Perhaps you should try some spelling variations:
mathematical science » mathematical sciences, mathematical geosciences, mathematical society
mathematical finance » mathematical sciences
appendix mathematics » appendix mathematical, appendices mathematics, appendix mathematische
mathematics science » mathematical sciences

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: (( appendix ((mathematical science) OR (mathematical finance)) ) OR ( appendix mathematics science )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( appendix ((mathematical science) OR (mathematical finance)) ) or ( appendix mathematics science ))".
• Adding a wildcard symbol may retrieve word variants: (( appendix ((mathematical science) OR (mathematical finance)) ) or ( appendix mathematics science ))*.