PostIT

# [Python/Data Analysis] Numpy 및 Matplotlib 사용하기 - Day 3import numpy as np arr = np.arange(0,11) arr2 = np.arange(0,11) arr array([ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10])arr[8] 8# Slice arr[1:5] array([1, 2, 3, 4]) arr[0:5] array([0, 1, 2, 3, 4]) arr[0:5] = 100 arr array([100, 100, 100, 100, 100, 5, 6, 7, 8, 9, 10])arr2[3:7] = 100 arr2 array([ 0, 1, 2, 100, 100, 100, 100, 7, 8, 9, 10])arr = np.arang..

# [Python/Data Analysis] Numpy 및 Matplotlib 사용하기 - Day 2 import numpy as np from __future__ import division 5/2 2.5 arr1 = np.array([[1,2,3,4], [8,9,10,11]]) arr1 array([[ 1, 2, 3, 4], [ 8, 9, 10, 11]]) arr1 * arr1 array([[ 1, 4, 9, 16], [ 64, 81, 100, 121]]) arr1 - arr1 array([[0, 0, 0, 0], [0, 0, 0, 0]]) 1 / arr1 array([[ 1. , 0.5 , 0.33333333, 0.25 ], [ 0.125 , 0.11111111, 0.1 , 0.09090909]])..

# [Python/Data Analysis] Numpy 및 Matplotlib 사용하기 - Day 1 # [Python/Data Analysis] Numpy 및 Matplotlib 사용하기 - Day 1 import numpy as np list1 = [1,2,3,4] array1 = np.array(list1) array1 array([1, 2, 3, 4]) list2 = [11,22,33,44] lists = [list1,list2] array2 = np.array(lists) array2 array([[ 1, 2, 3, 4], [11, 22, 33, 44]]) array2.shape (2, 4) array2.shape (2, 4) array2.dtype dtype('int64') np.zeros(5..