Quantum computing is in its infancy, but, though still far from mainstream, it’s quickly becoming more relevant than ever. Some experts believe that quantum computing will soon become the primary way we use computers as we know them today.
Disclaimer: This article is written for beginners who want to get into learning Quantum Computing, not for experienced professionals. If there are any mistakes in the content or you think it can be improved, please let us know in the comments below.
What exactly is a Quantum Computer?
It’s a device made up of tiny particles (electrons) held together in a specific way by magnetic fields or lasers. These particles can be thought of as behaving like atoms with their own internal states and properties—but they’re also capable of storing information about themselves even when they’re not interacting with other objects or people!
Quantum computers are more powerful than classical computers because they can perform calculations that classical ones cannot. They do this by manipulating Qubits (quantum bits), which can be either 0 or 1 at any given moment and are essentially tiny versions of binary digits used in traditional computing systems.
A Qubit has two states: a Zero(0) state represented by a spin-up orientation and a One(1) state represented by a spin-down orientation. The two orientations represent different possible outcomes for any given calculation. This means that if you have one Qubit (quantum bit), then there are countless combinations possible for its state at any given time; hence why it can perform certain tasks faster than traditional computers powered by binary digits could ever dream about doing before.
Programming languages for quantum computing
Quantum computers are not widely available yet, but you can start learning to code in one now. Learning quantum computing programming languages can be challenging. The number of programming languages used regularly increases as the field of quantum computing grows.
🎯 Also read: How to self-learn Quantum Computing?
While many different languages are being used, some are more widely used than others. Python is the most popular language for quantum computing and has been used in scientific projects since 2011. Qasm is a scripting language that uses Python syntax and features to create programs that can be run on any computer with no modifications required. C++ was also developed for use in quantum computing but lost popularity after it was found to have problems with error handling and lack of modularity compared to other languages such as Python or Haskell.
Haskell is another popular choice among developers due to its simplicity when compared with other programming paradigms like Java or C++ which makes it easy for new programmers who have little experience writing code before jumping into this world full force. without having any prior knowledge about what they’re doing beforehand!
So, if you’re interested in learning about quantum computing and its impact on the future of computing, programming languages are an excellent place to start. However, don’t let the number of different languages intimidate you! There are only a handful of languages with recognized quantum computing implementations – all of which have their own strengths and weaknesses.
Let’s take a closer look at some popular ones:
1. QCL (Quantum Computer Language)
A programming language for quantum computers, written in Python and uses the GCC compiler as its backend. The compiler is written in C++, so it’s possible to use both languages together if you want to write something at different levels of abstraction.
Python is a general-purpose programming language that can be used for many different tasks. It’s also one of the most popular options for learning quantum computing because it’s easy to learn and versatile enough to work with the quantum world.
Python has a large community of developers who provide support through online forums and meetups across the globe. This makes it easier to find help when you need it most—and if you’re looking for more than just answers from someone else, there are plenty of tutorials on how best to use Python in your projects!
Qasm is a quantum assembly language and a high-level programming language for quantum computers. It can be used to program quantum computers and is built on top of the C++ programming language. The main goal of Qasm is to provide an easy-to-use language that allows you to write code in a declarative manner, which makes it much easier than writing classical assembly languages or machine code.
Qasm was created by scientists at Google Brain and Microsoft Research Redmond as part of their effort to develop new ways of programming their quantum computers (which we’ll talk about later). As such, it has been made available under an open-source license so that anyone who wants access can do so—but don’t worry if you’re not interested in contributing back; it’s still free!
C++ is a general-purpose programming language that was developed by Bjarne Stroustrup. It is used for many different types of applications, including games and video games. The main advantage of this language over other languages like Python or Java is its high level of abstraction, making it easier to write code in C++ than in any other language out there.
The syntax of C++ can be confusing at first because it uses some unique terms such as lambdas (functions) and objects (data structures). However, once you get used to them, they become second nature!
QCL is a functional programming language that’s designed to be used on quantum computers. It’s built to work with Qubits, which are quantum bits (qubits) of information that can store 0 and 1 at the same time. This allows them to perform sophisticated operations like addition, multiplication, and bitwise operators without losing any information about their state—a feature called “entanglement.”
QCL was created by scientists at the University of Waterloo in Canada who wanted an easier way for programmers to write programs for their devices. It’s been used since 2016 by researchers working on quantum computing systems; today, more than 100 people are working on it full-time!
6. Haskell and OCaml
Haskell and OCaml are both functional languages, which means that they’re built around functions. Haskell has a much richer type system than most other programming languages—it lets you define a function as anything from an integer to a list of lists!
These two languages are used for quantum computing in the same way that Pascal and C were used for early computers. You can use them to build algorithms or simulate molecules; however, they aren’t designed specifically for this purpose (although some people have done some amazing work using these tools). You can read about the differences between Haskell and OCaml here – Haskell v OCaml.
Q# (Q-Sharp) is a programming language designed specifically around quantum computing. It allows developers who still need to gain expertise in this area to quickly get started with coding algorithms that can be executed on real quantum hardware. Q# was released by Microsoft as an open-source, high-level programming language that can be used to write quantum algorithms at scale prioritizing execution time. Microsoft released an open-source project called Quantum Katas, which you can use to self-learn Q# at your own pace.
Qiskit was IBM’s gift to the quantum programming world in 2017. An open-source Software Development Kit for working with quantum computers at the level of circuits, pulses, and algorithms, Qiskit was developed by IBM Research and the wider Qiskit community and provides tools for creating and manipulating quantum programs and running them on prototype quantum devices on IBM Quantum Experience or on simulators on a local computer.
The wide use of quantum computers is just around the corner. If you want to be a part of the quantum computing bright future, take your pick from this list of languages to learn and dip your toes into the quantum computing universe.
Sources: https://thequantuminsider.com/2022/07/28/state-of-quantum-computing-programming-languages-in-2022/ https://en.wikipedia.org/wiki/Quantum_programming https://research.aimultiple.com/quantum-computing-programming/ https://www.amarchenkova.com/posts/programming-for-quantum-computing https://www.nature.com/articles/d41586-021-00533-x https://quantumcomputing.stackexchange.com/questions/1474/what-programming-languages-are-available-for-quantum-computers