Changes in version 0.3.5 (2026-02-12) - Updated to use rollupTree::df_{get,set}_by_id() (#66) Changes in version 0.3.4 (2026-01-29) - Error in inertia tensor uncertainty documentation fixed (#64). Changes in version 0.3.3 (2025-06-20) - Benchmark results cleaned up (#54). - Inertia tensor and uncertainty equations layout improved (#57). Changes in version 0.3.2 (2025-04-19) - Invocation instructions in vignette cleaned up (#41). - Covariance exposition for RoG uncertainty clarified (#43). - Initialization in rollup_radii_of_gyration_unc() cleaned up (#44). - igraph loading fix for vignette (#48). - Formal parameters made consistent in combine functions (#51). Changes in version 0.3.1 (2025-03-05) - Examples made smaller to avoid CRAN runtime violations Changes in version 0.3.0 - Numeric subscripts replaced with symbolic (e.g., [1] -> ["x"]) (#25). - Q expressions restored in inertia computations (#27, #31). The code now aligns better with the documentation. - Calculations for radii of gyration and their uncertainties added (#9). - Numerous code and documentation improvements (#37). Changes in version 0.2.0 (2025-01-30) - Initial CRAN submission.