z1(2.0, 3.0);" to create a complex number object z1 , the real part is 2.0 and the imaginary part is 3.0."/> z1(2.0, 3.0);" to create a complex number object z1 , the real part is 2.0 and the imaginary part is 3.0.">
search
HomeBackend DevelopmentC++What is the complex class
What is the complex classJan 25, 2024 am 11:30 AM
c++ technologycomplex class

The complex class is a data type that represents complex numbers. C provides a complex class or complex number type for complex number operations and processing. The syntax example is "complex z1(2.0, 3.0);" , creates a complex object z1 with a real part of 2.0 and an imaginary part of 3.0.

What is the complex class

The complex class is a data type that represents complex numbers (Complex Number) and is commonly used in mathematical and scientific calculations. A complex number consists of a real part and an imaginary part, and can be expressed in the form of a bi, where a is the real part, b is the imaginary part, and i is the imaginary unit.

In many programming languages, including C and Python, complex classes or complex number types are provided for complex number operations and processing. These complex number classes usually provide various operations and methods, such as access to real and imaginary parts, addition, subtraction, multiplication, division, conjugation, modulo length, etc.

The following is an example showing the basic usage of the complex class in C:

#include <iostream>
#include <complex>

int main() {
    std::complex<double> z1(2.0, 3.0);  // 创建一个复数对象 z1,实部为 2.0,虚部为 3.0
    std::complex<double> z2(1.0, -1.0);  // 创建一个复数对象 z2,实部为 1.0,虚部为 -1.0

    std::cout  sum = z1 + z2;  // 加法
    std::complex<double> diff = z1 - z2;  // 减法
    std::complex<double> product = z1 * z2;  // 乘法
    std::complex<double> division = z1 / z2;  // 除法
    std::complex<double> conjugate = std::conj(z1);  // 共轭
    double magnitude = std::abs(z1);  // 模长

    std::cout <p>In the above code, we include the header file <complex> and use std::complex to create complex numbers object. Then, we can perform various calculations and operations on complex numbers through operator overloading and member functions. </complex></p>
<p>It should be noted that the implementation of complex numbers in different programming languages ​​may be different, and the specific complex number classes and methods may have some changes. Therefore, when using it specifically, it is recommended to consult the documentation of the relevant language or refer to the corresponding programming guide. </p></double></double></double></double></double></double></complex></iostream>

The above is the detailed content of What is the complex class. For more information, please follow other related articles on the PHP Chinese website!

Statement
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn
Gulc: C library built from scratchGulc: C library built from scratchMar 03, 2025 pm 05:46 PM

Gulc is a high-performance C library prioritizing minimal overhead, aggressive inlining, and compiler optimization. Ideal for performance-critical applications like high-frequency trading and embedded systems, its design emphasizes simplicity, modul

What are the types of values ​​returned by c language functions? What determines the return value?What are the types of values ​​returned by c language functions? What determines the return value?Mar 03, 2025 pm 05:52 PM

This article details C function return types, encompassing basic (int, float, char, etc.), derived (arrays, pointers, structs), and void types. The compiler determines the return type via the function declaration and the return statement, enforcing

What are the definitions and calling rules of c language functions and what are theWhat are the definitions and calling rules of c language functions and what are theMar 03, 2025 pm 05:53 PM

This article explains C function declaration vs. definition, argument passing (by value and by pointer), return values, and common pitfalls like memory leaks and type mismatches. It emphasizes the importance of declarations for modularity and provi

C language function format letter case conversion stepsC language function format letter case conversion stepsMar 03, 2025 pm 05:53 PM

This article details C functions for string case conversion. It explains using toupper() and tolower() from ctype.h, iterating through strings, and handling null terminators. Common pitfalls like forgetting ctype.h and modifying string literals are

Where is the return value of the c language function stored in memory?Where is the return value of the c language function stored in memory?Mar 03, 2025 pm 05:51 PM

This article examines C function return value storage. Small return values are typically stored in registers for speed; larger values may use pointers to memory (stack or heap), impacting lifetime and requiring manual memory management. Directly acc

distinct usage and phrase sharingdistinct usage and phrase sharingMar 03, 2025 pm 05:51 PM

This article analyzes the multifaceted uses of the adjective "distinct," exploring its grammatical functions, common phrases (e.g., "distinct from," "distinctly different"), and nuanced application in formal vs. informal

How does the C   Standard Template Library (STL) work?How does the C Standard Template Library (STL) work?Mar 12, 2025 pm 04:50 PM

This article explains the C Standard Template Library (STL), focusing on its core components: containers, iterators, algorithms, and functors. It details how these interact to enable generic programming, improving code efficiency and readability t

How do I use algorithms from the STL (sort, find, transform, etc.) efficiently?How do I use algorithms from the STL (sort, find, transform, etc.) efficiently?Mar 12, 2025 pm 04:52 PM

This article details efficient STL algorithm usage in C . It emphasizes data structure choice (vectors vs. lists), algorithm complexity analysis (e.g., std::sort vs. std::partial_sort), iterator usage, and parallel execution. Common pitfalls like

See all articles

Hot AI Tools

Undresser.AI Undress

Undresser.AI Undress

AI-powered app for creating realistic nude photos

AI Clothes Remover

AI Clothes Remover

Online AI tool for removing clothes from photos.

Undress AI Tool

Undress AI Tool

Undress images for free

Clothoff.io

Clothoff.io

AI clothes remover

AI Hentai Generator

AI Hentai Generator

Generate AI Hentai for free.

Hot Article

R.E.P.O. Energy Crystals Explained and What They Do (Yellow Crystal)
2 weeks agoBy尊渡假赌尊渡假赌尊渡假赌
Repo: How To Revive Teammates
4 weeks agoBy尊渡假赌尊渡假赌尊渡假赌
Hello Kitty Island Adventure: How To Get Giant Seeds
4 weeks agoBy尊渡假赌尊渡假赌尊渡假赌

Hot Tools

Safe Exam Browser

Safe Exam Browser

Safe Exam Browser is a secure browser environment for taking online exams securely. This software turns any computer into a secure workstation. It controls access to any utility and prevents students from using unauthorized resources.

ZendStudio 13.5.1 Mac

ZendStudio 13.5.1 Mac

Powerful PHP integrated development environment

SublimeText3 English version

SublimeText3 English version

Recommended: Win version, supports code prompts!

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools