Stamatis Koumandos

According to our database, Stamatis Koumandos authored at least 10 papers between 2005 and 2016.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2016

On the log-concavity of the fractional integral of the sine function.

Stamatis Koumandos

J. Approx. Theory, 2016

2013

Complete monotonicity and related properties of some special functions.

Stamatis Koumandos, Martin Lamprecht

Math. Comput., 2013

2010

Some completely monotonic functions of positive order.

Stamatis Koumandos, Martin Lamprecht

Math. Comput., 2010

On a conjecture for trigonometric sums and starlike functions, II.

Stamatis Koumandos, Martin Lamprecht

J. Approx. Theory, 2010

2009

Series and product representations for some mathematical constants.

Horst Alzer, Stamatis Koumandos

Period. Math. Hung., 2009

2008

Monotonicity of some functions involving the gamma and psi functions.

Stamatis Koumandos

Math. Comput., 2008

2007

On a conjectured inequality of Gautschi and Leopardi for Jacobi polynomials.

Stamatis Koumandos

Numer. Algorithms, 2007

On a conjecture for trigonometric sums and starlike functions.

Stamatis Koumandos, Stephan Ruscheweyh

J. Approx. Theory, 2007

On a Class of Integrals Involving a Bessel Function Times Gegenbauer Polynomials.

Stamatis Koumandos

Int. J. Math. Math. Sci., 2007

2005

On a conjecture of Clark and Ismail.

Horst Alzer, Christian Berg, Stamatis Koumandos

J. Approx. Theory, 2005