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www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Python Numpy
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Agenda
➢ What is Numpy?
➢ Numpy v/s List
➢ Numpy Operations
➢ Numpy Special Functions
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
What is Numpy?
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
What is Numpy?
❑ Numpy is the core library for scientific computing in Python.
❑ It provides a high-performance multidimensional array object, and tools for working with these arrays.
11 12 13
8 9 10
5 6 7
1 2 3A[0,0], A[0,1], A[0,2]
A[1,0], A[1,1], A[1,2]
A[2,0], A[2,1], A[2,2]
A[3,0], A[3,1], A[3,2]
What is Multi-
dimensional
array?
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Numpy v/s List
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Numpy v/s List
Why should I use
Numpy when I
have List?
Less Memory Fast Convenient
Advantages of
Numpy over List
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Numpy Operations
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Numpy Operations
Find the dimension of the
array
Find the byte size of each
element
Find the data type of the
elements
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Numpy Operations
Find the size of an array
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1 2 3
Find the shape of an array
4
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Numpy Operations
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Reshape
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Slicing 9 11
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Numpy Operations
MaxMin Sum
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Numpy Operations
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axis 1
axis 0
Sum of axis 0: [ 30, 33]
Sum of axis 1: [ 17, 21, 25]
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Numpy Operations
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Finding the square root Finding the Standard Deviation
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www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Numpy Operations
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www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Numpy Special Functions
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
Numpy Special Functions
Cosine Function Sine Function
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Numpy Special Functions
Exponential Function Logarithmic Function
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Session In A Minute
What is Numpy? Numpy v/s List
Numpy Operations Numpy Special Functions
www.edureka.co/pythonEDUREKA PYTHON CERTIFICATION TRAINING
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