Metapost source

You can look at the metapost code that created the images in the main column.

Errors, suggestions, comments?
Please email me!.

This is a metapost package for arrows and braces in the computer modern style. The arrows offer the same flexibility as the ordinary arrow macro in metapost.
cm style arrows
The braces can be made to follow an arbitrary path and you can control at which path time the middle piece is drawn.
cm style braces