/** Project based on an atomic volume integration : given w_\alpha, \sum_\alpha M_\alpha w_I = \sum_\alpha N_{I\alpha} w_\alpha V_\alpha (note mass matrix has V_\alpha in it) */
void project(const MATRIX &atomData,
MATRIX &nodeData,
FieldName thisField);
void project_md(const MATRIX &atomData,
MATRIX &nodeData,
FieldName thisField);
/** Project based on an atomic volume integration for volumetric quantities : given w_\alpha, \sum_\alpha M_\alpha w_I = \sum_\alpha N_{I\alpha} w_\alpha */