diff --git a/sources/tech/20190312 Do advanced math with Mathematica on the Raspberry Pi.md b/sources/tech/20190312 Do advanced math with Mathematica on the Raspberry Pi.md
index c39b7dc7e5..dde3eb730d 100644
--- a/sources/tech/20190312 Do advanced math with Mathematica on the Raspberry Pi.md	
+++ b/sources/tech/20190312 Do advanced math with Mathematica on the Raspberry Pi.md	
@@ -1,5 +1,5 @@
 [#]: collector: (lujun9972)
-[#]: translator: ( )
+[#]: translator: (geekpi)
 [#]: reviewer: ( )
 [#]: publisher: ( )
 [#]: url: ( )