Edward Jiang

British Columbia, BC

https://www.facebook.com/edward.jiang.79230?fref=ts

If you want to contact me for whatever reason, email me at eddy3.14159@gmail.com.

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Why do some mathematical ideas seem counter-intuitive?

soft-question intuition asked Oct 10, 2014 at 4:19

math.stackexchange.com

15 votes

What does this split stem notation mean?

piano notation sheet-music asked Oct 1, 2014 at 0:13

music.stackexchange.com

10 votes

Binary operation commutative, associative, and distributive over multiplication

elementary-number-theory binary-operations asked Dec 7, 2014 at 5:04

math.stackexchange.com

7 votes

Strength of clarinet plastic reeds compared to wooden

clarinet reeds asked Dec 14, 2014 at 22:54

music.stackexchange.com

7 votes

Discriminant of monic cubic function and integer roots

number-theory elementary-number-theory asked Sep 28, 2014 at 4:15

math.stackexchange.com

5 votes

Variation of Chopin's Mazurka Op. 68 no. 4 in F minor

sheet-music asked Nov 15, 2014 at 21:57

music.stackexchange.com

Top Answers

Isolating $y$ in $\sin(xy)=\cos(xy)$

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How to fully factor a polynomial of 4th degree?

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Number of cards to deal to guarantee three from the same suit

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How to find $\lim\limits_{x\to 2}f(x)$ if $\lim\limits_{x\to 2}\frac{f(x)-5}{x-2}=100$?

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For every positive integer $n, n^2 + 4n + 3$ is not a prime

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limit of $6x\sin(\frac{4}{x})$ as $x$ approaches infinity

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L'Hopital's rule for $\frac{e^{x}}{1-e^{x}}$ for$ x\to 0, \infty$

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Is it possible to find the complex roots of $x^3 + 2 x^2 - 3 = 0$

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Bijective function $f: \mathbb{Z} \to \mathbb{N}$

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If $a, b, c ∈ \Bbb{N}$, then at least one of $a-b$, $a+c$, and $b-c$ is even

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Permutation/Combination question on dice

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How to simplify expression with exponents?

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Prove by induction that $21 | 4^{n+1} + 5^{2n-1}$

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