Too bad they don't reference the actual inventor of vorticity confinement, Dr. John Steinhoff of the University of Tennessee Space Institute: https://en.wikipe

Too bad they don't reference the actual inventor of vorticity confinement, Dr. John Steinhoff of the University of Tennessee Space Institute: https://en.wikipedia.org/wiki/John_Steinhoff https://en.wikipedia.org/wiki/John_Steinhoff https://en.wikipedia.org/wiki/Vorticity_confinement https://en.wikipedia.org/wiki/Vorticity_confinement And some papers: https://www.researchgate.net/publication/239547604_Modification_of_the_Euler_equations_for_vorticity_confinement''_Application_to_the_computation_of_interacting_vortex_rings https://www.researchgate.net/publication/239547604_Modificat... https://www.researchgate.net/publication/265066926_Computation_of_High_Reynolds_Number_Flows_Using_Vorticity_Confinement_I_Formulation https://www.researchgate.net/publication/265066926_Computati...