- Wings in x-y plane so no camber.
- Currently only one wing supported.
units: m,N,s
plane
wing
-no. chordwise elements (n)
section
-leading edge start/end coordinates (x,y)
-chord start/end (dx)
-no. spanwise elements (m)
Mesh(n:list,sections:list[list])
symmetry is presumed in x-z plane