# Marvin Gaye

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# 260 Questions

 17 Reflections on math education 10 Number theory fun problem 7 Formality and mathematics 7 Consider $f_n(x) = \sum_{k=0}^{n} {x^k}$. Does $f_n$ converge pointwise on $[0,1]$? 7 Must the (continuous) image of a null set be null?

# 3,019 Reputation

 +10 On probability and real analysis (Sequence of sets) +5 Formality and mathematics +5 Partial fractions decomposition and polynomials +10 Basic math question

 18 Proving $a^ab^b + a^bb^a \le 1$, given $a + b = 1$ 14 What's the formula to solve summation of logarithms? 9 Finding the derivative of $y^x = e^y$ 9 how do I prove that $1 > 0$ in an ordered field? 8 If $f(x) = \cos x$, explain, without taking the derivative, how you would find the $f^{(99)}(x)$?

# 103 Tags

 105 calculus × 140 26 logarithms × 5 32 sequences-and-series × 18 23 integration × 25 30 algebra-precalculus × 23 18 number-theory × 8 29 real-analysis × 109 18 contest-math 27 trigonometry × 16 15 inequality × 16

# 8 Accounts

 Mathematics 3,019 rep 2735 Academia 168 rep 5 Philosophy 113 rep 3 Writers 101 rep Skeptics 101 rep 1