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avatar+78 

How are all these points related. (I'm looking for something like an operation or combination so there's a general characterization)

(5,1),(4,5),(7,4)(3,7),(8,3),(5,8),(7,5),(2,7),(7,2),(5,7),(8,5),(3,8),(1,5),(5,4),(7,3),(4,7)

 Mar 10, 2021
edited by RandomUser  Mar 10, 2021
edited by RandomUser  Mar 10, 2021
 #1
avatar+311 
+1

The are reflective. (7,4) (4,7)

 May 9, 2021

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