The M deme's size was 7470 until 2913.1304 generations ago, when it began a linear decrease, reaching 3354 individuals by 1779.701. After this period, the population underwent an exponential decrease, reaching 2948 individuals by 621.3505. From 621.3505 generations ago to now, the population grew from 2948 to 3569 at a linear rate.
time_units: generations
demes:
  - name: M
    start_time: .inf
    epochs:
      - start_size: 7470
        end_time: 2913.1304
      - start_size: 7470
        end_size: 3354
        end_time: 1779.701
        size_function: linear
      - start_size: 3354
        end_time: 621.3505
        end_size: 2948
        size_function: exponential
      - end_time: 0
        start_size: 2948
        end_size: 3569
        size_function: linear