System function

System function stands for:

• In engineering systems theory: The mathematical description of a dynamic system in frequency space; see transfer function .
• In computer technology: An operating system provided, u. a. Functionality that can be called by application programs, see system call .
• In computer science, sub-discipline function modeling is a sub-function within a modeled overall system
  • There also called process, sub-process or elementary process, see structured analysis or
  • Use case called in the Unified Modeling Language , see Use Case (UML) .

This is a disambiguation page for differentiating between several terms identified with the same word.