the optimum straight line equation
Huang Peiyun’ Double Logarithmic Equation
Natural logarithmic equation
semi-logarithmic line graph
approximate straight line
Approximate straight-line
approximate straight-line locus
auxiliary straight-line
depreciation by straight-line method
depreciation-straight line method
Double straight-line guiding mechanism
Enveloping Worm with Straight Line Generatrix
equal error straight line approach
equation of straight line
equation of the straight line