How To Install libtommath1 on Ubuntu 20.04
Introduction
In this tutorial we learn how to install libtommath1
on Ubuntu 20.04.
What is libtommath1
libtommath1 is:
LibTomMath is a C language library that provides a vast array of highly optimized functions for number theory; including:
- Simple Algebra (Addition, Subtraction, Multiplication, Division)
- Digit Manipulation (shift, binary AND/OR/XOR)
- Modular Reduction (Barrett, Montgomery, DR, 2k)
- Number Theory
- Greatest Common Divisor
- Least Common Multiple
- Jacobi Symbol Computation
- Multiplicative Inverse
- Modular Exponentiation
- Fermat & Miller-Rabin Primality Tests
- Miscellaneous
- Root finding over Z
- Pseudo-random integers
- Signed & Unsigned comparisons
- Karatsuba and Toom-Cook multiplication algorithms
- Fast Comba based Multiplier, Squaring and Montgomery routines
This package contains the library needed to run programs that use LibTomMath. Task: kubuntu-desktop, kubuntu-full
There are three methods to install libtommath1
on Ubuntu 20.04. We can use apt-get
, apt
and aptitude
. In the following sections we will describe each method. You can choose one of them.
Install libtommath1 Using apt-get
Update apt database with apt-get
using the following command.
sudo apt-get update
After updating apt database, We can install libtommath1
using apt-get
by running the following command:
sudo apt-get -y install libtommath1
Install libtommath1 Using apt
Update apt database with apt
using the following command.
sudo apt update
After updating apt database, We can install libtommath1
using apt
by running the following command:
sudo apt -y install libtommath1
Install libtommath1 Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Ubuntu. Update apt database with aptitude
using the following command.
sudo aptitude update
After updating apt database, We can install libtommath1
using aptitude
by running the following command:
sudo aptitude -y install libtommath1
How To Uninstall libtommath1 on Ubuntu 20.04
To uninstall only the libtommath1
package we can use the following command:
sudo apt-get remove libtommath1
Uninstall libtommath1 And Its Dependencies
To uninstall libtommath1
and its dependencies that are no longer needed by Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove libtommath1
Remove libtommath1 Configurations and Data
To remove libtommath1
configuration and data from Ubuntu 20.04 we can use the following command:
sudo apt-get -y purge libtommath1
Remove libtommath1 configuration, data, and all of its dependencies
We can use the following command to remove libtommath1
configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libtommath1
References
Summary
In this tutorial we learn how to install libtommath1
package on Ubuntu 20.04 using different package management tools: apt
, apt-get
and aptitude
.