Johann Cigler

2 Questions 7 Answers 0 Followers

Questions related from Johann Cigler

Is there a combinatorial proof for an interesting identity for NSEW-paths?

A NSWE-path is a path consisting of North, South, East and West steps of length 1 in the plane. Define a weight w for the paths by w(N)=w(E)=1 and w(S)=w(W)=t. Define the height of a path as the...

08 August 2016 2,258 2 View

Are the q-Fibonacci numbers F_5n(q) divisible by [5]_q^n?

Since it is difficult to write mathematical formulae please consider the attached file.

03 March 2016 4,373 8 View