To-complete performance index BAC (TCPI-BAC)
Spirograph (rotation angle of the inner circle)
Darcy friction factor - Serghides's solution (Variable A)
Current equation of solar cell
Calibrated airspeed (CAS)
Hydraulic conductivity (as a function of water)
Solar luminosity
Guided ray (acceptance angle)
Rule of Mixtures
External Distance (Horizontal curves for highway design)