R Under development (unstable) (2023-11-08 r85496 ucrt) -- "Unsuffered Consequences"
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> ##
> ##  c o  n d . r  Test suite
> ##
> 
> 
> cond <- pracma::cond
> normest <- pracma::normest
> 
> hilb <- pracma::hilb
> all.equal(c(cond(hilb(1)), cond(hilb(2)), cond(hilb(3)), cond(hilb(4))),
+           c(1, 19.281470, 524.056778,  15513.738739),
+           tolerance = 1e-6)
[1] TRUE
> magic <- pracma::magic
> all.equal(normest(magic(5)), max(svd(magic(5))$d))
[1] TRUE
> all.equal(normest(pracma::magic(100)), 500050)
[1] TRUE
> 
> proc.time()
   user  system elapsed 
   0.12    0.09    0.15