R Under development (unstable) (2023-11-08 r85496 ucrt) -- "Unsuffered Consequences"
Copyright (C) 2023 The R Foundation for Statistical Computing
Platform: x86_64-w64-mingw32/x64

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> ##
> ##  hankel.R  Test
> ##
> 
> hankel <- pracma::hankel
> 
> identical(hankel(2), matrix(2, nrow=1, ncol=1))
[1] TRUE
> identical(hankel(1:3), matrix(c(1,2,3,2,3,0,3,0,0), 3, 3))
[1] TRUE
> identical(hankel(1:3, 3:1), matrix(c(1,2,3,2,3,2,3,2,1), 3, 3))
[1] TRUE
> identical(hankel(1:3, 2:1), matrix(c(1,2,3,2,3,1), 3, 2))
[1] TRUE
Warning message:
In hankel(1:3, 2:1) : a[n] not equal to b[1], b[1] set to a[n].
> identical(hankel(1:2, 3:1), matrix(c(1,2,2,2,2,1), 2, 3))
[1] TRUE
Warning message:
In hankel(1:2, 3:1) : a[n] not equal to b[1], b[1] set to a[n].
> 
> proc.time()
   user  system elapsed 
   0.12    0.03    0.14