Fred Tappert

Frederick Drach Tappert
Born	(1940-04-21)April 21, 1940 Philadelphia, Pennsylvania, U.S.
Died	January 9, 2002(2002-01-09) (aged 61) Coral Gables, Florida, U.S.
Alma mater	Penn State Princeton
Scientific career
Fields	Physics
Institutions	Rosenstiel School of Marine, Atmospheric, and Earth Science at the University of Miami
Doctoral advisor	Edward A. Frieman

Frederick Drach Tappert (April 21, 1940 – January 9, 2002) was an American physicist whose primary contributions were in underwater acoustics. He is noted for the development of the parabolic equation model and split-step Fourier algorithm for electromagnetic and ocean acoustic propagation.