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8h
reviewed Approve Can a real continuous bounded function on $ \Bbb{R}^{2} $ be expressed as a finite sum of products of real continuous functions on $ \Bbb{R} $?
Apr
22
reviewed Approve Write grammar for given language
Apr
21
reviewed Approve Is a closed set minus its limit points open?
Apr
21
reviewed Approve Measure of the set $\{(x+f(x), x-f(x)):x\in \mathbb R\}$ in $\mathbb R^2$ is 0
Apr
21
reviewed Approve A Fourier Transform Which Is Cartesian Separable
Apr
18
reviewed Approve coordinate geometry : intersection of a curve with a line
Apr
16
reviewed Approve Positive solutions of $893x - 2432y = 19$
Apr
12
reviewed Approve Delta function in spherical coordinates. Does my professor have a mistake?
Apr
11
reviewed Approve Stationary probabilities: periodic case: motivation
Apr
11
reviewed Approve Is there an algebraic solution to $e^{-x/a}+e^{-x/b}=1$ ($a\neq b$, $a,b$ constants)?
Apr
11
reviewed Approve Solve $\frac{(x-1)^{204}(x+3)^5(x-4)^{2015}}{(x+5)^{102}}\ge 0$
Apr
11
reviewed Approve Calculating Chi-square probability with $X^2$ and degrees of freedom
Apr
5
reviewed Approve Having difficulty understanding topological groups.
Apr
5
reviewed Reject Summation of 1/n^2 using Fourier series on different intervals
Apr
5
reviewed Approve Help me understand this different dimention matrix operation
Apr
1
reviewed Approve Expectation through survival function
Apr
1
reviewed Approve Graphing With Conics.
Apr
1
reviewed Approve “Sigmoid” function with tunable initial slope, upper asymptote and transition period
Apr
1
reviewed Approve Advice on finding counterexamples
Apr
1
reviewed Approve Constructing a one-to-one correspondence between closed interval and half open interval