Mathc: Calculus, Algebra linear,

In these packages, you can verify the result into GnuPlot.

Calculus Packages :

Chapter 03 : The Derivative.

c03a.zip : The tangent
c03b.zip : The normal
c03c.zip : Newton's method
c03e.zip : Mean Value

Chapter 05 : Appplications of the definite integral.

c05a.zip : Area
c05b.zip : Solids of revolution."Disk"
c05c.zip : Solids of revolution. "Cylindrical Shells"

Algebra linear :

mtrxgo.zip : Geometric applications
vectac.zip : Vector2d (Reflection, Orthogonal projection)
vectad.zip : Vector2d (vertical horizontal shift)
vectae.zip : Vector3d (Reflection, Orthogonal projection)