EquationSymbolicSolveRequest[List[Equal[E,Minus[Exponent[x,2],Exponent[y,2]]]],List[x]]Solution[{x,ExpressionSetPoint[ExpressionWithCondition[Sqrt[Sum[Exponent[y,2],E]],GreaterOrEqual[Sum[E,Exponent[y,2]],0]],False,ReservedReal]}]Solution[{x,ExpressionSetPoint[ExpressionWithCondition[Negative[Sqrt[Sum[Exponent[y,2],E]]],GreaterOrEqual[Sum[E,Exponent[y,2]],0]],False,ReservedReal]}]EquationSymbolicSolveRequest[List[Equal[E,Minus[Exponent[x,2],Exponent[y,2]]]],List[y]]Solution[{y,ExpressionSetPoint[ExpressionWithCondition[Sqrt[Sum[Exponent[x,2],Negative[E]]],GreaterOrEqual[Sum[Negative[E],Exponent[x,2]],0]],False,ReservedReal]}]Solution[{y,ExpressionSetPoint[ExpressionWithCondition[Negative[Sqrt[Sum[Exponent[x,2],Negative[E]]]],GreaterOrEqual[Sum[Negative[E],Exponent[x,2]],0]],False,ReservedReal]}]EquationSymbolicSolveRequest[List[Equal[E,Minus[Exponent[x,2],Exponent[y,2]]]],List[E]]Solution[{E,ExpressionSetPoint[Sum[Exponent[x,2],Negative[Exponent[y,2]]],False,ReservedReal]}]GraphingShow3D[PlotEq3D[Equal[E,Minus[Exponent[x,2],Exponent[y,2]]]],Options[Option[ArgRangeValue,E,0,1.96,2],Option[ShowWireframe,false],Option[ViewAngle,14.078,-153.428,71.39],Option[RangeX,-2,2],Option[RangeY,-2,2],Option[RangeZ,-2,2]]]GraphingShow3D[Plot3D[E],Plot3D[Minus[Exponent[x,2],Exponent[y,2]]],Options[Option[ArgRangeValue,E,0,1.78,2],Option[ShowWireframe,false],Option[ViewAngle,65.857,-148.83,58.263],Option[RangeX,-2,2],Option[RangeY,-2,2],Option[RangeZ,-5,5]]]GraphingShow2D[PlotEq2D[Equal[E,Minus[Exponent[x,2],Exponent[y,2]]]],Options[Option[ArgRangeValue,E,0,0.62,2],Option[RangeX,-2,2],Option[RangeY,-3,3]]]WorksheetAssign[E,Minus[Exponent[x,2],Exponent[y,2]]]Sum[Exponent[x,2],Negative[Exponent[y,2]]]Assign[E,Sum[Product[-1,Exponent[y,2]],Exponent[x,2]]]