科学的数学习题或试题 ,要求题目本身的结构和叙述要有合理性、严谨性和清晰性 .逻辑上 ,要求条件具有充分性、相容性、独立性 ,条件与结论也要具有相容性 .教学上 ,要求题目本身要有可知性、适度性 .但在平时的教学乃至中考、高考及各类数学竞赛中难免有错题出现 ,甚至数学专 The scientific mathematics questions or test questions require the rationality, rigor, and clarity of the structure and narrative of the title itself. Logically, the requirements are sufficient, compatible, and independent, and the conditions and conclusions must also be compatible. In teaching, the subject itself is required to be known and appropriate. However, in the ordinary teaching, even in the middle school entrance examination, college entrance examination, and various types of math competitions, it is inevitable that there are mistakes, even mathematics