pyoculus.maps.tokamap.tokamap_f_pure

pyoculus.maps.tokamap.tokamap_f_pure(y, K, w)

Tokamap as described in: Balescu, Radu, Mǎdǎlina Vlad, and F. Spineanu. “Tokamap: A Hamiltonian twist map for magnetic field lines in a toroidal geometry.” Physical Review E 58.1 (1998): 951.

with W(psi) the winding function monotonically increasing from w up.