1 files changed, 0 insertions, 74 deletions
diff --git a/packages/contracts/contracts/utils/SafeMath.sol b/packages/contracts/contracts/utils/SafeMath.sol
deleted file mode 100644
index a7891a7af..000000000
--- a/packages/contracts/contracts/utils/SafeMath.sol
+++ /dev/null
@@ -1,74 +0,0 @@
-pragma solidity ^0.4.11;
-
-contract SafeMath {
-    function safeMul(uint a, uint b)
-        internal
-        constant 
-        returns (uint256) 
-    {
-        uint c = a * b;
-        assert(a == 0 || c / a == b);
-        return c;
-    }
-
-    function safeDiv(uint a, uint b)
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        uint c = a / b;
-        return c;
-    }
-
-    function safeSub(uint a, uint b) 
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        assert(b <= a);
-        return a - b;
-    }
-
-    function safeAdd(uint a, uint b) 
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        uint c = a + b;
-        assert(c >= a);
-        return c;
-    }
-
-    function max64(uint64 a, uint64 b) 
-        internal 
-        constant 
-        returns (uint64) 
-    {
-        return a >= b ? a : b;
-    }
-
-    function min64(uint64 a, uint64 b) 
-        internal 
-        constant 
-        returns (uint64) 
-    {
-        return a < b ? a : b;
-    }
-
-    function max256(uint256 a, uint256 b) 
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        return a >= b ? a : b;
-    }
-
-    function min256(uint256 a, uint256 b) 
-        internal 
-        constant 
-        returns (uint256) 
-    {
-        return a < b ? a : b;
-    }
-}
-