7.6.4.2.29. Mass_Preserving

Syntax: Density [{of} SpeciesName] = Mass_Preserving Rho = rho
Scope: Aria Material
Summary: Density applied as a ratio of original to current element volume.
Description: $\rho = \frac{\rho_0 V_{e,0}}{V_e}$

where $V_e$ is the element volume.