fem.properties.total_mass

fem.properties.total_mass(points, cells, density)

Mass of the meshed domain, sum(rho_e * V_e).

Parameters

Name	Type	Description	Default
points	Any	Node positions (N, 3) (may be traced).	required
cells	Any	Connectivity (C, ...).	required
density	Any	Scalar density, or per-element densities (C,).	required

Returns

Name	Type	Description
	Any	A JAX scalar mass in kg (given SI geometry), differentiable in both
	Any	points and density.