Derivations of mathematical formulas with the use of the area board

Detalles Bibliográficos
Autor Principal:	Labrador, Feliciano Inoferioo 1945-
Formato:	Thesis
Idioma:	inglés
Publicado:	1972
Subjects:	Mathematical models. Mathematics > Formulae. Mathematics > Study and teaching (Elementary) > Philippines. Teaching > Philippines > Aids and devices.