1diff --git a/src/Formulas/Logical.ts b/src/Formulas/Logical.ts
 2index 1e7b968..313a852 100644
 3--- a/src/Formulas/Logical.ts
 4+++ b/src/Formulas/Logical.ts
 5@@ -46,21 +46,9 @@ var AND = function (...values) {
 6  */
 7 var EXACT = function (...values) {
 8   ArgsChecker.checkLength(values, 2);
 9-  var one = values[0];
10-  var two = values[1];
11-  if (one instanceof Array) {
12-    if (one.length === 0) {
13-      throw new RefError("Reference does not exist.");
14-    }
15-  }
16-  if (two instanceof Array) {
17-    if (two.length === 0) {
18-      throw new RefError("Reference does not exist.");
19-    }
20-  }
21-  one = TypeCaster.valueToString(one);
22-  two = TypeCaster.valueToString(two);
23-  return one === two;
24+  var one = TypeCaster.firstValue(values[0]);
25+  var two = TypeCaster.firstValue(values[1]);
26+  return one.toString() === two.toString();
27 };
28 
29 /**
30diff --git a/src/Utilities/TypeCaster.ts b/src/Utilities/TypeCaster.ts
31index 119c6b8..5b9f1d9 100644
32--- a/src/Utilities/TypeCaster.ts
33+++ b/src/Utilities/TypeCaster.ts
34@@ -405,8 +405,6 @@ class TypeCaster {
35       return value;
36     } else if (typeof value === "boolean") {
37       return value ? "TRUE" : "FALSE";
38-    } else if (value instanceof Array) {
39-      return this.valueToString(value[0]); // TODO: Take this out. It's stupid. We should handle arrays at a different level.
40     }
41   }
42