Positive definite operator
[计] 正定算子
🧩 词语组成解析
positive
['pɑzətɪv]
adj. 积极的;确实的，肯定的;[数]正的;[医]阳性的;
n. 正面;正片;[语]原级形容词;[数]正量;
posit肯定+ive形容词后缀 → 肯定的；积极的
🗣️ 情景例句
Come on, you can tell me.
说吧，告诉我。
They're building a new house up the street from me.
我上面的那条街正在造一幢新房子。
Come and have something to drink.
来喝点什么。