# All Questions

397 views

### find maximum area

Consider a problem here : There is a wall in your backyard. It is so long that you can’t see its endpoints. You want to build a fence of length L such that the area enclosed between the wall and the ...
25 views

### find a formula to find best approximation to a number using a collection of numbers

I am trying to find a formula to find best approximation to a number using a collection of numbers. for example i have a collection of numbers like:2,5,2,25,4,50 ...
27 views

58 views

### Equation of a polygon

I need a parametric equation for a filled polygon defined by 3 or more points. The closest I've got is by using 3 points in this equation - $polygon = p1 + u(p2-p1) + v(p3-p1)$. But by using points ...
39 views

### Add Chi-Squared Distribution to Normal Distribution

Let $z \sim N(\mu,\sigma)$. What is the distribution of $z^2+6z+1$?
just a short question: Let $f$ be a homeomorphism of the open annulus $A := \mathbb{R} / \mathbb{Z} \times (0,1)$ and let $F: \tilde{A} \rightarrow \tilde{A}$ be a lift of $f$ to its universal cover ...
Let $X$ be a complete one-dimensional curve over $\Bbb C$ (please add any hypotheses in case I forgot them). Then we have the Abel-Jacobi map $$\mathcal{AJ}: \text{Div}_0 \to \Bbb C^g/ \Lambda$$ ...