1) Expand `cvxpy.maximum`, `minimum`, `positive` and `negative` (#427) (dycw) (SHA: d5dab8cb1bf079218f7611f7083125c6fb67a150)
1) Expand `cvxpy.maximum`, `minimum`, `positive` and `negative` (#427) (dycw) (SHA: d5dab8cb1bf079218f7611f7083125c6fb67a150)