Category: Root

Upper case non-bold letter — matrix or scalar or vector?

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Is a vector usually a column vector? what is the ith column in a Matrix A? $a_i$ what does it mean? $a_j^T$ what does it mean? How is the $j^th$ element represented?

If you can, answer the question below: Write your answer in the comment box. Is a vector usually a column vector? what is the ith column in a Matrix A? $a_i$ what does it mean? $a_j^T$ what does it mean? How is the $j^th$ element represented?

What do you mean by the concept of vector space?

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What are bases?

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What do you mean by Linear Vector Spaces?

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If S is a linear vector space, what are the properties of S?

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What is the outcome of matrix multiplications? is the multiplication outcome a number?

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What are tall matrices? What are short matrices?

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What is a square matrix?

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What is a diagonal matrix?

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