TY - RPRT TI - Sigma: Uncertainty Propagation for C++ AU - Waldrop, Jonathan M. [Ames Laboratory (AMES), Ames, IA (United States)] (ORCID:000000030442193X) AU - Richard, Ryan M. [Ames Laboratory (AMES), Ames, IA (United States); Iowa State Univ., Ames, IA (United States)] (ORCID:0000000342355179) PY - 2025 DO - 10.21105/joss.07404 UR - https://www.osti.gov/biblio/2521983 ID - 2521983 ER -