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What is a Matrix ?
In mathematics, a matrix (plural matrices) is a rectangular array of numbers, symbols, or expressions, arranged in rows and columns.
- The size of a matrix is defined by the number of rows and columns that it contains. A matrix with m rows and n columns is called an m × n matrix.
- while m and n are called its dimensions .
The dimensions of the following matrix are 3x3 because there are three rows and three columns.
N.B:
- i describes the number of the row
- j describes the number of the column
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Matrices simplified
Imagine yourself walking into a pizzeria to buy a delicious pizza.
A pizzeria sells many kinds of pizzas.
and serves for each kind three different sizes (small-medium-large)
To remember all these data , the owner arranged kinds , sizes and prices in a respectiv...
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Highschool Student who has passionate interest in different sciences and World history.
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Python data processing with pandas
Pandas is a Python language package, which is used for data processing. This is a very common basic programming library when we use Python language for machine learning programming. This article is an introductory tutorial to it. Pandas provide fast, flexible and expressive data structures with t...
Linear Algebra
Linear Algebra in machine learning is a systematic representation of data that computers can understand.
- It is the part of mathematics that uses vector space and matrices to represent linear equations.
What Is A Human Genome?
A genome is an organism's complete set of DNA, the chemical compound that contains the instructions needed to develop and direct the activities of...
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