matlab中怎样设置精度?fei1 =[ 11/8-3/8*exp(1/5),130203070610171053/90071992547409920-23/20*exp(1/5),3/8*exp(1/5)-3/8*exp(3/10),23/20*exp(1/5)-23/20*exp(3/10)][ -15/4+15/4*exp(-1/50),-94841794966586911/9007199254740992+23/2*exp(-1/50),-15/4*exp(

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matlab中怎样设置精度?fei1 =[ 11/8-3/8*exp(1/5),130203070610171053/90071992547409920-23/20*exp(1/5),3/8*exp(1/5)-3/8*exp(3/10),23/20*exp(1/5)-23/20*exp(3/10)][ -15/4+15/4*exp(-1/50),-94841794966586911/9007199254740992+23/2*exp(-1/50),-15/4*exp(
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matlab中怎样设置精度?fei1 =[ 11/8-3/8*exp(1/5),130203070610171053/90071992547409920-23/20*exp(1/5),3/8*exp(1/5)-3/8*exp(3/10),23/20*exp(1/5)-23/20*exp(3/10)][ -15/4+15/4*exp(-1/50),-94841794966586911/9007199254740992+23/2*exp(-1/50),-15/4*exp(
matlab中怎样设置精度?
fei1 =
[ 11/8-3/8*exp(1/5),130203070610171053/90071992547409920-23/20*exp(1/5),3/8*exp(1/5)-3/8*exp(3/10),23/20*exp(1/5)-23/20*exp(3/10)]
[ -15/4+15/4*exp(-1/50),-94841794966586911/9007199254740992+23/2*exp(-1/50),-15/4*exp(-1/50)+15/4*exp(-3/100),-23/2*exp(-1/50)+23/2*exp(-3/100)]
[ 1,0,0,0]
[ 0,1,0,0]
如何求得fei1的保留小数点后四位的值?

matlab中怎样设置精度?fei1 =[ 11/8-3/8*exp(1/5),130203070610171053/90071992547409920-23/20*exp(1/5),3/8*exp(1/5)-3/8*exp(3/10),23/20*exp(1/5)-23/20*exp(3/10)][ -15/4+15/4*exp(-1/50),-94841794966586911/9007199254740992+23/2*exp(-1/50),-15/4*exp(
方法一:
直接在commond窗口中输入
format short
你这个默认是format rat
就是分数(有理数)表示形式.
方法二:
可以在file->preference->Fonts->commond Window 设置Numeric format
我的是matlab2010a其他版本略有不同