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Diffstat (limited to 'numpy/matlib.py')
| -rw-r--r-- | numpy/matlib.py | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/numpy/matlib.py b/numpy/matlib.py index bd6b63289..e929fd9b1 100644 --- a/numpy/matlib.py +++ b/numpy/matlib.py @@ -300,9 +300,10 @@ def randn(*args): Notes ----- - For random samples from :math:`N(\\mu, \\sigma^2)`, use: + For random samples from the normal distribution with mean ``mu`` and + standard deviation ``sigma``, use:: - ``sigma * np.matlib.randn(...) + mu`` + sigma * np.matlib.randn(...) + mu Examples -------- @@ -314,7 +315,8 @@ def randn(*args): matrix([[ 0.99734545, 0.2829785 , -1.50629471], [-0.57860025, 1.65143654, -2.42667924]]) - Two-by-four matrix of samples from :math:`N(3, 6.25)`: + Two-by-four matrix of samples from the normal distribution with + mean 3 and standard deviation 2.5: >>> 2.5 * np.matlib.randn((2, 4)) + 3 matrix([[1.92771843, 6.16484065, 0.83314899, 1.30278462], |