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randn(N)函数生成的是什么？
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发布于 2025-07-22 15:00:41
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randn 是可以生成标准正态分布的随机数的函数，当 N 为 1 个数值时，会生成一个由标准正态分布的随机数组成的 N × 1 向量。
参考示例 (Julia)：
using TyMath
N = 2
a = randn(N) # 生成一个由标准正态分布的随机数组成的 2 × 1 向量。
输出结果 a :
所属专栏：Syslab基础平台
产品信息：Syslab科学计算环境
randn 是可以生成标准正态分布的随机数的函数，当 N 为 1 个数值时，会生成一个由标准正态分布的随机数组成的 N × 1 向量。
参考示例 (Julia)：
using TyMath
N = 2
a = randn(N) # 生成一个由标准正态分布的随机数组成的 2 × 1 向量。
输出结果 a :
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