check_time_unit {nLTT}

Check if the time unit is valid

Description

Will stop if not

Usage

check_time_unit(time_unit)

Arguments

time_unit

the time unit of the branching times

• "ago: "the branching times are postive, as these are in time units ago

• "since: "the branching times are negative, as these are in time units since present

Author(s)

Richèl J.C. Bilderbeek