1. Visual Calculus, Trapezoidal Rule  
   Lawrence S. Husch, University of Tennessee, Knoxville, TN  
2. Introduction to Computational Physics, Trapezoidal Rule  
   William Gibbs,  Dept. of Physics, New Mexico State University, Las Cruces, NM  
3. Numerical Integration and the Trapezoid Rule  
   Undergraduate Computational Engineering and Science, The Department of Energy (DOE), Krell Institute  
4. Trapezium rule  
   Stuart Dalziel, University of Cambridge, Cambridge, England  
5. The Trapezoidal Rule  
   Department of Math and Computer Science, Emory University, Atlanta, Georgia  
6. Trapezoidal Rule  
   Juan Restrepo, University of Arizona, Tucson, Arizona  
7. Trapezoidal Rule and Simpson's Rule  
   Sean O Anderson, Worcester Polytechnic Institute, Worcester, MA  
8. Mathematics ducation Technology-Research at Imperial College, Trapezoidal Rule  
   Phil Ramsden, The METRIC Project, Mathematics Department, Imperial College, London, England  
9. Trapezoidal Rule  
   Gilberto Schleiniger, University of Delaware, Newark, DE  
10. Trapezoid Rule  
    Charles C. Dyer and Peter S. S. Ip, University of Toronto, Scarborough, Canada  
11. Numerical Integration, The trapezoidal rule  
    R. J. Hosking, Mahidol University, Mahidol University, Bangkok, Thailand  
12. Composite Quadrature, The Composite Trapezoidal Rule  
    Graeme Chandler, University of Queensland, Brisbane, Queensland, Australia  

(c) John H. Mathews 2003