V.1. Preliminary sizing of airplanes -- V.2. Preliminary configuration and desing and integration of the propulsion system -- V.3. Layout desing of cockpit, fuselage, wing and empennage cutaways and inboard profiles V.4. Layout of landing gear and systems -- V.5. Component weight estimation -- V.6. Preliminary caleulation of aerodynamic, thrust and power characteristics-- V.7. Determination of stubility, control and performance characteristics far and military requeriments -- V.8. Airplane cost estimation desing, deuclopment manafacturing and operating --
