I'm working on the LP model for a hydro power generation problem, one constraint is piecewise linear, for example, Thanks, 
I'd start with these two blog posts by Paul Rubin Piecewiselinear Functions in Math Programs Piecewiselinear Functions Redux answered 23 Aug '13, 04:23 jfpuget Thanks! That's very helpful. Enzhou
(23 Aug '13, 11:42)
Enzhou
Thanks for the plug! :)
(23 Aug '13, 15:29)
Paul Rubin ♦♦

Piecewise linear functions falls under "etc" https://www.orexchange.org/questions/14268/halfthequestionsonthisboardcouldbeeliminatediftherewereanfaqdirectingpeopletoautomatedsoftwareforlinearizingconstraintsconditionalconstraintsbigmetc answered 09 Nov '16, 02:19 Mark L Stone 