離散

Multi tool use
Multi tool use











查询維基詞典中的discrete。

離散（Discrete）与连续相对，离散量是指分散开来的、不存在中间值的量。離散可以是指：




  • 離散群，一個擁有離散拓樸的群。


  • 離散範疇，一種唯一的態射是恆等態射的範疇。


  • 離散數學，数学的几个分支的总称，專門研究一些沒有連續概念的數學結構。


  • 离散优化，应用数学和计算机科学中优化问题的一个分支。


  • 離散機率分布，一種機率分布擁有可數的隨機變數。


  • 離散訊號，是在连续信号上采样得到的信号。


  • 離散空間，一種簡單的拓樸空間。


  • 離散時間，不連續的時間，在動力系統中一種可以讓變數隨時間演化的架構。


  • 流散（英语：diaspora），具有共同民族認同的人口群體由於某些原因導致的遷徙，又稱離散。













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