Linear Scheduling Method (LSM) is a graphical scheduling method focusing on continuous resource utilization in repetitive activities. It is believed (see Harris and McCaffer 2006:79*) that it originally adopted the idea of Line-Of-Balance method.
On a flowchart, a line that (a) has an indicated direction, (b) represents a connection between other symbols, and (c) indicates the sequence of operations or the transfer of control.