Last Update 05/ 10/ 2003
in Esperanto/ In English/ in Portuguese
The application shows a set of pentagons and parallelograms in an ordered pattern.
You are invited to determine a suitable plane unit cell for this pattern. Up to 499 points or line segments can be drawn with a mouse drag action on the figure.
Ten different colours can be selected by a click on buttons from 0 to 9 to distinguish different trials.
Click on button A to clean up your work.
The mouse coordinates can be used to report the planar unit cell position.
Please send your comments.
Table of subjects.