linear transformations and affine linear transformations of the cartesian plane

• notes
• transformation spreadsheet
• stick person spreadsheet
• stick person spreadsheet 2
• spreadsheet - one linear transformation followed by another
• spreadsheet - one affine linear transformation followed by another
• spreadsheet - one affine linear transformation followed by a second followed by a third
• rotation spreadsheet
• TI83 Program AFFINE

matrix calculator 2 (including symbolic)

enlargements - R.F.Barrow
Select the triangle image, centre of enlargement and enlargement factor and see the image and the coordinates of the two shapes.

linear transformation - Jack Picciuto & Frank Wattenberg
interactive resources for investigating linear transformations

linear transformation grapher 1
Draw the object and see the image under different linear transformations.

linear transformation grapher 2 - R.F.Barrow
Enter the 2x2 matrix and see the effect on your quadrilateral.

linear transformation grapher 3 - enter the 2x2 matrix and see the effect on

• grid of unit squares
• lines through the origin
• dog 1
• dog 2

• Paul Bourke
• Barry Adams

• Geometry of Linear Transformations of the Plane- HMC Online Tutorial
• Matrix Reference Manual

• Linear Algebra - Jim Hefferon
• Various Geometries - Alexander Bogomolny