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1h
reviewed Close Partial differential equation 5
1h
reviewed Close Interior, closure and boundary of subset in $\mathbb{R}$ \ $\mathbb{Q}$.
1h
reviewed Close Volume Problem in Munkres' analysis on manifolds
12h
answered graphs with smallest eigenvalue at least -1
2d
reviewed Close Does the momentum of a particle depend on its position
2d
reviewed Close Exponential distributions
2d
reviewed Close How to find $x$ such that $f(x)$ takes a prescribed value
2d
reviewed Close Three people have been exposed to a certain illness. Once exposed, a person has a 50-50 chance of actually becoming ill.
2d
reviewed Close probability that a customer who purchases up to $5$ songs from $4$ music genres prefers jazz and buys at least $3$ songs
2d
reviewed Close How to determine that the 3 points given in homogeneous coordinates are collinear?
2d
reviewed Close locus of a variable straight line
2d
reviewed Close Relating to representation of real numbers.
2d
reviewed Close how to compare trace($B^4$) and trace[$(B-D)^4$] with $D$ the diagonals?
2d
reviewed Close How to find the Cartesian equation of a plane in this example (in details)?
2d
reviewed Close motivation for the direct limit
2d
reviewed Close limit of $f(x) = \lim \limits_{x \to 0} (\frac{\sin x}{x})^{1/x}$
2d
reviewed Close Proof of divisibility: $17 \mid 3 \cdot 5^{2015} + 2^{2017} \cdot 5^{670}$
2d
reviewed Close Calculate the discrete density of the variables of a Markov chain
2d
reviewed Close Suppose that if G is a group, H is a subgroup of G, and K is a subgroup of H.
2d
reviewed Close Some proof about $\mathbb Z[\sqrt{-5}]$