Calculator

Math expression evaluator with GUI

Table of Contents

• Introduction
• Features
• Goals
• Build & Dependencies
• Tests

Introduction

Implementation of the Calculator in C following the principles of structured programming. In addition to basic arithmetic operations, the calculator features the mathematical functions, x variable and graphing.

Features

Functions	Arithmetic Operators
Function description Function Cosine cos(x) Sine sin(x) Tangent tan(x) Arc cosine acos(x) Arc sine asin(x) Arc tangent atan(x) Square root sqrt(x) Natural logarithm ln(x) Common logarithm log(x)	Operator Example Brackets (a + b) Addition a + b Subtraction a - b Multiplication a * b Division a / b Power a ^ b Modulus a mod b Unary plus +a Unary minus -a

BONUS: You can find Credit & Debit calculators as well ;)

Goals

• Make & Imgui integration
• GUI based on Dear ImGui
• Integrate ImPlot
• Shunting-Yard algorithm.
• Credit calculator
• Debit calculator
• Unit Tests

Build and Dependencies

You'll need to install g++, glfw.

$ git clone https://github.com/eltats/calculator --recursive
$ cd calculator/src/
$ make 
$ make test (for tests)
$ make dvi (for documentation)

Tests

• Unit tests are implemented using Check & coverage report with LCOV