Dear Sir,
It is regarding the formula you pasted.
choose a share for intraday and apply this formula
H+L+C=A (where H= Previous day high, L=Previous day low, C=Previous day close, A= sum. of H L &C)
A*0.67=Z (0.67 is a constant fraction and Z=Result)
Z- H = S (S = Support for that day)...