EquationSymbolicSolveRequest[List[Equal[Sum[a,ConstE],γ]],List[γ]]Solution[{γ,ExpressionSetPoint[Sum[a,ConstE],False,ReservedComplex]}]EquationSymbolicSolveRequest[List[Equal[Sum[a,ConstE],γ]],List[a]]Solution[{a,ExpressionSetPoint[Sum[γ,Negative[ConstE]],False,ReservedComplex]}]