Reference

Heavstal Calculator

Overview

Heavstal Calc is a high-precision mathematical engine powered by MathJS. It allows for complex expression evaluation via API, useful for bots or apps needing safe math parsing.

Endpoint

POST /calc

Request Parameters

Field	Type	Required	Description
expr	string	Required	The mathematical expression to evaluate.

Supported Operations

Arithmetic: +, -, *, /, ^

Functions: sqrt(), sin(), cos(), log()

Unit conversion: 5 cm to inch

Example Usage

javascript

      const res = await fetch('https://heavstal-tech.vercel.app/api/v1/calc', {
          method: 'POST',
          headers: { 
            'Content-Type': 'application/json',
            'x-api-key': 'YOUR_API_KEY' 
          },
          body: JSON.stringify({ "expr": "sqrt(16) + 5^2" })
      });
      
      const data = await res.json();

Successful Response

json

      {
        "status": "success",
        "creator": "HEAVSTAL TECH",
        "data": {
          "expression": "sqrt(16) + 5^2",
          "result": "29"
        }
      }