Who is Scott?

The name figures in a formula to determine line capacity in the Indian Railways. There's no clarity about how it got attached to the formula

Every area or discipline has its own jargon and the Indian Railways (IR) is no different. One of the most opaque of terms is “line capacity”. On the face of it, this shouldn’t be.  The simplest definition of capacity is something like the following: “The maximum number of trains that can be moved in either direction over a specified section of track over a period of 24 hours.” This is easy to understand, but understanding can be deceptive. There are interrelated elements, like the number of trains, average speed, stability and heterogeneity. As the number of trains increases, capacity decreases