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- 17. NOVEMBER * August Ferdinand Mobius * 321日目 あと44日 TOKYO_SUNRISE-06:17 SUNSET-16:34 MOON-03.7 DAYS _ Are these cities ready to become climate havens? https://www.nationalgeographic.com/environment/article/global-climate-change-havens-hobart-vienna-singapore 将棋の日, ドラフト記念日, 蓮根の日, 国際学生の日(International Students' Day), 肺がん撲滅デー, 島原防災の日, 談山神社もみじ祭(奈良県桜井市), 1790年 アウグスト・フェルディナント・メビウス (独:天文学者,数学者(トポロジー,整数論)) * August Ferdinand Mobius * http://www.encyclopedia.com/doc/1G2-3407500199.html _ Möbius and his Band - Professor Raymond Flood https://youtu.be/-ECOwPNkoys _ Möbius strip: Mathematical origami https://youtu.be/wAMxuYqPTXI _ Cutting a Möbius strip in half (and more) | Animated Topology | https://youtu.be/XlQOipIVFPk _ Sol De Bossa (bossa nova full album) https://youtu.be/2lhxvpmldek
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