# Shu Xiao Li

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2724
bio website N/A location Toronto, Canada age 22 member for 1 year, 2 months seen Mar 31 at 0:33 profile views 316

Nothing special.

 11 How do I approach the following integral? 7 How to solve $4^x - 2^{x + 1} = 3$ for x? 7 How to simplify a square root 6 How does one calculate the integral of the sum of two absolute values? 5 Does the series $\sum_{n=1}^\infty$ ${\sqrt{n+1}-\sqrt{n}}\over n$ converge or diverge?

# 2,714 Reputation

 +10 Probability that n points on a circle are in one semicircle +10 Clarifications about extension fields, its basis +10 number of roots of polynomial of order n +10 How do I approach the following integral?

# 12 Questions

 10 Probability that n points on a circle are in one semicircle 7 Probability that a $3\times 3$ matrix with entries in $\{0,1,2,3\}$ is invertible. 5 $f$ analytic but not one-to-one in unit disk, then $\exists |z|=|w|,f(z)=f(w)$. 5 Is uncountably summation defined? 5 Sum of $(-1)$ to the number of prime factors bounded?

# 72 Tags

 43 homework × 21 21 algebra-precalculus × 8 43 abstract-algebra × 18 17 integration × 7 32 calculus × 17 16 sequences-and-series × 4 32 group-theory × 16 15 real-analysis × 11 21 complex-analysis × 9 11 functions × 8

# 5 Accounts

 Mathematics 2,714 rep 2724 Stack Overflow 101 rep Super User 101 rep Seasoned Advice 101 rep Electrical Engineering 101 rep