. "Discontinued" . . . "Schoonschip was one of the first computer algebra systems, developed in 1963 by Martinus J. G. Veltman, for use in particle physics.\"Schoonschip\" refers to the Dutch expression \"schoon schip maken\": to make a clean sweep, to clean/clear things up. The name was chosen \"among others to annoy everybody not Dutch\"."@en . . . . "Schoonschip"@en . . . .