eqn

Equation preprocessor for the groff (GNU Troff) document formatting system. See also troff and groff. More information: <https://manned.org/eqn>.

Debian Debian
RUN apt-get update && \ apt-get install -y groff-base
Ubuntu
RUN apt-get update && \ apt-get install -y groff-base
Arch Arch Linux
RUN pacman -S --noconfirm plan9port
image/svg+xml Kali Linux
RUN apt-get update && \ apt-get install -y groff-base
CentOS
RUN yum install -y groff-base
Fedora
RUN dnf install -y groff-base
Raspbian
RUN apt-get update && \ apt-get install -y groff-base
click the source code to copy install eqn on any operating system with command-not-found.com