摘要: 1.ndarray:stands for N-dimensional array,all items are of the same type and the same size.their size is fixed. 2.define a new ndarray:use the array()f 阅读全文
posted @ 2019-10-18 19:07 Turing-dz 阅读(178) 评论(0) 推荐(0) 编辑