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《中学数学教学参考》杂志资深主编石生民先生因病于2015年2月16日突然离世。这是陕西师范大学出版总社的重大损失,也是《中学数学教学参考》全体编辑以及全国所有爱戴他、尊敬他的广大读者、作者的莫大哀痛。斯人已逝,但其未竞的事业仍将传承。石生民主编的敬业、职业、创业精神,对《中学数学教学参考》杂志的毕生奉献,对全国数学同仁专业发展的提携帮助,都值得我们深切缅怀和追忆。为此,《中学数学教学参考》将从本期开始陆续刊发纪念石生民主编的系列文章。
Mr. Shi Shengmin, senior editor in charge of Mathematics Teaching Reference for Secondary School, died suddenly on February 16, 2015 due to illness. This is a major loss for the Publishing Office of Shaanxi Normal University and a great sorrow for all the editors of the Mathematics Teaching Reference for Middle Schools and for all the readers and authors who love him and respect him. Sri Lanka has passed away, but its unsung competition will still be inherited. The dedication, professionalism and entrepreneurial spirit of Shisheng Minxian, deserving our deep memory and reminiscence of the lifelong dedication of “Secondary School Mathematics Teaching and Reference” magazine and the help and assistance of the professional development of math colleagues across the country. To this end, “high school mathematics teaching reference” from the beginning of this issue will be published one after another series of articles commemorating the birth of Shinshin.