Initially, the L deme maintained a population of 1580 until 6077.304 generations ago. From 6077.304 to 4216.26, its size changed linearly to population size 8777. A exponential change ensued, culminating in 2812 individuals by 2145.4. Starting from 2145.4 generations ago, the population has increased from 2812 to 8223, at a linear rate.
time_units: generations
demes:
  - name: L
    start_time: .inf
    epochs:
      - start_size: 1580
        end_time: 6077.304
      - start_size: 1580
        end_size: 8777
        end_time: 4216.26
        size_function: linear
      - start_size: 8777
        end_time: 2145.4
        end_size: 2812
        size_function: exponential
      - end_time: 0
        start_size: 2812
        end_size: 8223
        size_function: linear