Up to 5728.0 generations ago, the population of the B deme was steady at 3398. It then entered a phase of linear change until 5530.3608 generations and size 2262. Following this, there was a exponential increase to 5126 individuals, lasting until 106.313. Since 106.313 generations ago, the population has changed from 5126 to 7813 at a linear pace.
time_units: generations
demes:
  - name: B
    start_time: .inf
    epochs:
      - start_size: 3398
        end_time: 5728.0
      - start_size: 3398
        end_size: 2262
        end_time: 5530.3608
        size_function: linear
      - start_size: 2262
        end_time: 106.313
        end_size: 5126
        size_function: exponential
      - end_time: 0
        start_size: 5126
        end_size: 7813
        size_function: linear