STRONG_EXPONENTIAL
A strong exponential transform is applied to the axis physical position.
Formula (where x is the physical axis position in linear [-100, 100] range):
for x in [-100, 0[ : -(x^2 / 100) * e^((x + 100) / x)
for x = 0 : 0
for x in ]0, 100] : (x^2 / 100) * e^((x - 100) / x)