open access: yesMathematics, 2023
In this paper, a new subclass has been defined as Ω of the univalent function in D={z∈C:|z|
Dong Guo   +4 more
doaj   +1 more source

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