RosettaCodeData/Task/Pascal-matrix-generation/R/pascal-matrix-generation-2.r

29 lines
795 B
R

> lower.pascal(5)
[,1] [,2] [,3] [,4] [,5]
[1,] 1 0 0 0 0
[2,] 1 1 0 0 0
[3,] 1 2 1 0 0
[4,] 1 3 3 1 0
[5,] 1 4 6 4 1
> lower.pascal.alt(5)
[,1] [,2] [,3] [,4] [,5]
[1,] 1 0 0 0 0
[2,] 1 1 0 0 0
[3,] 1 2 1 0 0
[4,] 1 3 3 1 0
[5,] 1 4 6 4 1
> upper.pascal(5)
[,1] [,2] [,3] [,4] [,5]
[1,] 1 1 1 1 1
[2,] 0 1 2 3 4
[3,] 0 0 1 3 6
[4,] 0 0 0 1 4
[5,] 0 0 0 0 1
> symm.pascal(5)
[,1] [,2] [,3] [,4] [,5]
[1,] 1 1 1 1 1
[2,] 1 2 3 4 5
[3,] 1 3 6 10 15
[4,] 1 4 10 20 35
[5,] 1 5 15 35 70