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How to access elements in a Matrix?

There are many different ways to access the elements in the Matrix. In this video we will learn how to access matrix elements by: Using row and column index positions Using logical vector as row or column index position Using numeric vector as row or column index position We will also touch upon the matrix arithmetic operations such as addition, subtraction, division and multiplication. Most of the matrix arithmetic operation is performed element wise. However there are special matrix operations such as matrix multiplication that involves following matrix dimension rules. About Author ------------------------------------------------------------------------------------------------------------------------------------------------- My name is Siddharth Sahasrabudhe. I am a founder of Plotly Analytics. I help business professionals learn data science using R programming. All my learning resources are easy to follow, thorough and anyone can follow them regardless of one's professional and educational background. Find out more about plotly analytics here: https://plotlyanalytics.com/ Connect with me on LinkedIn:   / siddharth-sahasrabudhe-b60a9711   Connect with me on Twitter: https://x.com/PlotlyAnalytics For one-on -one or group trainings in R language, please contact me at: siddharth.sahasrabudhe@plotlyanalytics.com