Two kinds of extensions to David Lewin's transformation theory are proposed. First, cross-type transformations transform one sort of object to another: for instance, mappings from triads to seventh ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hey mathematicians! My name's Ms Szalek and welcome to maths. Today we're going to focus on ...

Transformations change the size or position of shapes. In the exam you may be asked to draw and/or describe transformations. In Module 8 (M8), there may be questions on any of the transformations work ...

Materials were written for an entire year's course in geometry in which transformations were used to develop the concepts of congruence, similarity, and symmetry, as well as being a vehicle for proof.

You can use the Edit Variables dialog to create other types of transformations. Most transformations require one selected variable, as in the previous example. Here is an example using two variables.