请输入您要查询的英文单词:
单词
direct sum
释义
WordReference Random House Unabridged Dictionary of American English © 2024
direct
′
sum
′
,
[
Math.
]
Mathematics
a composition of two disjoint sets, as vector spaces, such that every element in the composition can be written uniquely as the sum of two elements, one from each of the given sets.
1925–30
随便看
craigie
craiova
crake
crakow
cram
crambo
cram course
cramer's rule
cram-full
crammed
crammer
cramming
crammingly
cramoisy
cramp
cramped
crampedness
crampfish
crampingly
cramp iron
crampon
cran
cranach
cranberry
cranberry bog
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/11/12 5:36:48