https://en.wikipedia.org/wiki/Statistical_mechanics

http://www.spms.ntu.edu.sg/PAP/courseware/statmech.pdf

http://theoreticalminimum.com/courses/statistical-mechanics/2013/spring

https://www.youtube.com/watch?v=D1RzvXDXyqA

http://ocw.mit.edu/courses/physics/8-333-statistical-mechanics-i-statistical-mechanics-of-particles-fall-2013/

http://pages.physics.cornell.edu/~sethna/StatMech/EntropyOrderParametersComplexity.pdf

http://www.nyu.edu/classes/tuckerman/stat.mech/

Vector Calculus

https://sites.google.com/site/sharepdfchm/download-ebooks-totally-free/mathematics/Advanced-Mathematics/vector-calculus-fifth-edition

Download free technical books

https://sites.google.com/site/sharepdfchm/download-ebooks-totally-free/Technique/Telecommunication--Networking/understandinggpsprinciplesandapplications

Stochastic Processes

http://research.microsoft.com/pubs/192769/tricks-2012.pdf

https://en.wikipedia.org/wiki/Stochastic_gradient_descent

http://leon.bottou.org/publications/pdf/compstat-2010.pdf

http://leon.bottou.org/research/stochastic

http://www.research.rutgers.edu/~lihong/pub/Zinkevich11Parallelized.pdf

http://papers.nips.cc/paper/4937-accelerating-stochastic-gradient-descent-using-predictive-variance-reduction.pdf

https://class.coursera.org/ml-003/lecture