Mathematics
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usukidoll
  • Member for 10 years, 1 month
  • Last seen more than 2 years ago
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All Questions Answers
Score Newest
answer
8
How do I solve $y''+4y=0$?
Jan 30, 2014
question
8
Which rational primes less than 50 are also Gaussian primes?
Nov 23, 2014
question
8
$R$ is transitive if and only if $ R \circ R \subseteq R$
Mar 13, 2014
question
6
Determining which pairs of quantified statements are equivalent
Jan 30, 2014
question
5
Let $a,b \in R$ where $ a < b$. Prove that there exist a rational number $c$ and an irrational number $d$ such that $ a <c<b$ and $ a<d<b$.
Apr 24, 2014
question
5
Proving isomorphisms from posets.
Mar 15, 2014
question
5
Arithmetic Functions: Evaluate $ \sigma(210)$ and $d(63)$
Oct 21, 2014
question
5
Prove that the inequality $(1+ \frac{1}{n})^n < n$ holds for all $n \geq 3$
Feb 9, 2014
question
5
Prove or disprove $(A + B) \cap C = (A \cap C) +(B \cap C)$
Mar 3, 2014
answer
4
Integrals Clarification Needed
Apr 7, 2014
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5
How to write "I'm going to sleep tomorrow"?

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