F = m g - F_{ü} = m g - \frac{ρ_{v} m g}{ρ} = m g (1 - \frac{ρ_{v}}{ρ})

${F = mg - F_{\text{ü}} = mg - \frac{\rho_vmg}{\rho} = mg(1 - \frac{\rho_v}{\rho})}$

Error