ISO/TS 10303-1004:2006 specifies the application module for Elemental geometric shape.
The following are within the scope of ISO/TS 10303-1004:2006:
definition of a geometric coordinate space;
definition of a geometric model;
definition of a point expressed using cartesian coordinates;
definition of an axis;
definition of a coordinate system or axis placement;
definition of a 2d or 3d geometric transformation by a 2*3 or 3*4 matrix;
definition of a geometric transformation from the data of a source axis_placement and of the axis_placement that results from its transformation;
definition of a geometric transformation from the data of a source axis_placement and of the 2*3 or 3*4 matrix that results from its transformation.