dnBranchRateTree
| branchRatePrior : | Distribution__RealPos (pass by value) |
| The prior distribution for the branch rates. | |
| timeTree : | TimeTree (pass by const reference) |
| The time tree | |
| rootBranchFraction : | Probability (pass by reference) |
| The fraction of how much of the root branch is assigned to the left subtree. | |
| Default : NULL |