$.($Mercator Projection$)$ The Mercator projection is a conformal $($angle preserving$)$ projection that maps latitude

$$ and longitude $\backslash$lambda $,$ expressed in degrees, to rectangular coordinates $($x$,$ y$).$ It is widely used $$ for example, in nautical charts

and in the maps that you print from the web. The projection, with the center of map set to the prime meridian $(0$ degrees$)$

and radius of Earth set to $1,$ is defined by the equation python code