- You can use FileNames[ ] to get the list of files in your current directory.
SetDirectory[ ] can be used to change your current directory, and
ResetDirectory[ ] can be used to change it back to the default.
- To write an expression to a file, you can use a command similar to
expr >> file. The following example writes an expression
to the file tmp.
Expand[(a + b)^5] >> tmp
- To append an expression to a file, you can use a command similar to
expr >>> file. This example appends another expression to the
Factor[x^6 - 1] >>> tmp
- To receive the list of directories that Mathematica searches while attempting to find an external file, evaluate $Path. To add a directory to this list, try the following example.
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