Acknowledgements

This work has been supported by:

• The US EPA Science to Achieve Results (EPA-STAR) program (grant # R840014);

• The NASA Modeling, Analysis, and Prediction (MAP) program;

• The NASA Atmospheric Composition Modeling and Analysis (ACMAP) program;

• The NASA Advanced Systems Information Technology (AIST) program (grant # AIST-18-0011)

We thank Jason Lander for his suggestions how to migrate from yacc to bison.

We would also like to thank Lucas Estrada for his assistance in setting up the Continuous integration tests on Azure DevOps Pipelines. and for assistance with debugging.

Shaddy Ahmed and Jennie Thomas helped us with the Matlab output of KPP.

We thank Domenico Taraborrelli for providing the rosenbrock_posdef_h211b_qssa solver.

Parts of this user manual are based on Damian-Iordache [1996].