diff --git a/.gitignore/error correction b/.gitignore/error correction
index 994168e..eaf2517 100644
--- a/.gitignore/error correction	
+++ b/.gitignore/error correction	
@@ -105,3 +105,17 @@ def splitFrame(frame):
         parityColumn.append(row[8])
     parityRow = frame[8]
     return payload, parityColumn, parityRow
+
+def checkParityOfFrame(frame, parity):
+    wrongColumns = []
+    wrongRows = []
+    (payload, parityColumn, parityRow) = splitFrame(frame)
+    frame2 = appendParityToFrame(payload, parity)
+    (newPayload, calParityColumn, calParityRow) = splitFrame(frame2)
+    for n in range(len(parityColumn)):
+        if parityColumn[n] != calParityColumn[n]:
+            wrongRows.append(n)
+    for n in range(len(parityRow)):
+        if parityRow[n] != calParityRow[n]:
+            wrongColumns.append(n)
+    return (wrongColumns, wrongRows)