intiate a readme.md file

Author: HalemoGPA

readme.md

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+# Function Plotter
+
+## Overview
+
+This project is a simple function plotter application built using PySide2 for the GUI and Matplotlib for plotting. The application allows users to input a mathematical function and plot its graph over a specified range.
+
+## Features
+
+- Input a mathematical function of `x` (e.g., `5*x^3 + 2*x`).
+- Specify the range for `x` (min and max values).
+- Validate inputs to ensure correct function syntax and valid range.
+- Plot the function using Matplotlib.
+
+## Installation
+
+1. Clone the repository:
+    ```bash
+    git clone https://github.com/yourusername/FunctionPlotterProject.git
+    cd FunctionPlotterProject
+    ```
+
+2. Create a virtual environment:
+    ```bash
+    python -m venv venv
+    source venv/bin/activate   # On Windows, use `venv\Scripts\activate`
+    ```
+
+3. Install the required dependencies:
+    ```bash
+    pip install -r requirements.txt
+    ```
+
+## Running the Application
+
+To run the application, execute the following command:
+```bash
+python src/main.py