Mathematical Foundations of Computer Networking
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Book (pdf) : https://www.cl.cam.ac.uk/teaching/1213/PrincComm/mfcn.pdf
Covers : 1) Probability, 2) Statistics, 3) Linear Algebra, 4) Optimization, 5) Signals, Systems and Transforms, 6) Stochastic Processes and Queueing Theory, 7) Game Theory, 8) Elements of Control Theory, 9) Information Theory.