Math list
Single variable calcus
http://ocw.mit.edu/courses/mathematics/18-01sc-single-variable-calculus-fall-2010/
https://www.youtube.com/playlist?list=PL590CCC2BC5AF3BC1
Multi variable calcus
http://ocw.mit.edu/courses/mathematics/18-02sc-multivariable-calculus-fall-2010/
https://www.youtube.com/playlist?list=PL4C4C8A7D06566F38
Linear algebra
https://www.youtube.com/playlist?list=PLE7DDD91010BC51F8
http://ocw.mit.edu/courses/mathematics/18-06sc-linear-algebra-fall-2011/
Differential equations
http://ocw.mit.edu/courses/mathematics/18-03sc-differential-equations-fall-2011/
18.100 Real Analysis
http://cmes.uccs.edu/Fall2007/Math533/archive.php
18.125 Measure and Integration
http://web.maths.unsw.edu.au/~potapov/5825_2013/
Optimization
https://www.youtube.com/playlist?list=PL3940DD956CDF0622
http://stanford.edu/class/ee364a/ (Winter)
http://stanford.edu/class/ee364b/ (Spring)
Engineering
18.085 Computational Science and Engineering I Graduate
http://ocw.mit.edu/courses/mathematics/18-085-computational-science-and-engineering-i-fall-2008/
18.086 Mathematical Methods for Engineers II Graduate
http://ocw.mit.edu/courses/mathematics/18-086-mathematical-methods-for-engineers-ii-spring-2006/
Mathematical statistics
http://www.uccs.edu/math/student-resources/video-course-archive.html
https://m.reddit.com/r/statistics/comments/1n6o19/looking_for_a_good_mathematical_statistics/
Discrete math
http://cmes.uccs.edu/Fall2014/Math2150/archive.php
Algorithm : Mathematics for computer science
Numerical Methods
http://www.lifelong-learners.com/pde/com/
http://openedx.seas.gwu.edu/courses/GW/MAE6286/2014_fall/about
using computer programming
http://www.nr.com/ Numerical Recipes
Machine Learning
https://www.coursera.org/course/ml
https://www.youtube.com/playlist?list=PLD63A284B7615313A
Probabilistic systems
大学レベルの数学を日本語でということだと、院試の勉強という感じになるでしょうか。
http://gradschool.phpapps.jp/archives/192
気分転換に Introduction to Engineering
https://www.edx.org/course/circuits-electronics-1-basic-circuit-mitx-6-002-1x
https://www.edx.org/course/circuits-electronics-2-amplification-mitx-6-002-2x