Avoid creating degenerate intervals (e.g., [3,3] with random seed 765).
In order to have a Maclaurin series, a function must be defined at x=0.
Errors in producing TeX output (changed % to $PERCENT)
Fixed bug: Can't generate enough points (random seed 2138)
Fixed bug: Can't generate enough points (random seed 1157)
Miscategorized
Merge pull request #78 from paulvojta/master

Bug fixes for several Rogawski problems