Drawing the double circle on a grid of minimum size

Sergey Bereg, Ruy Fabila-Monroy, David Flores-Peñaloza +2

In 1926, Jarník introduced the problem of drawing a convex $n$-gon with vertices having integer coordinates. He constructed such a drawing in the grid $[1,c\cdot n^{3/2}{]}^2$ for so…