To make industrial control applications, many control flow diagrams are drawn using the domain graphic symbols. There are some well-known standards of control flow diagram, for example, IEC61131-3 ...

Basics of Ladder Logic provides an overview of the basic principles, structure, and symbols of ladder logic programming. This class introduces the components of ladder logic programming language used ...

In this paper, we make an attempt to use inductive logic programming (ILP) to automatically learn non trivial descriptions of symbols, based on a formal description. This work is a first step in this ...