====== pdfcrop ======
  * https://pdfcrop.sourceforge.net/
  * [[:pdf|PDF]] crop 도구
  * 명령행. 자동인식

===== install =====
<code sh>
sudo apt install texlive-extra-utils
</code>


===== 사용 =====
<code sh>
pdfcrop <options> input.pdf output.pdf
</code>