Pentti Haukkanen

Orcid: 0000-0002-1723-1193

According to our database1, Pentti Haukkanen authored at least 18 papers between 1995 and 2020.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of five.

Timeline

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Bibliography

2020
Studying the inertias of LCM matrices and revisiting the Bourque-Ligh conjecture.
J. Comb. Theory A, 2020

2019
Arithmetic Subderivatives: Discontinuity and Continuity.
J. Integer Seq., 2019

2017
The Arithmetic Jacobian Matrix and Determinant.
J. Integer Seq., 2017

2016
On Arithmetic Partial Differential Equations.
J. Integer Seq., 2016

2015
Studying the singularity of LCM-type matrices via semilattice structures and their Möbius functions.
J. Comb. Theory A, 2015

2014
On the positive definiteness and eigenvalues of meet and join matrices.
Discret. Math., 2014

2013
Perpendicularity in an Abelian Group.
Int. J. Math. Math. Sci., 2013

Asymptotics of the number of threshold functions on a two-dimensional rectangular grid.
Discret. Appl. Math., 2013

2012
Discrete Ramanujan-Fourier Transform of Even Functions (mod $r$)
CoRR, 2012

Some formulas for numbers of line segments and lines in a rectangular grid.
Ars Comb., 2012

2011
Asymptotics for numbers of line segments and lines in a square grid
CoRR, 2011

A generalization of Descartes' rule of signs and fundamental theorem of algebra.
Appl. Math. Comput., 2011

2010
On The Generalized Lucas Sequences by Hessenberg Matrices.
Ars Comb., 2010

2007
On Direct and Inverse Proportionality.
Am. Math. Mon., 2007

Determinant and Inverse of Meet and Join Matrices.
Int. J. Math. Math. Sci., 2007

2005
Notes on the divisibility of GCD and LCM Matrices.
Int. J. Math. Math. Sci., 2005

2000
On a generalized convolution of incidence functions.
Discret. Math., 2000

1995
An abstract Möbius inversion formula with number-theoretic applications.
Discret. Math., 1995


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