diff --git a/src/bean/grid.cljs b/src/bean/grid.cljs
index a4df3a9..9944017 100644
--- a/src/bean/grid.cljs
+++ b/src/bean/grid.cljs
@@ -1,17 +1,24 @@
 (ns bean.grid
   (:require [bean.area :as area]
-            [bean.tables :as tables]
             [bean.code-errors :as code-errors]
             [bean.deps :as deps]
             [bean.errors :as errors]
+            [bean.functions :as functions]
             [bean.interpreter :as interpreter]
             [bean.parser.parser :as parser]
             [bean.parser.trellis-parser :as trellis-parser]
+            [bean.tables :as tables]
             [bean.util :as util]
             [bean.value :as value]
             [clojure.set :as set]
             [clojure.string]))
 
+(def default-bindings
+  {"concat" {:scalar functions/bean-concat
+             :representation "f"}
+   "error" {:scalar functions/bean-error
+            :representation "f"}})
+
 (defn- offset [[start-r start-c] [offset-rows offset-cols]]
   [(+ start-r offset-rows) (+ start-c offset-cols)])
 
@@ -145,7 +152,7 @@
      {:grid parsed-grid
       :code code
       :tests tests
-      :bindings {}
+      :bindings default-bindings
       :depgraph (deps/make-depgraph parsed-grid)})))
 
 (defn- escalate-bindings-errors [sheet]
diff --git a/src/bean/interpreter.cljs b/src/bean/interpreter.cljs
index eac5492..fcad689 100644
--- a/src/bean/interpreter.cljs
+++ b/src/bean/interpreter.cljs
@@ -1,6 +1,5 @@
 (ns bean.interpreter
-  (:require [bean.functions :as functions]
-            [bean.util :as util]
+  (:require [bean.util :as util]
             [bean.errors :as errors]
             [bean.operators :as operators]))
 
@@ -70,11 +69,6 @@
       rmatrix (apply-results #(apply %1 [%3 %2]) [op left] rmatrix)
       :else (apply-results #(apply %1 [%2 %3]) [op left right]))))
 
-(def global-ctx
-  {"concat" {:scalar functions/bean-concat
-             :representation "f"}
-   "error" {:scalar functions/bean-error
-            :representation "f"}})
 
 (declare apply-f)
 
@@ -97,7 +91,6 @@
                                (apply util/matrix-bounds)
                                (apply eval-matrix*))}
       :Name (or (get bindings arg)
-                (get global-ctx arg)
                 (errors/undefined-named-ref arg))
       :FunctionDefinition (fn-result arg)
       :FunctionInvocation (apply-f sheet