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.

> ##
> ##  p o l y m u l . R  Test suite
> ##
> 
> 
> polyadd <- pracma::polyadd
> 
> identical(polyadd(c(1, 1, 1), 1), c(1, 1, 2))
[1] TRUE
> identical(polyadd(c(1, 1, 1), c(0, 1)), c(1, 1, 2))
[1] TRUE
> identical(polyadd(c(0.5, 1, 1), c(0.5, 1, -1)), c(1, 2, 0))
[1] TRUE
> identical(polyadd(c(0.5, 1, 1), c(-0.5, -1, 1)), c(2))
[1] TRUE
> identical(polyadd(c(0, 0, 1, 2, 2), c(0, 1, 2, 3, 4)), c(1, 3, 5, 6))
[1] TRUE
> 
> proc.time()
   user  system elapsed 
   0.20    0.01    0.15