python3 -m fmpy simulate  --output-file Buildings_10_Buildings.Utilities.Math.Examples.Factorial_res.csv --start-time 0 --stop-time 13 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0052 Buildings_10_Buildings_Utilities_Math_Examples_Factorial.fmu