作者
Rajesh (Panjab University Mathematics Department Kochhar Chandigarh)
（4）
University of Chicago School Mathematics Project (EDT)
（4）
Scottish Secondary Mathematics Group
（3）
Adel N. (Professor of Mathematics Boules Professor of Mathematics University of North Florida)
（2）
Anthony (Professor of Applied Mathematics Roberts Professor of Applied Mathematics University of Adelaide)
（2）
Association of Mathematics Teacher Educators (AMTE)
（2）
Brian (Honorary Senior Lecturer McMaster Honorary Senior Lecturer Queen's University Belfast),Aisling (Professor in Mathematics McCluskey Professor in Mathematics National University of Ireland Galwa
（2）
C. Bryan (University Professor of Mathematics Dawson University Professor of Mathematics Union University)
（2）
Consortium for Foundation Mathematics (COR)
（2）
Elizabeth T. (Ongoing Assessment Project Hulbert USA),Marjorie M. Petit,Caroline B. Ebby,Elizabeth P. (University of Michigan-Flint Cunningham USA),Robert E. (Vermont Mathematics Institute Laird USA)
（2）
Goldstein, Stanislaw (Professor, Head of Department of Applied Computer Science, Professor, Head of Department of Applied Computer Science, University of Lodz, Faculty of Mathematics and Computer Scie
（2）
Ibrahim (Emeritus Professor Assem Emeritus Professor Universite de Sherbrooke Quebec),Flavio U. (Professor of Mathematics Coelho Professor of Mathematics Universidade de Sao Paulo)
（2）
Jochen (Professor of Mathematics Rau Professor of Mathematics RheinMain University of Applied Sciences)
（2）
John M. (School of Mathematics McNamara University of Bristol UK),Olof (Department of Zoology Leimar Stockholm University Sweden)
（2）
Maciej (Professor of Mathematical Physics Dunajski Professor of Mathematical Physics Department of Applied Mathematics and Theoretical Physics University of Cambridge)
（2）
Marjorie M. (Vermont Mathematics Partnership Ongoing Assessment Project Petit USA),Robert E. (Vermont Mathematics Institute Laird USA),Caroline B. (University of Pennsylvania Ebby USA),Edwin L. (Norwi
（2）
National Council of Teachers of Mathematics
（2）
Palle (The Univ Of Iowa Jorgensen Usa),James (American Mathematics Society Tian Usa),Murali (Univ Of Florida Rao Usa)
（2）
Prof Fabian (Professor of Mathematics Waleffe Professor of Mathematics University of Wisconsin-Madison)
（2）
Ricardo (Professor Carretero-Gonzalez Professor Department of Mathematics and Statistics San Diego State University),Dimitrios J. (Professor Frantzeskakis Professor Department of Physics National and
（2）
