#1557 (Apr 8, 2018, 12:40:07 PM)

1. moved and renamed lemmas (detail / hgweb)
2. Added binary set operations with join-based implementation (detail / hgweb)
3. more name tuning (detail / hgweb)
4. better name; added binary operations (detail / hgweb)

Started by an SCM change

This run spent:

• 5 min 4 sec waiting;
• 1 hr 11 min build duration;
• 1 hr 16 min total from scheduled to completion.