Derivations of mathematical formulas with the use of the area board

Dettagli Bibliografici
Autore principale:	Labrador, Feliciano Inoferioo 1945-
Natura:	Tesi
Lingua:	English
Pubblicazione:	1972
Soggetti:	Mathematical models. Mathematics > Formulae. Mathematics > Study and teaching (Elementary) > Philippines. Teaching > Philippines > Aids and devices.