time multiplied quadratic cost function

covex quadratic function

extreme value to quadratic function

Imaginary quadratic function field

imitate with quadratic function

multiple quadratic function

multi-quadratic function

non-quadratic function model

Piecewise quadratic function

quadratic function

quadratic function field

quadratic function index

quadratic function regression

Quadratic-cost model

The quadratic function

analytic cost-function

bi-quadric cost function

capacity cost function

C-D cost function