R 1.6 - Building and Subsetting Matrices

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R 1.5 - Vector Arithmetic
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Опубликовано 1 июля 2013, 18:22
Learn how to create a matrix with dimensions of your choosing, how recycle a vector when creating a matrix, and how to query specific characteristics of the vector using functions such as dim(), head(), and tail(). Details and potential pitfalls for subsetting a matrix using the bracket-notation are also covered.
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