mathematics, in combinatorics, the Li Shanlan identity (also called Li Shanlan's summation formula) is a certain combinatorial identity attributed to the nineteenth...

borrowed into the Japanese language as well. He discovered the Li Shanlan identity (Li Shanlan's summation formulae) in 1867. Later he worked in the think...

created no earlier than the 3rd century BC. Li Shanlan identity: discovered by the mathematician Li Shanlan in 1867. Liu Hui's π algorithm: Liu Hui's π...