change ERROR: words from throw-foo back to foo.

[factor.git] / extra / math / derivatives / derivatives.factor

diff --git a/extra/math/derivatives/derivatives.factor b/extra/math/derivatives/derivatives.factor
index 29465ffd1a3aa704a0c6b8966b2d339bb4922709..9d74bdc75016d66ce42db527f7396bc9ec68350b 100644 (file)
--- a/extra/math/derivatives/derivatives.factor
+++ b/extra/math/derivatives/derivatives.factor
@@ -23,7 +23,7 @@ DERIVATIVE: abs
     [ 0 <=>
         {
             { +lt+ [ neg ] }
-            { +eq+ [ 0 \ abs throw-undefined-derivative ] }
+            { +eq+ [ 0 \ abs undefined-derivative ] }
             { +gt+ [ ] }
         } case
     ] ;