v3ssel / CalculationLib

Calculation library, can calculate expressions from entered string

Calculation Library

C++ Expression Calculation Library can calculate entered string expression or range with X value substitution.

Implemented on shunting yard algorithm.

Used design patterns: Template Method, Chain of Responsibility, Singleton

Created according to SOLID principes.

Supported operators and functions

• (a + b)
• a + b
• a - b
• a * b
• a / b
• a ^ b
• a mod b
• +a
• -a
• cos(x)
• sin(x)
• tan(x)
• acos(x)
• asin(x)
• atan(x)
• sqrt(x)
• ln(x)
• log(x)
• x substitution

Extensions

There are two extensions - Credit Library and Deposit Library.

Credit Library can calculate monthly payments for your credit.

Deposit Library can calculate income from your deposit.

How to build

git clone https://github.com/v3ssel/CalculationLib
cd CalculationLib
make libs