Wikipedia
                    Taiyi
                    
                        
                
                                                                    Taiyi 太一, 太乙 is a concept of Chinese cosmology.
太一:
- name for Dao ( Tao) given by the Dao de jing
 - ancient Chinese name of the Pole Star (see :zh:太一)
 - Taiyi Shengshui 太一生水, Warring States period excavated text presenting a cosmogonic concept involving the Taiyi star
 
太乙:
- Taiyi Zhenren, Daoist deity and folklore character
 - Alternate name for the Zhongnan Mountains, Shaanxi Province
 - One of the Acupuncture points, see :zh:太乙穴
 - 帝太乙 Title of Tang of Shang 湯
 - Pen name of Lin Yuru 林玉如 (1926–2003), second daughter of Lin Yutang