Nangho, Maurice Kenfack; Foupouagnigni, M.; Koepf, W.(Springer, 2019-05)
We develop analogs of exponential and trigonometric functions (including the basic exponential function) and derive their fundamental properties: addition formula, positivity, reciprocal and fundamental relations of ...
Nangho, Maurice Kenfack; Jordaan, Kerstin Heidrun(National Academy of Science of Ukraine, 2018-11-27)
We prove an equivalence between the existence of the rst structure relation
satis ed by a sequence of monic orthogonal polynomials fPng1n
=0, the orthogonality of the
second derivatives fD2
xPng1n
=2 and a generalized ...
