Open Access
Research Article·pp. 1573–1580·Vol. 28, Issue 4Jun 2025
Telephone numbers extensions
Carlos M. Da Fonseca, Anthony G. Shannon
Published Online: 12 Jun 2025DOI: 10.47974/JIM-2148
In this paper: In this note we bring together in one place the recent extensions of telephone numbers using determinants from certain matrices. A common formula involving Hermite and relevant recurrence relations ar...
