\input zb-basic
\input zb-matheduc
\iteman{ZMATH 2014b.00580}
\itemau{Edwards, Michael Todd}
\itemti{Visualizing transformations: matrices, handheld graphing calculators, and computer algebra systems.}
\itemso{Math. Teach. (Reston) 96, No. 1, 48-56 (2003).}
\itemab
Summary: The article presents some ways in which teachers and students can use CAS-equipped graphing calculators to examine matrices as both graphical and geometric objects. CAS enables students to extend their knowledge of transformations in an active, exploratory fashion.
\itemrv{~}
\itemcc{H60 U70 R20}
\itemut{matrices as graphical objects; matrices as algebraic objects; approach; multiple perspectives; geometric perspective; modes of representation; graphics calculators; algebraic exploration; matrix multiplication; transformation geometry; matrix plotter program; reflections over axes; rotation matrices; points along the unit circle; isometries; determinants; area; computer algebra; hypothesis generation and testing; visualization}
\itemli{}
\end