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万能的 v2ex,请教个数学符号问题
northisland
·
Jul 25, 2015
· 1934 views
This topic created in 3933 days ago, the information mentioned may be changed or developed.
有个讲时间递推的公式,含义不重要。
C t+1 := C t' U X
不明白中间为什么要用 :=
我把它理解成 =
这个含义是等于么?
V2EX
t+1
含义
2 replies
•
2015-07-25 12:46:59 +08:00
1
bigtan
Jul 25, 2015 via Android
1
冒号表示定义
2
omengye
Jul 25, 2015
1
楼上是对的,定义为
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