Mathematical Development for the Minimum Cost of Elliptical Combined Footings. - Santiago-Hurtado, Griselda; Luévanos-Rojas, Arnulfo; Moreno-Landeros, Victor Manuel; Diaz-Gurrola, Eyran Roberto; Narayanasamy, Rajeswari; Cortés-Martínez, Facundo; López-León, Luis Daimir (Buildings (2075-5309), 2025)