Gemami Geometry

Because this design had lots of points within it, it appeared very gothic in nature. So to please the Goths amongst you, My first picture...

This blog sees my first attempt to place a tracery window design within an arch. This picture was created using Cabri and edited on...

This design is based on inscribing 8 semi circles inside a circle. Easier to construct with pencil and a pair of compasses, because I...

This design is based on inscribing 6 semi circles inside a circle, two times. More pleasing mathematically to complete using compass and...

Perhaps only a development of Window 5. Can you spot the mistake? Original design from the book had rotational symmetry of order 4, but...

This design is relatively easy to construct and is based on inscribing 2 circles within a circle. Many of you will recognise the design...

This design is based on bisecting angles in an equilateral triangle and then including a real construction challenge to "ornament" inside...

This window is based on inscribing a circle inside an equilateral triangle and then inscribing 3 circles in each corner. It is a...

This window is based on inscribing 4 equal semi circles in a square, having their diameters adjacent.

This window is based on inscribing 4 equal circles inside a square and the colour version