16:13:10jackdanielwhile somewhat hard for the last two, we already know how to do that for polygons
16:14:35jackdanieleither way, here's a draft of my idea for organizing regions so it is closed algebra: https://gist.github.com/dkochmanski/28c4b9308c87b1800ab3a83fff5f82ba
16:14:46jackdanielI'd love to hear comments if anyone cares ,)
16:14:54scymtymlast time i tried random testing with regions i had to stop because there were too many problems
16:37:28yitzijackdaniel: You've got a typo with region-intersects-regoin-p
16:38:33yitziAlso, it might be there for efficiency, but I don't understand why you need region-contains-position-p for the algebra. Wouldn't region-contains-region-p suffice?
16:38:56jackdanielthe first section is to summarize region-related protocols in mcclim
16:39:03yitziSince a point is a zero dimension region.
16:39:07jackdanielI'm not concerning myself with that in later sections