brink | Small taper dataset from Brink and von Gadow (1986). |
decay | Decay function delta |
hlevel | Height level for given diameter or area. |
Id | Integral of decay function. |
Idd | Double integral of decay function. |
taper | Tree taper (or profile) equation. |
tbase | Unscaled base taper curve of cross-sectional area vs height level. |
volume | Volume between two height levels. |