In systems engineering, the tricotyledon theory of system design (T3SD) is a mathematical theory of system design developed by A. Wayne Wymore. T3SD consists...

constraints, value-stream mapping) System information modelling Tricotyledon theory of system design Schlager, J. (July 1956). "Systems engineering: key to modern...

Model-based systems engineering : an introduction to the mathematical theory of discrete systems and to the tricotyledon theory of system design. Boca Raton:...