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>> A=rand(3,4): K# z' c2 D5 I G; I
, Z$ b$ C9 |: n1 B! H
A =/ }# U* V# @0 ^7 R3 i! n
' h8 e7 q9 f+ B4 E4 O 0.1818 0.1361 0.5499 0.6221: N2 m; j( w) q
0.2638 0.8693 0.1450 0.3510
, j, z6 s: R* ~7 `/ K 0.1455 0.5797 0.8530 0.5132
( F/ s( x- i- k4 B' [3 p9 V7 ]" f0 r8 K0 [$ S8 _, b& P
>> A(2,: )=[] %删除第2行7 v# a; _8 o5 K7 W7 p- G9 w
& l3 V5 I! p( h2 l2 H% c: F, r4 c
A =
& Z! I0 H5 v0 L# ^2 ]
9 {$ P6 c1 p( s' K" T6 P 0.1818 0.1361 0.5499 0.6221! _4 ?6 ~) T0 x& B& T. D0 {
0.1455 0.5797 0.8530 0.5132 |
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