Classroom demonstrations, etc.

MATLAB

• Vectors in MATLAB
• M-file

• Sample solutions
• M-file
• function M-file for gfun

• Graphing a space curve - the twisted cubic
• M-file

• Graph of a helix on a cylinder
• M-file

• Movie of tangent to a parametrized curve (edited to remove MATLAB output)
• M-file
• curvetan.m (to create a movie of the tangent to a plane curve)
• curvetan3.m (to create a movie of the tangent to a space curve)
• cusptan.mat
• helixtan.mat

• Movie of the TNB frame to a curve (edited to remove MATLAB output)
• M-file
• movingframe.m (to create a movie of the TNB frame to a curve)
• helixframe.mat
• twistedcubicframe.mat

• Plotting the graph of a function of two variables and a contour plot
• M-file

• Graphing a hyperbolic cylinder using mesh and surf
• M-file

• Plot of a surface of revolution and one of its tangent planes
• M-file

• Maxima and minima of functions of two variables
• M-file

• An example of Lagrange multipliers
• M-file

• Some vector fields
• M-file

Pictures of a double helix

• A double helix

• Another double helix

• "The World's Best Photos of doublehelix..."

Contour map

• Topographic map of May Lake and Mt. Hoffman, Yosemite