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Jul
23
asked Fundamental Theorem of Calculus and the left endpoint of the interval.
Jun
30
asked A negative third derivative implies a positive first derivative at a point.
Jun
29
asked Calculating $\lim_{x\to\infty} (\sin\frac{1}{x}+\cos\frac{1}{x})^x$ without l'Hopital
Jun
29
asked Proving that $\ln ^3|x|=x$ has exactly 3 real solutions
Jun
17
answered For any closed set $A$ of $\mathbb R$ , does there exists a function $f:\mathbb R \to \mathbb R$ such that, $f$ is discontinuous exactly on $A$?
Jun
9
asked Using second derivative to find a bound for the first derivative
Jun
9
answered Evaluate $\lim \limits_{n\to \infty }\sin^2 (\pi \sqrt{(n!)^2-(n!)})$
Jun
7
asked Proving the inequality $2^{-1+\frac{1}{n}}\left(x+1\right)\leq\left(x^{n}+1\right)^{\frac{1}{n}}$ for $n\in\mathbb{N} $ and $x>0$
Jun
6
asked Proving the ranges of repeated iteration of a one-to-one function from $X$ to a subset are disjoint
Jun
5
asked Determinant of matrix with trigonometric functions
May
25
asked Limit of $\frac{f\left(x+g\left(x\right)\right)-f\left(g\left(x\right)\right)}{x}$ as $x\to 0$
May
25
asked Using the same limit for a second derivative
May
20
answered I'm trying to reverse engineer a formula to find answers without trial and error.
May
18
asked Finding the limit at $a$ of $\left(\frac{f\left(x\right)} {f\left(a\right)}\right)^{\frac{1}{g\left(x\right)}}$
May
17
asked Linear transformations with equal matrices on different bases
May
11
asked Proving the Takagi function is lipschitz for $c\cdot d<1$
May
10
asked Proving the limit of the power of two functions is the power of the limits?
May
5
asked Proving that a union of a countable and an uncountable set is equivalent to the uncountable set (proof check)
May
4
answered Analysis: Basic Sequence Proof
Apr
23
asked Fixed point of a differentiable function on a closed interval