Gallery

Here are some illustrations I have contributed with… (requests can be made on my discussion page)

Pending

Works in progress…

Trigonometry

Created using Eukleides which is based on PSTricks (based on TEX).

For Unit Circle.
Butterfly theorem
Tangent half-angle formula
For Angle
…this one too
For Unit Circle.
For Trigonometry.

Geometry

Created using PSTricks.

For Cartesian coordinate system.
For Cartesian coordinate system.
For Semicircle.
For Midpoint.

Other math

Created using PSTricks.

For Gram–Schmidt process.

Dinghies

Created using Inkscape.

For Optimist (dinghy).
For Laser dinghy
For Europe dinghy.

Miscellaneous

Also created using Inkscape.

For Ultimate (sport).
For DDC Frisbee.
The flag of Brunei, once created for the Sodipodi flag project.
For Fire triangle.
For Personal computer. (Featured Picture)
Fire tetrahedron.
More