eustachian-tube
发表于 2025-3-23 10:16:21
t, mit einem Auge aus der Entfernung von 1 m betrachten, so könnten wir uns genau denselben Raumeindruck verschaffen, als ob der Körper selbst vor uns stünde. Wir müßten dann den Drehpunkt unseres Auges*) als das optische Zentrum fungieren lassen und sorgen, daß dieses wieder genau so dem Bild gegen
残暴
发表于 2025-3-23 16:29:06
http://reply.papertrans.cn/43/4276/427575/427575_12.png
SEEK
发表于 2025-3-23 20:03:27
http://reply.papertrans.cn/43/4276/427575/427575_13.png
树木心
发表于 2025-3-24 00:54:43
http://reply.papertrans.cn/43/4276/427575/427575_14.png
Gorilla
发表于 2025-3-24 06:00:26
Projection Methods in East Asian Star Mapsre among the oldest of the extant celestial maps in China. The former has a circular form, and the latter is in two forms, circular and rectangular. I have been wondering which projection methods were used in these star maps, or rather, whether they were ever drawn accurately enough for us to be abl
豪华
发表于 2025-3-24 09:40:29
Spherical Trigonometry and the Astronomy of the Medieval Kerala Schools measurement systems are great circles on the sphere.. Although the methods of plane trigonometry inspired by the Greek chord function became the cornerstone of classical Indian mathematical astronomy, the corresponding techniques for exact solution of triangles on the sphere’s surface seem never t
notification
发表于 2025-3-24 10:55:51
http://reply.papertrans.cn/43/4276/427575/427575_17.png
Pudendal-Nerve
发表于 2025-3-24 18:11:22
Philippe de La Hire at the Court of Jayasiṃha.. He founded his new capital a few miles from Amber, its predecessor, naming it Jayanagara or Jayapura, and he sent a Jesuit missionary, Father Manuel de Figueredo, along with several others to Portugal to obtain for him astronomical books and instruments, and a skilled astronomer.. In November of
证明无罪
发表于 2025-3-24 20:12:43
European Astronomy in Indo-Persian Writings was transferred to the British Crown in 1858. The period from 1858 to 1947 is known as the British Period of Indian History. It should be noted that only in 1910, a Department of Education was established by the British Government of India and in the following decades modern universities were estab
Ambulatory
发表于 2025-3-25 01:58:26
http://reply.papertrans.cn/43/4276/427575/427575_20.png