* using log directory 'd:/RCompile/CRANincoming/R-devel/adrftools.Rcheck'
* using R Under development (unstable) (2026-02-04 r89376 ucrt)
* using platform: x86_64-w64-mingw32
* R was compiled by
    gcc.exe (GCC) 14.3.0
    GNU Fortran (GCC) 14.3.0
* running under: Windows Server 2022 x64 (build 20348)
* using session charset: UTF-8
* current time: 2026-02-06 20:30:31 UTC
* checking for file 'adrftools/DESCRIPTION' ... OK
* checking extension type ... Package
* this is package 'adrftools' version '0.1.0'
* package encoding: UTF-8
* checking CRAN incoming feasibility ... NOTE
Maintainer: 'Noah Greifer <noah.greifer@gmail.com>'

New submission

Found the following (possibly) invalid DOIs:
  DOI: /10.1016/j.jspi.2005.12.008
    From: man/curve_projection.Rd
    Status: 404
    Message: Not Found
* checking package namespace information ... OK
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking if there is a namespace ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking whether package 'adrftools' can be installed ... OK
* checking installed package size ... OK
* checking package directory ... OK
* checking for future file timestamps ... OK
* checking 'build' directory ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking for left-over files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking code files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... OK
* checking whether the package can be loaded with stated dependencies ... OK
* checking whether the package can be unloaded cleanly ... OK
* checking whether the namespace can be loaded with stated dependencies ... OK
* checking whether the namespace can be unloaded cleanly ... OK
* checking loading without being on the library search path ... OK
* checking use of S3 registration ... OK
* checking dependencies in R code ... OK
* checking S3 generic/method consistency ... OK
* checking replacement functions ... OK
* checking foreign function calls ... OK
* checking R code for possible problems ... [21s] OK
* checking Rd files ... OK
* checking Rd metadata ... OK
* checking Rd line widths ... OK
* checking Rd cross-references ... OK
* checking for missing documentation entries ... OK
* checking for code/documentation mismatches ... OK
* checking Rd \usage sections ... OK
* checking Rd contents ... OK
* checking for unstated dependencies in examples ... OK
* checking contents of 'data' directory ... OK
* checking data for non-ASCII characters ... OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking installed files from 'inst/doc' ... OK
* checking files in 'vignettes' ... OK
* checking examples ... [55s] NOTE
Examples with CPU (user + system) or elapsed time > 10s
                   user system elapsed
plot.effect_curve 13.22   0.46   13.69
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking re-building of vignette outputs ... [214s] OK
* checking PDF version of manual ... [17s] WARNING
LaTeX errors when creating PDF version.
This typically indicates Rd problems.
LaTeX errors found:
! Argument of \frac  has an extra }.
<inserted text> 
                \par 
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! Paragraph ended before \frac  was complete.
<to be read again> 
                   \par 
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! Missing $ inserted.
<inserted text> 
                $
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! Missing } inserted.
<inserted text> 
                }
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! Missing } inserted.
<inserted text> 
                }
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! Display math should end with $$.
<to be read again> 
                   \tex_par:D 
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! Extra }, or forgotten \endgroup.
\par ...m \@noitemerr {\@@par }\fi \else {\@@par }
                                                  \fi 
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! Extra }, or forgotten \endgroup.
<recently read> }
                 
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! Missing $ inserted.
<inserted text> 
                $
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! Missing $ inserted.
<inserted text> 
                $
l.244 ...\approx \frac{f(x + e) - f(x - e)}{2e}}{}
                                                  
! LaTeX Error: Unicode character μ (U+03BC)
               not set up for use with LaTeX.

See the LaTeX manual or LaTeX Companion for explanation.
Type  H <return>  for immediate help.
* checking PDF version of manual without index ... ERROR
* checking HTML version of manual ... NOTE
Found the following math rendering problems:
amef.Rd:23: Unexpected end of input in a macro argument, expected '}' in \frac{df(x)}\frac{dx} \approx \f...
* DONE
Status: 1 ERROR, 1 WARNING, 3 NOTEs