The W deme had a size of 4575 until 9518.092 generations ago. From 9518.092 generations to time 7807.0828, its size reduced exponentially to 346 individuals. After that, until 7340.587, the population had a linear change to 4561 individuals. It then changed from 4561 to 8412, starting 7340.587 generations ago, until current times, at a exponential rate.
time_units: generations
demes:
  - name: W
    start_time: .inf
    epochs:
      - start_size: 4575
        end_time: 9518.092
      - start_size: 4575
        end_size: 346
        end_time: 7807.0828
        size_function: exponential
      - start_size: 346
        end_time: 7340.587
        end_size: 4561
        size_function: linear
      - end_time: 0
        start_size: 4561
        end_size: 8412
        size_function: exponential