What is "tianyuan"

Tianyuan ( Chinese: 天元; Pinyin: Tiān Yuán), literally meaning center or origin of heaven, is the center point on a Go board, i.e., tengen. It is also the name of a Go competition in China, which is the equivalent to the Nihon Ki-in's Tengen in Japan, and the Hanguk Kiwon's Chunwon. The winners of the Tianyuan and the Chunwon go on to play each other, in the annual China–Korea Tengen competition.

Tianyuan may refer to:

• Tianyuan (Go) , centre of a Go board or a Go competition in China
• Tianyuan District , Zhuzhou, Hunan
• Tianyuan, Cixi , town in Cixi City, Zhejiang
• Tianyuan Cave , cave near Beijing where the Tianyuan man was found
  • Tianyuan man , one of the earliest modern humans to inhabit eastern Asia
• Uskhal Khan, Emperor Tianyuan of Northern Yuan, era name Tianyuan .
• Tian yuan shu , a Chinese system of algebra for polynomial equations created in the 13th century