Tan(i) and the function Pi

Notice the Purple Line represents the movement of the Tangent Function... When you make the Top Tan function = 1 notice the other two tangent values. The Number One can be obtained from adjusting to different settings.... ie slider values 1) I took the Tan of the expanding area I 2) e^ tan 3) some difference - might be division 4) distance between lines of the functions themselves for the Subtraction