Create proj

proj

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+import gradio as gr
+from PIL import Image
+from pix2tex.cli import LatexOCR
+import sympy as sp
+from sympy.parsing.latex import parse_latex
+import re
+import cv2
+import numpy as np
+
+# Preprocessing for handwritten image
+def preprocess_handwritten_image(pil_img):
+    img = np.array(pil_img.convert('L'))  # Grayscale
+    _, binary = cv2.threshold(img, 0, 255, cv2.THRESH_BINARY_INV + cv2.THRESH_OTSU)
+    denoised = cv2.medianBlur(binary, 3)
+    return Image.fromarray(255 - denoised)  # Text black on white
+
+# Load Pix2Tex model (once)
+model = LatexOCR()
+
+# Clean LaTeX output
+def clean_latex(latex):
+    latex = re.sub(r'\\(cal|mathcal)\s*X', 'x', latex)
+    latex = latex.replace('{', '').replace('}', '')
+    latex = latex.strip().rstrip(',.')
+    if '=' not in latex:
+        latex += '=0'
+    return latex
+
+# Main function
+def solve_polynomial(image):
+    try:
+        img = preprocess_handwritten_image(image)
+        latex_result = model(img)
+        cleaned_latex = clean_latex(latex_result)
+
+        expr = parse_latex(cleaned_latex)
+        output = f"### 📄 Extracted LaTeX\n`{latex_result}`\n\n"
+        output += f"### 🧹 Cleaned LaTeX Used\n`{cleaned_latex}`\n\n"
+        output += f"### 🧠 Parsed Expression\n${sp.latex(expr)}$\n\n"
+
+        if isinstance(expr, sp.Equality):
+            lhs = expr.lhs - expr.rhs
+            output += "### ✏️ Step 1: Convert to Polynomial Equation\n"
+            output += f"${sp.latex(lhs)} = 0$\n\n"
+
+            output += "### 🧩 Step 2: Factor the Polynomial\n"
+            factored = sp.factor(lhs)
+            output += f"${sp.latex(factored)} = 0$\n\n"
+
+            output += "### ✅ Step 3: Solve for Roots\n"
+            roots = sp.solve(sp.Eq(lhs, 0), dict=True)
+            for i, sol in enumerate(roots, 1):
+                for var, val in sol.items():
+                    output += f"**Root {i}:** ${var} = {sp.latex(val)}$\n\n"
+        else:
+            simplified = sp.simplify(expr)
+            output += "### ➕ Simplified Expression\n"
+            output += f"${sp.latex(simplified)}$"
+
+        return output
+
+    except Exception as e:
+        return f"❌ Error: {str(e)}"
+
+# Gradio UI
+demo = gr.Interface(
+    fn=solve_polynomial,
+    inputs=gr.Image(type="pil", label="📷 Upload Image of Polynomial"),
+    outputs=gr.Markdown(label="📋 Step-by-step Solution"),
+    title="🧠 Polynomial Solver from Image",
+    description="Upload an image of a polynomial (typed or handwritten). The app will extract, solve, and explain it step-by-step.",
+    allow_flagging="never"
+)
+
+if __name__ == "__main__":
+    demo.launch()