Latin Symbols (Small Letters)
a Geometric ratio, geometric dimension
b Body force, geometric dimension
b Column matrix of body forces acting per unit volume
c
Constant of integration
e
Column matrix of generalized strains
f
Scalar function
h Geometric dimension
i
Actual node number, iteration index
j
Iteration index
k
Elastic embedding modulus, auxiliary function, elastic foundation modulus,
yield stress, layer number
k s Shear correction factor
k t Tensile yield stress
m Distributed moment
n Total number of nodes, Iteration number
p Distributed load in X-direction
q Distributed load in Z-direction
r
Residual
r
Residual column matrix
s
Column matrix of generalized stresses
t
Time
u Displacement
u Column matrix of displacements, Column matrix of nodal unknowns
v
Auxiliary function
Greek Symbols (Small Letters)
fi Parameter
fl Parameter
° Shear strain (engineering definition)
† Strain
• Curvature
” Poisson’s ratio
n Natural coordinate
¾ Stress
¿ Shear stress
` Rotation (Timoshenko beam)
’ Rotation (Bernoulli beam)
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Symbols and Abbreviations