R version 4.6.1 (2026-06-24 ucrt)
Platform: x86_64-w64-mingw32/x64
Running under: Windows 11 x64 (build 26300)

Matrix products: default
  LAPACK version 3.12.1

locale:
[1] LC_COLLATE=English_United States.utf8 
[2] LC_CTYPE=English_United States.utf8   
[3] LC_MONETARY=English_United States.utf8
[4] LC_NUMERIC=C                          
[5] LC_TIME=English_United States.utf8    

time zone: Asia/Shanghai
tzcode source: internal

attached base packages:
[1] stats     graphics  grDevices utils     datasets  methods   base     

other attached packages:
[1] fastphylosig_0.3.4

loaded via a namespace (and not attached):
 [1] compiler_4.6.1 Matrix_1.7-5   parallel_4.6.1 tools_4.6.1    expm_1.0-0    
 [6] Rcpp_1.1.2     nlme_3.1-169   ape_5.8-1      grid_4.6.1     jsonlite_2.0.0
[11] digest_0.6.39  lattice_0.22-9