一個matrix相類似一個complex number
complex number has a magnitude, magnitude is a real component in the sense of "scalar"
ignoring the "directions" of a matrix like a vector, extracting the "magnitude" of a matrix is the correponding eigenvalue
火雞仔2020-06-05 00:43:11
依家冇再掂數學
覺得個人蠢左 轉數慢左
我叫妳玉蝴蝶2020-06-05 00:43:30
數學同語言都一樣, 勤力有幫助 ,但有天份先可以做得好
中間淳太世界第一2020-06-05 00:43:49
我好後悔讀理科
我好後悔讀a math 同 pure math
而家諗起我應該揀讀文科
毒拎讀死書2020-06-05 00:44:17
就3cred intro to stat 來講 通常都好淺
最深咪教到p-value, hypothesis testing, regression
大約夠你睇明人地其他科啲paper
但如果話machine learning etc. 咁當然要讀上去啦