@inbook{1d627a836b8b4468b3273c37331ea853,

title = "Variation in Tool-Based Mathematics Pedagogy",

abstract = "A characteristic in the process of acquiring mathematical knowledge is a dual relationship between variation and invariance. Mathematics activities can be seen as either seeking invariants while varying aspects that define/describe a mathematical situation or seeking to apply invariant mathematical concepts in various situations.",

author = "Allen Leung",

note = "Publisher Copyright: {\textcopyright} 2017 Sense Publishers",

year = "2017",

month = feb,

day = "6",

doi = "10.1007/978-94-6300-782-5_4",

language = "English",

isbn = "9789463007801",

series = "Mathematics Teaching and Learning",

publisher = "Sense Publishers",

pages = "69--84",

editor = "Rongjin Huang and Yeping Li",

booktitle = "Teaching and Learning Mathematics through Variation",

}