R Under development (unstable) (2025-09-04 r88794 ucrt) -- "Unsuffered Consequences"
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> library(capushe)
> data(datacapushe)
> 
> AICcapushe(datacapushe,10)
$model
[1] "K=3"

$AIC
[1] 6.62071

> BICcapushe(datacapushe,10)
$model
[1] "K=3"

$BIC
[1] 6.83252

> 
> # AICcapushe(datacapushe,-5)
> # BICcapushe(datacapushe,-5)
> # AICcapushe(datacapushe,pi)
> # BICcapushe(datacapushe,pi)
> # AICcapushe(datacapushe,Inf)
> # BICcapushe(datacapushe,Inf)
> # AICcapushe(datacapushe,"a")
> # BICcapushe(datacapushe,"a")
> 
> dataNan=datacapushe
> dataNan[2,3]=NaN
> AICcapushe(dataNan,10)
$model
[1] "K=3"

$AIC
[1] 6.62071

Warning message:
In AICcapushe(dataNan, 10) : 1 line has been removed by AICcapushe
> BICcapushe(dataNan,10)
$model
[1] "K=3"

$BIC
[1] 6.83252

Warning message:
In BICcapushe(dataNan, 10) : 1 line has been removed by BICcapushe
> dataNan[15,1]=NaN
> AICcapushe(dataNan,10)
$model
[1] "K=3"

$AIC
[1] 6.62071

Warning message:
In AICcapushe(dataNan, 10) : 1 line has been removed by AICcapushe
> BICcapushe(dataNan,10)
$model
[1] "K=3"

$BIC
[1] 6.83252

Warning message:
In BICcapushe(dataNan, 10) : 1 line has been removed by BICcapushe
> dataNan[15,3]=NaN
> AICcapushe(dataNan,10)
$model
[1] "K=3"

$AIC
[1] 6.62071

Warning message:
In AICcapushe(dataNan, 10) : 2 lines have been removed by AICcapushe
> BICcapushe(dataNan,10)
$model
[1] "K=3"

$BIC
[1] 6.83252

Warning message:
In BICcapushe(dataNan, 10) : 2 lines have been removed by BICcapushe
> dataNan[8:50,4]=rep(NaN,43)
> AICcapushe(dataNan,10)
$model
[1] "K=3"

$AIC
[1] 6.62071

Warning message:
In AICcapushe(dataNan, 10) : 44 lines have been removed by AICcapushe
> BICcapushe(dataNan,10)
$model
[1] "K=3"

$BIC
[1] 6.83252

Warning message:
In BICcapushe(dataNan, 10) : 44 lines have been removed by BICcapushe
> dataNan[1:50,4]=rep(NaN,50)
> # AICcapushe(dataNan,10)
> # BICcapushe(dataNan,10)
> 
> 
> 
> datacomplex=datacapushe
> datacomplex[4,3]=-3
> # AICcapushe(datacomplex,10)
> # BICcapushe(datacomplex,10)
> datacomplex[4,3]=0.001
> AICcapushe(datacomplex,10)
$model
[1] "K=4"

$AIC
[1] 5.17479

> BICcapushe(datacomplex,10)
$model
[1] "K=4"

$BIC
[1] 5.174805

> 
> datapen=datacapushe
> datapen[6,]=datapen[5,]
> datapen[6,4]=0.005
> AICcapushe(datapen,10)
$model
[1] "K=5"

$AIC
[1] 2.405

> BICcapushe(datapen,10)
$model
[1] "K=5"

$BIC
[1] 2.768102

> 
> datacontrast=datacapushe
> datacontrast[6,4]=-3
> AICcapushe(datacontrast,10)
$model
[1] "K=6"

$AIC
[1] -0.1

> 
> proc.time()
   user  system elapsed 
   0.17    0.04    0.21