1. Numerical Differentiation  
   Norma Fuller, University of Regina, SK, Canada  
2. Numerical Differentiation  
   Eric W. Weisstein, MathWorld, Wolfram Research Inc., Champaign, IL  
3. Numerical Derivatives  
   Dept. of Materials Science and Engineering, North Carolina State University  
4. Numerical differentiation  
   Russ Miller, Computer Science and Engr. Dept., State University of New York at Buffalo, NY  
5. Numerical Integration and Differentiation  
   Department of Chemistry, Oregon State University, Corvallis, OR  
6. Numerical differentiation using finite differences  
   Anand Pardhanani, The University of Texas at Austin,  TX  
7. Numerical Differentiation, Finite differences  
   R. J. Hosking, Mahidol University, Mahidol University, Bangkok, Thailand  
8. Finite-difference derivatives  
   William A.Cooper, National Center for Atmospheric Research, Boulder, CO  
9. Numerical Differentiation  
   Rudolf K. Bock, Organisation Européenne pour la Recherche Nucléair (CERN), Geneva  
10. Numerical Differentiation  
    Department of Mechanical Engineering, University of California, Berkeley, CA  
11. A Collection of Automatic Differentiation Tools  
    Chris Bischof, Argonne National Laboratory, Argonne, IL  
12. Automatic Differentiation  
    C. Bischof, Institute for Scientific Computing, Aachen University of Technology, Aachen, Germany  
13. Automatic Differentiation in Maple  
    Dominique Villard, Centre for Experimental and Constructive Mathematics, Simon Fraser University, Burnaby, B.C.  
14. Report: Small commercialization of automatic differentiation in Japan  
    Asian Technology Information Program (ATIP), Albuquerque, NM  

(c) John H. Mathews 2004