A numeric value that controls the length of the sigmoid.
n
A numeric value that controls the number of points between
starting and ending points.
References
Recreate - Sankey flow chart. (n.d.). Emil Hvitfeldt.
Retrieved April 13, 2023, from
https://www.emilhvitfeldt.com/post/2018-03-20-recreate-sankey-flow-chart/