数字基带传输系统的仿真

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2.1 命令的执行与显示 ..................................................................................................................... 6 2.2 矩阵、矢量与标量 ..................................................................................................................... 7 2.2.1 矩阵...................................................................................................................................... 7 2.2.2 矢量...................................................................................................................................... 7 2.2.3 标量...................................................................................................................................... 7 2.2.4 数据类型.............................................................................................................................. 8 2.2.5 冒号“:”............................................................................................................................. 8 2.2.6 空矢量.................................................................................................................................. 8 2.2.7 矢量的引用 .......................................................................................................................... 8 2.3 基本运算 ..................................................................................................................................... 9 2.3.1 矢量与标量的加减乘除 ...................................................................................................... 9 2.3.2 矢量与矢量之间的加减 ...................................................................................................... 9 2.3.3 矢量与矢量之间的点乘“.*”与点除“./” ..................................................................... 9 2.3.4 幂“^”与点幂“.^” ......................................................................................................... 9 2.3.5 in f 与 eps ............................................................................................................................ 9 2.4 函数 ........................................................................................................................................... 10 2.4.1 三角函数............................................................................................................................ 10 2.4.2 指数类函数 ................................................................................................. 10 2.4.3 复数类函数 ........................................................................................................................ 10 2.4.4 取整函数............................................................................................................................ 11 2.4.5 矩阵产生函数 .................................................................................................................... 11 2.4.6 数据分析函数 .................................................................................................................... 12 2.5 MATLABM 编程...................................................................................................................... 13 2.5.1 M 文件 ................................................................................................................................ 13 2.5.2 自定义函数 ........................................................................................................................ 13 2.6 循环与分支 ............................................................................................................................... 14 2.6.1 FOR 循环 ............................................................................................................................ 14 2.6.2 IF 语句 ................................................................................................................................ 16 2.6.3 WHILE 语句 ....................................................................................................................... 16 2.7 二维曲线的绘制 ....................................................................................................................... 17 2 .7. 1 函数 p lot ....................................................................................................................... 17 2 .7. 2 命令 h old 与 c lf ........................................................................................................... 17 2 .7. 3 命令 g rid 与命令 axis ................................................................................................ 18 2 .7. 4 函数 s em ilog y() ......................................................................................................... 18 2.7.5 标签.................................................................................................................................... 18