sml command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

sml: command not found

or when using sudo you get the following error message

sudo: sml: command not found

Solutions to sml: command not found

How To Fix sml: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu sml is provided by smlnj package.

smlnj is:

SML/NJ is an implementation of the Standard ML programming language. Standard ML has many features, including type safety, polymorphism, algebraic data types with pattern matching, higher-order functions, and a sophisticated module system. It is especially well-suited for writing compilers and other language processors.

This package includes the interactive compiler (sml), the compilation manager (CM), and some essential libraries. It is a “working” version, but believed to be stable.

Install this package if you want to program in SML.

To fix this problem, we can install more using the command below.

sudo apt-get -y install smlnj

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install smlnj.

sudo apt -y install smlnj

Or if you have aptitude installed you can use the following command.

sudo aptitude install smlnj

Summary

In this tutorial we learn how to fix sml command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.