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University of Florence


Jul
11
answered is knot type invariant under diffeomorphism?
Jul
11
answered How to determine if two ellipse have at least one intersection point
Jul
11
answered If $A$ is compact and connected, then is $\Bbb R^2\setminus A$ connected?
Jul
10
revised How many pieces of information are needed to determine a triangle?
added 129 characters in body
Jul
10
answered How many pieces of information are needed to determine a triangle?
Jul
10
answered $f(x,y,z)$ must be equal at $(0,0,a)$ and $(0,0,-a)$ when $\nabla f(x,y,z)$ is always parallel to $(x,y,z)$
Jul
10
comment $f(x,y,z)$ must be equal at $(0,0,a)$ and $(0,0,-a)$ when $\nabla f(x,y,z)$ is always parallel to $(x,y,z)$
the gradient is in the title but not in the exercise
Jul
7
answered Product of Connected Spaces (2)
Jul
7
revised Product of Connected Spaces (2)
texified
Jul
7
awarded  Generalist
Jul
6
answered Continuity of a complex function $f$ at $a$ implies $\lim \limits_{z\to a}(z-a)f(z)=0$
Jul
5
answered Derivative of $f(0)=0$
Jul
2
awarded  Curious
Jun
27
awarded  calculus
Jun
26
answered Sums of solutions to $z^n-1 = 0$ that equal 0
Jun
26
answered limit as goes to infinity… I thought it is simple
Jun
26
answered Parametric form of curve $\vert z+i\vert = 1$
Jun
26
answered how to calculate integrate about Heaviside
Jun
25
answered Permutation, Combinatorics
Jun
25
answered Is there a flaw in this proof of the Bolzano-Weierstass theorem in $\mathbb{R}$?