Mario De León Urbina

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699 reputation
310
bio website
location Costa Rica
age 25
visits member for 2 years, 8 months
seen Apr 17 at 16:02

I'm bachelor of Math Teaching and Economics student in the UCR. I love maths. $\sqrt { God} = love $


Mar
8
accepted What's the solution of the functional equation?
Feb
5
asked What's the solution of the functional equation?
Dec
26
comment how to calculate area of the image attached
If you assume that segments are parallel, then, you can divide in trapezoids and take the length of the heights, to calculate the respective areas. Finally, substract them.
Dec
20
accepted What's the derivative of $f(x)^{g(x)}$?
Dec
6
comment Show $f$ is bounded on $[a,\infty)$ if continuous there and $\lim\limits_{x\to\infty}f(x)$ exists
Let be $\varepsilon = 1$.
Dec
5
asked What's the derivative of $f(x)^{g(x)}$?
Nov
28
answered Showing that $ e^{2x^2} + 2e^{x^2} + 2 = (e^{x^2} + 1)^2 + 1$
Aug
18
awarded  Yearling
Jul
22
awarded  Good Question
Jun
25
awarded  Teacher
Jun
25
asked Point on a line with the least distance from another point in $\mathbb{R}^3$
Jun
6
accepted Integer points in a curve?
Jun
3
revised Integer points in a curve?
added 512 characters in body
Jun
3
awarded  Editor
Jun
3
revised Integer points in a curve?
added 147 characters in body
Jun
3
comment Integer points in a curve?
Please, edit my question because I'm terrible with my english...
Jun
3
asked Integer points in a curve?
May
30
accepted Subgroups of $\mathbb{Z}$?
May
28
comment Subgroups of $\mathbb{Z}$?
Yes, I know. But I need explicitly gcd
May
28
accepted Looking for a function $f$ that is $n$-differentiable, but $f^{(n)}$ is not continuous