Some notes on Section II Spherical Geometry Aug 6, 2016 14:00:52 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by Gary on Aug 6, 2016 14:00:52 GMT Vasco,There is more to the section, but it's dense, so here are a few comments on subsections 1-5.nh.ch6.notes.questions.SII.pdf (693.51 KB)Gary