Results 21 to 30 of about 11,335,757 (341)
Umbral Methods and Harmonic Numbers
The theory of harmonic-based functions is discussed here within the framework of umbral operational methods. We derive a number of results based on elementary notions relying on the properties of Gaussian integrals.
Dattoli G. +3 more
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New 5-Phase Concentrated Winding Machine with Bi-Harmonic Rotor for Automotive Application [PDF]
For a power range from 10 to 30 kW, 5-phase machines are well adapted to low-voltage (48V) supply thanks to their reduced current per phase. For three-phase machines but with higher voltages (>120V), machines with a number of slots per pole and per phase
B. Aslan +3 more
core +1 more source
Harmonic numbers and finite groups [PDF]
Given a finite group G , let {\tau} (G) be the number of normal subgroups of G ...
Baishya, Sekhar Jyoti, Das, Ashish Kumar
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Second Order Alternating Harmonic Number Sums
We develop new closed form representations of sums of alternating harmonic numbers of order two and reciprocal binomial coefficients. Moreover we develop new integral representations in terms of harmonic numbers of order two.
A. Sofo
semanticscholar +2 more sources
Harmonic measures for distributions with finite support on the mapping class group are singular [PDF]
Kaimanovich and Masur showed that a random walk on the mapping class group for an initial distribution whose support generates a nonelementary subgroup when projected into Teichmüller space converges almost surely to a point in the space PMF of ...
Gadre, Vaibhav
core +1 more source
On some series involving harmonic and skew-harmonic numbers
In this paper, we evaluate in closed form several different series involving the harmonic numbers and skew-harmonic numbers. We consider two classes of series involving these sequences. One class of series involves the product of the $n$th harmonic or skew-harmonic number and a tail.
openaire +2 more sources
On Spieß’s conjecture on harmonic numbers
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Hai-Tao Jin, Lisa Hui Sun
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ON THE CONVERGENCE OF THE ERDOS HARMONIC SERIES [PDF]
The purpose of this article is to study the convergence of a few series with the Erdos function.
Tabirca, S., Tabirca, T.
core +1 more source
rf acceleration with harmonic number jump
We have recently considered acceleration of protons and heavy ions in a fixed-field alternating-gradient accelerator with nonscaling lattice and linear field profile.
Alessandro G. Ruggiero
doaj +1 more source
Some summation formulas involving harmonic numbers and generalized harmonic numbers
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Junesang Choi, H. M. Srivastava 0001
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