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Nov
20
answered Finding the roots of $x^2+(3+5i)x+(7+11i)=0$
Nov
10
asked Is the derivative of $\{x\}$ on $(0,1)$ always equal to $1$?
Nov
9
answered Finding a limit using L'Hospital's rule
Oct
24
asked Nature of the range of $e^x$
Oct
20
asked Specific form of differential equation
Oct
15
asked Quotient of two rational sequences and the nature of its limit
Oct
15
answered Let$\ x$ be a real number between$\ 0$ and$\ 1$. Is it possible to write$\ e^{x}$ as a function of$\ \Gamma \left(x+1\right)$?
Oct
8
asked Is it possible to abstract a Riemann integral into a “higher” integral with measure?
Oct
8
answered How to calculate $\sum\limits_{k=0}^{n}{k\dbinom{n}{k}}$
Sep
27
asked A question on the Wronskian
Sep
26
answered Why does being holomorphic imply so much about a function?
Sep
26
asked Can I use the residue calculus here?
Sep
25
answered There is at most one way to represent a number as $a+b\sqrt 2$ with rational $a,b$
Sep
21
asked Bounds on the real and imaginary parts of the digamma function $\psi $
Sep
19
answered Find the first derivative $y=\sqrt\frac{1+\cosθ}{1-\cosθ}$
Sep
18
answered Two methods to integrate?
Sep
17
asked When can I expect the derivative of an inequality to always hold true?
Sep
15
answered How to simplify abs(x)/x
Sep
15
answered Finding the definite integral of a function that contains an absolute value
Sep
11
answered $(1, 1) \cdot (6, 0) = 6?$ Intuition?