Apparently, this user prefers to keep an air of mystery about them.
24 Does the square or the circle have the greater perimeter? A surprisingly hard problem for high schoolers mar 13
10 $\sin x + c_1 = \cos x + c_2$ may 29
9 Can the fundamental theorem of calculus be proved without an appeal to mean value or Rolle's theorem or its immediate consequences? dec 14 '11
9 SAT Maths Question About Fractions may 24