9// Set fields you want to use to perform the POD
10// Do not specify here the field name but insert it in the subdictionary
19// Specify the field name
21// Specify the number of modes you want to extract
23// Specify the type of field (if vector or scalar)
29// Specify the field name
31// Specify the number of modes you want to extract
33// Specify the type of field (if vector or scalar)
37// Set Time from which you want to start taking the Snapshots
40// Set Time when you want to stop taking the Snapshots (if you leave it empty it will take all the snaphsots in the folder)
43// Eventually you could set just InitalTime and Number of Snapshots you want
51// ************************************************************************* //