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1 1 CURRICULUM DEVELOPMENT IN THE TEACHING OF MATHEMATICAL PROOF AT THE SECONDARY SCHOOLS IN JAPAN Tatsuya Mizoguchi, Hideki Iwasaki, Susumu Kunimune, Hiroaki Hamanaka, Takeshi Miyakawa, Yusuke Shinno, Yuki Suginomoto, Koji Otaki Tottori University, Hiroshima University, Shizuoka University, Hyogo University of Teacher Education, Joetsu University of Education, Osaka Kyoiku University, Nagasaki University, Hokkaido University of Education

Curriculum Development in the Teaching of Mathematical Proof at the Secondary Schools in Japan