1Blurb:: 2This keyword enables the use of deterministic polynomial trend function 3 4Description:: 5Enable the use of a deterministic polynomial trend function whose coefficients are 6found through regression. The user may choose a constant, linear, or quadratic 7polynomial. 8 9<b> Default Behavior </b> 10Defaults to no trend when keyword is absent. 11 12Topics:: 13 14Theory:: 15Faq:: 16See_Also:: 17