I am in the ship, I have signed in the statistics 101 class [1] at udacity. Its very basic, but it's a good starting point. Coursera have also several math related courses [2] (calculus, autmata, logic, ...).
I have also signed in a class in nearest community college in my area.
[1] http://www.udacity.com/overview/Course/st101/CourseRev/1
[2] https://www.coursera.org/category/math
Happy logarithmic!