A dot product approach to find min-max of linear functions subject to the elliptical constraints

International Journal of Mathematical Education in Science and Technology 2026

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Authors: M Tahiri Joutei Hassani
DOI: 10.1080/0020739x.2026.2633249
Cited by: 0
References: 2

Abstract

We present a dot product approach to find minima and maxima for some real functions. Related to one of our examples, we study a 20-year-old proof without words, and we re-prove its content with the present dot product method, and we give a generalisation of it.

Fields of Study & Subjects

Mathematics and Applications Mathematics Education and Pedagogy Mathematical and Computational Methods

Publication details

Journal / source
International Journal of Mathematical Education in Science and Technology
Pages
1–5
Publication date
4 March 2026
Language
EN