The area of mathematics relating to the study of geometry based on the definitions and axioms set out in Euclid’s book, the Elements. In particular, geometry that relies on the parallel postulate.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。