Function SCIPgetExprNSepaUsesActivityNonlinear 

pub unsafe extern "C" fn SCIPgetExprNSepaUsesActivityNonlinear(
    expr: *mut SCIP_EXPR,
) -> c_uint

number of nonlinear handlers whose separation methods (estimate or enforcement) depend on the activity of the expression

@note This method can only be used after the detection methods of the nonlinear handlers have been called.