diff --git a/compute.py b/compute.py
index 7f9d792..cd7a917 100644
--- a/compute.py
+++ b/compute.py
@@ -20,6 +20,8 @@ Python's built‑in integer and float handling.
 
 import math
 
+from tabulate import tabulate
+
 
 def rot_2D(theta: float) -> list[list[float]]:
     """Return the 2‑D rotation matrix for a given angle.
@@ -85,7 +87,6 @@ def matmul(a: list[list[float | int]], b: list[list[float | int]]) -> list[list[
     return result
 
 
-
 def transpose(matrix: list[list[float | int]]) -> list[list[float | int]]:
     """Return the transpose of the given matrix.
 
@@ -139,5 +140,5 @@ if __name__ == "__main__":
     matrix_c = matmul(matrix_a, matrix_b)
     for row in matrix_c:
         print(row)
-    print("\nRotation matrix 90°:\n", rot_2D(math.pi/2))
-
+    print("\nRotation matrix 90°:\n", rot_2D(math.pi / 2))
+    print(tabulate(rot_2D(1.0)))
diff --git a/pyproject.toml b/pyproject.toml
index 46e3b47..3a776b1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,3 +1,4 @@
 [project]
 name = "matrixmania"
-version = "0.1.0"
\ No newline at end of file
+version = "0.1.0"
+dependencies = ["tabulate", "ruff"]
\ No newline at end of file