Smalian's formula

Smalian's formula

[′smȯl·yəns ‚fȯr·myə·lə]
(forestry)
A cubic volume formula used in log scaling, expressed as cubic volume = [(B + b)/2] L, where B = the cross-sectional area at the large end of the log, b = the cross-sectional area at the small end of the log, and L = log length.
References in periodicals archive ?
The accuracy of all methods, as indicated by Chi-square accuracy tests, ranged from Newton, Center of Gravity, Centroid, Huber, Bruce to Smalian's formula which performed the poorest.