Perhaps you should try some spelling variations:
"mathematical and computational biophysical" » "mathematical and computational biophysics", "mathematical and computational biomedical", "mathematical and computational geophysics"
"mathematical and computational physics" » "mathematical and computational physical"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("mathematical and computational biophysical") OR ("mathematical and computational physics")).
• Removing quotes may allow a broader search: (( mathematical and computational biophysical ) or ( mathematical and computational physics )).
• Adding a wildcard symbol may retrieve word variants: (("mathematical and computational biophysical") or ("mathematical and computational physics"))*.