A grid with points distributed around it

Shelah’s thesis is that it is worthwhile to classify theories. In doing so, mathematicians suggest dividing lines between different theories based on good test problems, and hence are able to place ‘similar’ theories in shared regions, creating a map. Each dot is a theory. (Interactive map on

Jigsaw is a talented chess player and fervent climber.

More from Chalkdust

Both comments and trackbacks are currently closed.