Before revision: Where: The accuracy of the formula is claimed to be better than 1%DIF < for W/(H-T) > .05 and T< 0.025 %DIF > for W/(H-T) > .05 and T< 0.025.
After revision: Where: The accuracy of the formula is claimed to be at least 1%DIF < for W/(H-T) > .05 and T< 0.025 %DIF > for W/(H-T) > .05 and T< 0.025.