authors
- Dell'Accio, Francesco
- MARCELLAN ESPAÑOL, FRANCISCO JOSE
- Nudo, Federico
A quadrature formula on triangular domains via an interpolation-regression approach
Articles
Overview
published in
- Applied Mathematics Letters Journal
publication date
- April 2025
start page
- 1
end page
- 6
volume
- 163
Digital Object Identifier (DOI)
International Standard Serial Number (ISSN)
- 0893-9659
Electronic International Standard Serial Number (EISSN)
- 1873-5452
abstract
- In this paper, we present a quadrature formula on triangular domains based on a set of simplex points. This formula is defined via the constrained mock-Waldron least squares approximation. Numerical experiments validate the effectiveness of the proposed method.
Classification
subjects
- Computer Science
- Mathematics
keywords
- weighted quadrature formula; mock-waldron points; triangular domains; constrained least squares