This is a companion tool to the Square of 144 charting tools. The Calculator may be resized by the user to represent the current market ( i.e. 10000 points on the Dow Jones ).
It is used to look for clustering of price levels over time, and as such is best used as a backup indicator for medium to long term forecasting.
The above graphic shows the Square of 144 with the limit set to 19. The limit price on the square 2736 which is 19 * 144. The calculator is designed to be set by the user and to display the primary pressure points of 25%, 50% and 75%