2 papers
math.CO2024
Cauchy-type identities through collocation matrices
Pablo Diaz, Esmeralda Mainar
We present a broader framework for the Cauchy identity derived from the determinant expansion of collocation matrices. This approach yields an infinite family of identities, where…
math.NA2024
Total positivity and accurate computations related to -Abel polynomials
Y. Khiar, E. Mainar, E. Royo-Amondarain +1
The attainment of accurate numerical solutions of ill-conditioned linear algebraic problems involving totally positive matrices has been gathering considerable attention among rese…