This was first shown in computer simulations in 1986 by Adam Burrows of the University of Arizona and James M.Lattimer of the State University of New York at Stony Brook.

• 这首先由美国亚利桑那大学的柏罗斯（AdamBurrows）以及纽约州立大学石溪分校的拉提默（JamesLattimer）在1986年用电脑模拟出来。