circumscribed prism
11James Gregory (astronomer and mathematician) — Infobox Scientist name = James Gregory box width = 300px |300px image width = 300px caption = James Gregory (1638 1675) birth date = 1638 birth place = Drumoak, Aberdeenshire, Scotland death date = 1675 death place = Edinburgh, Scotland residence …
12Infralateral arc — An infralateral arc (or lower lateral tangent arc) is a rare halo, an optical phenomenon appearing similar to a rainbow under a white parhelic circle. Together with the supralateral arc they are always located outside the seldom observable 46°… …
13arts, East Asian — Introduction music and visual and performing arts of China, Korea, and Japan. The literatures of these countries are covered in the articles Chinese literature, Korean literature, and Japanese literature. Some studies of East Asia… …
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