New Calculator

Author: Minemetero

requirements/Equation_Plotter.txt

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+matplotlib
+numpy

src/Equation_Plotter.py

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+"""
+Version: 0.1.0
+Author: Minemetero
+"""
+import numpy as np
+import matplotlib.pyplot as plt
+
+def plot_equation(equation, x_range, y_range, title="Equation Plot"):
+    """
+    Plots a given mathematical equation.
+
+    Parameters:
+    equation (str): The equation to plot, with 'x' as the variable.
+    x_range (tuple): The range of x values (min, max).
+    y_range (tuple): The range of y values (min, max).
+    title (str): The title of the plot.
+    """
+    # Define the x values
+    x = np.linspace(x_range[0], x_range[1], 400)
+    
+    try:
+        # Define the y values by evaluating the equation
+        y = eval(equation)
+    except Exception as e:
+        print(f"Error in equation: {e}")
+        return
+    
+    # Create the plot
+    plt.figure(figsize=(8, 6))
+    plt.plot(x, y, label=f'y = {equation}')
+    plt.xlim(x_range)
+    plt.ylim(y_range)
+    plt.axhline(0, color='black', linewidth=0.5)
+    plt.axvline(0, color='black', linewidth=0.5)
+    plt.grid(color='gray', linestyle='--', linewidth=0.5)
+    plt.title(title)
+    plt.xlabel('x')
+    plt.ylabel('y')
+    plt.legend()
+    plt.show()
+
+def get_range(prompt):
+    """
+    Prompts the user for a range and returns it as a tuple.
+    """
+    while True:
+        try:
+            range_input = input(prompt)
+            range_values = tuple(map(float, range_input.split(',')))
+            if len(range_values) == 2 and range_values[0] < range_values[1]:
+                return range_values
+            else:
+                print("Please enter two numbers separated by a comma, where the first number is less than the second.")
+        except ValueError:
+            print("Invalid input. Please enter two numbers separated by a comma.")
+
+def main():
+    print("Welcome to the Equation Plotter!")
+    
+    # Input equation from user
+    while True:
+        user_equation = input("Enter the equation in terms of 'x' (e.g., x**2 + 2*x + 1): ")
+        try:
+            # Test if the equation can be evaluated
+            x = np.linspace(-10, 10, 10)
+            y = eval(user_equation)
+            if isinstance(y, np.ndarray):
+                break
+        except Exception as e:
+            print(f"Invalid equation: {e}")
+    
+    # Get x range from user
+    x_range = get_range("Enter the x range as two numbers separated by a comma (e.g., -10, 10): ")
+
+    # Get y range from user
+    y_range = get_range("Enter the y range as two numbers separated by a comma (e.g., -10, 10): ")
+
+    # Plot the equation
+    plot_equation(user_equation, x_range, y_range)
+
+if __name__ == "__main__":
+    main()