fnCladogeneticSpeciationRateMatrix
| cladogenetic_events : | Natural[][] (pass by const reference) |
| A vector of cladogenetic event types. Each type is in the form [ancestral_state, daughter1_state, daughter2_state]. | |
| speciation_rates : | RealPos[] (pass by const reference) |
| The speciation rates that correspond to the different cladogenetic event types. | |
| num_states : | Natural (pass by value) |
| The number of states. |