a 200[mm] "Side length"
th a/4 "Laminate thickness"
thl th/3 "Lamina thickness"
E1 25e6[psi] "Lamina Young's modulus, 11 direction"
E2 1e6[psi] "Lamina Young's modulus, 22 direction"
E3 E2 "Lamina Young's modulus, 33 direction"
G12 0.5e6[psi] "Lamina shear modulus, 12 direction"
G23 0.2e6[psi] "Lamina shear modulus, 23 direction"
G13 G12 "Lamina shear modulus, 13 direction"
nu12 0.25 "Lamina Poisson's ratio, 12 direction"
nu23 nu12 "Lamina Poisson's ratio, 23 direction"
nu13 nu12 "Lamina Poisson's ratio, 13 direction"
q0 1[N/m^2] "Transverse load amplitude"