Primer on the math of Machine...

Summarizing, probability distribution function for Discrete Random Variables is called Probability Mass Function (PMF) and that for Continuous Random Variables is called Probability density function.

3. Derivates and Matrix Calculus

I highly recommend these PDFs to brush up Matrix calculus fundamentals.

Source – https://atmos.washington.edu/~dennis/MatrixCalculus.pdf


Source – https://arxiv.org/pdf/1802.01528.pdf




References:

https://en.wikipedia.org/wiki/Dot_product
Khan Academy – https://www.youtube.com/watch?v=dOr0NKyD31Q

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