Results 51 to 60 of about 966,035 (317)

Bernstein-type inequalities for analytic functions represented by power series

open access: yesМатематичні Студії
Let $R\in (0,+\infty]$ and $\mathbb{D}_R=\{z\in \mathbb{C}\colon |z|
S. I. Fedynyak, P. V. Filevych
doaj   +1 more source

General Master Theorems of Integrals with Applications

open access: yesMathematics, 2022
Many formulas of improper integrals are shown every day and need to be solved in different areas of science and engineering. Some of them can be solved, and others require approximate solutions or computer software.
Mohammad Abu-Ghuwaleh   +2 more
doaj   +1 more source

ON INTERPOLATING POWER SERIES

open access: yes, 2014
We derive a simple error estimate for equally spaced, polynomial interpolation of power series that does not require the uniform bounds on derivatives of the Cauchy remainder. The key steps are expressing Newton coefficients in terms of Stirling numbers S(i, j) of the second kind and applying the concavity of ln S(i, j).
openaire   +4 more sources

Compact Medium Voltage DC/DC Converter Using Series-Connected Power Devices

open access: yes, 2020
Medium voltage (MV) DC/DC converters are key equipment for interconnection between DC power lines with different voltage levels in MVDC grids. The Input-series-output-parallel (ISOP) modular MV DC/DC converter is feasible to realize MV to low voltage (LV)
Shaoduo Zheng, Feng Lyu
core   +1 more source

Pre‐analytical optimization of cell‐free DNA and extracellular vesicle‐derived DNA for mutation detection in liquid biopsies

open access: yesMolecular Oncology, EarlyView.
Pre‐analytical handling critically determines liquid biopsy performance. This study defines practical best‐practice conditions for cell‐free DNA (cfDNA) and extracellular vesicle–derived DNA (evDNA), showing how processing time, storage conditions, tube type, and plasma input volume affect DNA integrity and mutation detection.
Jonas Dohmen   +11 more
wiley   +1 more source

A Novel Approach in Solving Improper Integrals

open access: yesAxioms, 2022
To resolve several challenging applications in many scientific domains, general formulas of improper integrals are provided and established for use in this article.
Mohammad Abu-Ghuwaleh   +2 more
doaj   +1 more source

Integrability of power series [PDF]

open access: yesProceedings of the American Mathematical Society, 1985
The object of this paper is to obtain generalization of certain results of Jain [ 3 ] and Woyczynski [ 5 ] concerning integrability of power series.
openaire   +2 more sources

Maximum power point controller for large-scale photovoltaic power plants using central inverters under partial shading conditions

open access: yes, 2018
The central inverter topology based on three-level converters is widely used in large-scale photovoltaic (PV) power plants because of its simple and reliable structure and high efficiency. However, when two PV arrays are connected in series for higher dc-
Pou, Josep   +2 more
core   +1 more source

Establishment of a humanized patient‐derived xenograft mouse model of high‐grade serous ovarian cancer for preclinical evaluation of combination immunotherapy

open access: yesMolecular Oncology, EarlyView.
We have established a humanized orthotopic patient‐derived xenograft (Hu‐oPDX) mouse model of high‐grade serous ovarian cancer (HGSOC) that recapitulates human tumor–immune interactions. Using combined anti‐PD‐L1/anti‐CD73 immunotherapy, we demonstrate the model's improved biological relevance and enhanced translational value for preclinical ...
Luka Tandaric   +10 more
wiley   +1 more source

Direct Power Series Approach for Solving Nonlinear Initial Value Problems

open access: yesAxioms, 2023
In this research, a new approach for solving fractional initial value problems is presented. The main goal of this study focuses on establishing direct formulas to find the coefficients of approximate series solutions of target problems.
Emad Salah   +3 more
doaj   +1 more source

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