Contents Chapter 5: Mapping Options Reference | 5.27. Stochastic Initialization | Print page 5.27.2. Input and Output MeshesSourceFile = STRINGDefine the name and, if needed, the path of the source file. This is typically a *.dynain file.MappingResult = STRINGDefine the result file name. The mapping result is written into this newly generated file. « 5.27.1. Main Mapping Command 5.27.3. Source Part IDs in Meso or Macro Scale »