Schematic symbol preferences are very personal, but it is important to make them understandable. How do your drawings compare to this engineer's guidelines?

Solving problems using Venn diagrams You may be asked to solve problems using Venn diagrams in an exam. It is really important you draw the Venn diagram and add information as you go along.

Voronoi diagrams were considered as early as 1644 by philosopher René Descartes and are named after the Russian mathematician Georgy Voronoi, who defined and studied the general n-dimensional case in ...