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3 天前 · The Navier–Stokes equations ( / nævˈjeɪ stoʊks / nav-YAY STOHKS) are partial differential equations which describe the motion of viscous fluid substances. They were named after French engineer and physicist Claude-Louis Navier and the Irish physicist and mathematician George Gabriel Stokes. They were developed over several decades of ...
1 天前 · Socrates. Socrates ( / ˈsɒkrətiːz /; [1] Greek: Σωκράτης; c. 470 – 399 BC) was a Greek philosopher from Athens who is credited as the founder of Western philosophy and among the first moral philosophers of the ethical tradition of thought.
1 天前 · Mercury is the first planet from the Sun and the smallest in the Solar System. In English, it is named after the ancient Roman god Mercurius ( Mercury ), god of commerce and communication, and the messenger of the gods. Mercury is classified as a terrestrial planet, with roughly the same surface gravity as Mars.
1 天前 · Florence was a centre of medieval European trade and finance and one of the wealthiest cities of that era. [5] It is considered by many academics [6] to have been the birthplace of the Renaissance, becoming a major artistic, cultural, commercial, political, economic and financial center. [7] During this time, Florence rose to a position of enormous influence in Italy, Europe, and beyond. [8 ...
2024年5月23日 · In probability theory and statistics, the gamma distribution is a versatile two- parameter family of continuous probability distributions. The exponential distribution, Erlang distribution, and chi-squared distribution are special cases of the gamma distribution. There are two equivalent parameterizations in common use:
1 天前 · Dame Elizabeth Rosemond Taylor DBE (27 February 1932 – 23 March 2011) was a British and American actress. She began her career as a child actress in the early 1940s and was one of the most popular stars of classical Hollywood cinema in the 1950s. She then became the world's highest paid movie star in the 1960s, remaining a well-known public ...
2 天前 · List of tz database time zones. The tz database partitions the world into regions where local clocks all show the same time. This map was made by combining version 2023d with OpenStreetMap data, using open source software. [1] This is a list of time zones from release 2024a of the tz database. [2]
