Forgot password?
 Create new account
View 219|Reply 3

$\cdots$和$\dots$

[Copy link]

81

Threads

170

Posts

1660

Credits

Credits
1660

Show all posts

APPSYZY Posted at 2022-4-26 16:24:06 |Read mode
$X_1\times\dots\times X_n$和$X_1\times\cdots\times X_n$为什么看上去是一样的?前者的省略号为什么没有显示成沉底的$\dots$呢?

701

Threads

110K

Posts

910K

Credits

Credits
94172
QQ

Show all posts

kuing Posted at 2022-4-26 16:30:04

81

Threads

170

Posts

1660

Credits

Credits
1660

Show all posts

 Author| APPSYZY Posted at 2022-4-26 16:36:29
Last edited by APPSYZY at 2022-4-26 16:44:00回复 2# kuing
原来是 amsmath 对 \dots 重新定义了复杂的自适应规则呀……多谢 kuing!
回到这个问题,使用 \ldots 就可以强制省略号基线对齐了:$X_1\times\ldots\times X_n$

701

Threads

110K

Posts

910K

Credits

Credits
94172
QQ

Show all posts

kuing Posted at 2022-4-26 17:46:59
这么巧就刚刚在知乎出现关联问题:
数学排版中,省略号 ⋯ 和 … 该如何选择?
zhihu.com/question/530110763

手机版Mobile version|Leisure Math Forum

2025-4-20 22:02 GMT+8

Powered by Discuz!

× Quick Reply To Top Return to the list