From fb591ce19164ccc0a95e86c1e242a1acbcc559a3 Mon Sep 17 00:00:00 2001
From: Didictateur <decosse.adrien@gmail.com>
Date: Tue, 24 Oct 2023 17:32:33 +0200
Subject: [PATCH] add method Matrix

---
 QElephant/Matrix.py | 7 +++++++
 docs/Matrix.md      | 4 ++++
 2 files changed, 11 insertions(+)

diff --git a/QElephant/Matrix.py b/QElephant/Matrix.py
index 68c5730..3c6bd0c 100644
--- a/QElephant/Matrix.py
+++ b/QElephant/Matrix.py
@@ -43,6 +43,13 @@ class Matrix:
     def __str__(self) -> str:
         return str(self.__m)
     
+    @staticmethod
+    def to_list(matrix: "Matrix") -> list[list[complex]]:
+        if type(matrix) is not Matrix:
+            raise ValueError(f"cannot multiply Matrix with {type(matrix)}")
+        
+        return matrix._Matrix__m.copy()
+
     @staticmethod
     def I() -> "Matrix":
         return Matrix([
diff --git a/docs/Matrix.md b/docs/Matrix.md
index 51863e6..10f4c66 100644
--- a/docs/Matrix.md
+++ b/docs/Matrix.md
@@ -35,6 +35,10 @@ Matrix(l: list[list[complexe]])
 
 ### Staticmethods
 
+- ```to_list(matrix: Matrix) -> list[list[complex]]```
+
+  returns the a list representing the given Matrix.
+
 - ```I() -> Matrix```
 
   returns the matrix