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 Apr4 accepted Solving $z=w/2-\sin(tw)/(2t)$ for $w$ Apr2 accepted Question on branches and $\iff$. Feb21 accepted Examples of orthogonal/orthonormal functions which are not finite degree polynomials? Feb19 accepted What is known about the complex solutions to $\zeta(s)=-1$? Dec20 accepted Could “$\infty$” be understood by taking the reciprocals of the Hyperreal numbers? Nov10 accepted Is the derivative of $\{x\}$ on $(0,1)$ always equal to $1$? Oct24 accepted Nature of the range of $e^x$ Oct20 accepted Specific form of differential equation Oct16 accepted Quotient of two rational sequences and the nature of its limit Oct9 accepted Are these functions identical? Sep27 accepted Can I use the residue calculus here? Sep27 accepted A question on the Wronskian Sep22 accepted Bounds on the real and imaginary parts of the digamma function $\psi$ Sep17 accepted When can I expect the derivative of an inequality to always hold true? Sep15 accepted Inverse Laplace Transform of $(s+1)/z^s$ Sep11 accepted Useful device in complex analysis (Perron's formula) Sep8 accepted Is anything known about $2\pi$ integer multiple arguments of the cosine integral? Aug26 accepted Proof that $\zeta'(-2n)=(-1)^n\frac{(2n)!}{2(2\pi)^{2n}}\zeta(2n+1)$. Aug18 accepted Irrational number “test”? Aug12 accepted Evaluation of $\int_0^\infty \frac{(x^2+y^2)^{-s/2}}{e^{2\pi y}-1}\cos(s \arctan(y/x))dy$