Guo Shoujing

Guo Shoujing was a renowned Chinese astronomer, engineer, and mathematician of the Yuan Dynasty, known for his significant contributions to the field of astronomy and irrigation. He is particularly famous for designing the Grand Canal of China and for his work in reforming the calendar, which laid the foundation for modern astronomical practices in China. His engineering projects, including the construction of the Iron Flag Canal, showcased his innovative approach to water management and agricultural development.