Mathematics
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YuiTo Cheng
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Score Newest
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26
Can a nowhere continuous function have a connected graph?
Jun 26, 2019
question
25
Numbers of distinct values obtained by inserting $+ - \times \div ()$ in $\underbrace{2\quad2 \quad2 \quad2\quad...\quad 2}_{n \text{ times}}$
Feb 20, 2019
question
22
How well-studied is origami field theory?
Feb 18, 2019
question
16
Is there a group $G$ and subgroup $H$, such that there exists $g\in G$ with $gHg^{-1} \subset H$ and $|H:gHg^{-1}|$ is infinite?
Feb 21, 2019
question
16
Theorems in the form of "if and only if" such that the proof of one direction is extremely EASY to prove and the other one is extremely HARD [closed]
Jan 11, 2019
question
14
A more natural solution to finding the general terms of a recurrence relation in $2$ variables
Feb 19, 2019
question
13
A list of Rudin-style textbooks
Dec 20, 2018
question
12
Does $\triangle ABC$ exist such that $\triangle ABC \sim \triangle DEF$, with $D, E, F$ being the incentre, centroid, orthocentre of $\triangle ABC$?
Feb 15, 2019
question
11
Packing regular tetrahedra of edge length 1 with a vertex at the origin in a unit sphere
Jan 4, 2019
question
10
Let $S=\{p(x) \in \mathbb Z[X] :|p(x)| \leq 2^x, \forall x\in \mathbb N\}$. Prove $|S| < \infty$
Feb 22, 2019
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Tag management 2019
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Tag management 2019
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Tag management 2019
6
Will a LQ post review end if a person retracts his flag?
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Notifications to followers of a question about its status updates (closed / open)
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7
TIME(n) versus TIME(nlogn)
6
Is the statement "The deactivation sensor sends a signal to disarm the bomb" frame-independent in the train-tunnel paradox?

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