$\langle ·\rangle$	average of $·$
$\gamma$	surface energy
$\epsilon$	strain
$\zeta$	cut fraction
${\zeta }_c$	percolation threshold (cut fraction)
${\zeta }_{tot}$	total cut fraction
${\kappa }_1,{\kappa }_2$	principle curvatures
$\nu$	macroscopic Poisson’s ratio
${\nu }_p$	plastic Poisson’s ratio
$\sigma$	stress
${\sigma }_u$	ultimate tensile strength
${\sigma }_y$	macroscopic yield stress
${\sigma }_{ys}$	yield stress of the solid phase
$\phi$	solid fraction
${\phi }_c$	percolation threshold (solid fraction)
${\phi }_{eff}$	effective solid fraction
$a$	parabolic function constant (ligament shape)
$A$	randomization of beam network
$b$	concavity parameter (ligament shape)
$c_R$	size of the nodal mass
$C_b$	leading constant GA (bending)
$C_E$	leading constant GA (elastic)
$C_t$	leading constant GA (tension)
$C_{\sigma }$	leading constant GA (yield)
$C_V$	scaled connectivity density
$d$	ligament diameter (thickness)
$E$	macroscopic Young’s modulus
$E_T$	work hardening rate
$E_s$	Young’s modulus of the solid phase
$E_s$	surface elastic modulus
$f$	percolation exponent
$f_0$	residual surface stress
$G$	genus
$g$	scaled genus
$H$	hardness
$K_{IC}$	fracture toughness
$l$	ligament length
$L$	characteristic length scale (feature)
$\tilde{L}$	characteristic spacing
$L_{RVE}$	RVE edge length
$n$	exponent coarsening power law
$n_E$	exponent GA equation (elastic)
$n_{\sigma }$	exponent GA equation (yield)
$p$	porosity
$p_c$	percolation threshold (porosity)
$q_a$	charge density
$r$	ligament radius
$r_{sym}^{*}$	ligament shape parameter (symmetry)
$r_{asym}^{*}$	ligament shape parameter (asymmetry)
$r/l$	ligament aspect ratio
$S_V$	surface area per volume
$S_V^{-1}$	inverse specific surface area
$t$	coarsening time
$V$	volume
$V_s/A_s$	volume-to-surface ratio
$z$	coordination number (local)
$\overline{z}$	average coordination number