Counting Trees??

Правка en1, от mayank0802, 2019-05-07 11:57:54

How many different trees can be formed with N nodes?? I read somewhere it is N ^ (N — 2), But doesn't find any proof? May anyone elaborate how it is N ^ (N — 2).

Теги #trees, #combinatorics

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en1 Английский mayank0802 2019-05-07 11:57:54 191 Initial revision (published)