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Mathematics
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durianice
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8
Is it possible that an infinite group has exactly one infinite nontrivial proper subgroup that has a certain order?
Oct 1, 2022
8
Why doesn't MVT hold when I take the limit as $x\to 0$?
Apr 18, 2023
5
Can asymptotes be any straight line?
Jul 10, 2020
5
If $x^4-8x^3+24x^2-32x-14=0$ has two real roots $x_1, x_2$ and two non-real roots $x_3, x_4$, find the value of $x_1x_2+x_3x_4$
Apr 24, 2023
5
Kernel of a row vector
Apr 25, 2023
4
Could someone help me on the inverse function of $t_{x,y}=m(m+1)+(y-x)(-1)^{\operatorname{mod}(m,2)}$?
Apr 16, 2023
4
Prove that the vector space of real convergent power series does not have a countable basis
Jan 16, 2023
4
Count of $3 \times 3$ matrices with sum $> 21$
May 16, 2023
3
Applying squeeze/sandwich theorem to find $\lim_\limits{n\to\infty} \frac{1}{n^2} \sum_\limits{k=n}^{5n} k$
Sep 17, 2020
3
A set with volume zero can be covered by finitely many open boxes
Sep 12, 2021
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12
What is the proper etiquette when declining a professor's Capstone project offer after I myself applied for it?
5
How do I respond when my partner shares a topic I can't relate to?