[[1,0]
 [0,2]]
[[2,0]
 [0,3]]
[[3,0]
 [0,4]]

[[1,0]
 [0,0.5]]
[[0.5,0]
 [0,0.333333]]
[[0.333333,0]
 [0,0.25]]

[[0,2,4]
 [1,3,5]]
[[0.5,2.5,4.5]
 [1.5,3.5,5.5]]
[[1,3,5]
 [2,4,6]]

[[1,2,4]
 [1,4,5]]
[[1.5,2.5,4.5]
 [1.5,4.5,5.5]]
[[2,3,5]
 [2,5,6]]

[[0,2,4]
 [1,3,5]]
[[0.5,2.5,4.5]
 [1.5,3.5,5.5]]
[[1,3,5]
 [2,4,6]]

[[0,4,8]
 [2,6,10]]
[[1,5,9]
 [3,7,11]]
[[2,6,10]
 [4,8,12]]

[[0,2,4]
 [1,3,5]]
[[0.5,2.5,4.5]
 [1.5,3.5,5.5]]
[[1,3,5]
 [2,4,6]]

[[0,4,8]
 [2,6,10]]
[[1,5,9]
 [3,7,11]]
[[2,6,10]
 [4,8,12]]

[[0,2,4]
 [1,3,5]
 [2,4,6]]
[[0.5,2.5,4.5]
 [1.5,3.5,5.5]
 [2.5,4.5,6.5]]
[[1,3,5]
 [2,4,6]
 [3,5,7]]

[[0,12]
 [6,18]]
[[3,15]
 [9,21]]
[[6,18]
 [12,24]]

[[0,2,4]
 [1,3,5]
 [2,4,6]]