nonlinear system
one whose behaviour cannot be expressed as a sum of the behaviour of its parts (or of their multiples)
en-GB/nɒnlɪnɪə ˈsɪstəm/
en-US/nɑnˈlɪˌniɚ ˈsɪstəm/
one whose behaviour cannot be expressed as a sum of the behaviour of its parts (or of their multiples)