Allen Slider

A interval slider to understand Allen's interval algebra

This applet aims to help thinking about and understanding Allens's interval algebra

Where is it?

To see a running version just visit gothma.github.io/allen-slider.

How does it work?

• Add new intervals by pressing +
• Modify the intervals by grabbing the sliders
• See the according relations below
• Enjoy

Known Bugs

• After 26 relations the intervals names don't fit the relations. But who uses 26 relations?