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2.基本性质(1)满足交换律:+T=+(2)满足结合律:(+)+=+(+)(3)0+α=+0=,0为零变换,(4)乘法对加法满足左、右分配律:(t+8)=ot +os(t +8)α = to +8o87.2线性变换的运算A§7.2 线性变换的运算 (3) 0 0 , + = + =    0为零变换. (4)乘法对加法满足左、右分配律:      ( + = + ) (     + = + ) 2.基本性质 (1)满足交换律:     + = + (2)满足结合律: (      + + = + + ) ( )
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