Non-Linear Curve Fitting using MATLAB : Finding Parameter in Virial Equation

#curvefitting #matlab #chapra
Use the following set of pressure-volume data to find the best possible virial constants (A1 and A2) for the equation of state shown below. R= 82.05 ml atm/gmol K and T= 303 K
𝑃𝑉/𝑅𝑇=1+𝐴1/𝑉+𝐴2/𝑉^2
P=[0.985;1.108;1.363;1.631]; %atm
V=[25000;22200;18000;15000]; %mL