The spoken language – the Systems Modeling Language (SysML)

SysML is a general-purpose visual modeling language. SysML is itself based on another general-purpose visual modeling language, known as UML. UML is a language that has its roots firmly in the software engineering world and was created for very pragmatic reasons. Prior to 1997, when the first version of UML was released, there was a whole plethora of modeling notations and methodologies that were being used for software engineering. In fact, there were over 150 different recognized approaches available.

Bearing in mind that one of the aims of a modeling notation is to provide a basic mechanism for communication, there were simply way too many available, which made the choice of notation both bewildering and difficult. In the mid-1990s, therefore, the software industry collectively decided that there were too many languages and that there should be a single, standardized, common language that everybody could use...