The film uses various examples, including graphs and equations, to clarify the definitions of domain, range, and the unique relationship that defines a function. Keywords function, mathematics ...

Shlomo Vinner, Tommy Dreyfus, Images and Definitions for the Concept of Function, Journal for Research in Mathematics Education, Vol. 20, No. 4 (Jul., 1989), pp. 356-366. ... Images held by 271 ...