This gallery shows all the pictures I have created for Wikipedia articles. I use a combination of Mathematica, Microsoft Word and Inkscape for SVG pictures, and POV-Ray for three-dimensional pictures.
Image for Baumslag-Solitar group
editImage for Trigonal trapezohedron
editImage for Solenoid (mathematics)
editImage for Quadrilateral
editUnit circle picture
editI added color to this already existing image. It is used in List of trigonometric identities, trigonometric functions, sine, and unit circle.
Image for Lantern relation
editImage for Lissajous knot
editKnot pictures
editImages for Borromean rings
editImage for Tricolorability
editImage for Inverse curve and Cardioid
editImage for integral test and harmonic series
editImages for Lattice (group)
editImage for Fourier series
editImage for Law of sines
editImage for Vector field
editImage for Piecewise-linear function
editAnimation for Winding number
editImages for Winding number
editImage for Analytic geometry
editImages for Linking number
editImage for Conjugate diameters
editImages for Point reflection
editImages for The Quadrature of the Parabola
editFile:Quadrature Parabola Relative Sizes.png