factor: trim using lists

[factor.git] / extra / math / secant-method / secant-method.factor

diff --git a/extra/math/secant-method/secant-method.factor b/extra/math/secant-method/secant-method.factor
index ad52c0cd4ab447d5d784937f5f560141df37c3f1..ae4f524ffed1268c26aa8d33180abeb8ba488050 100644 (file)
--- a/extra/math/secant-method/secant-method.factor
+++ b/extra/math/secant-method/secant-method.factor
@@ -1,9 +1,10 @@
-! Copyright © 2008 Reginald Keith Ford II
+! Copyright (c) 2008 Reginald Keith Ford II.
 ! See http://factorcode.org/license.txt for BSD license.
-! Secant Method of approximating roots
-USING: kernel math math.function-tools math.points math.vectors ;
+USING: kernel math math.function-tools math.points ;
 IN: math.secant-method
 
+! Secant method of approximating roots
+
 <PRIVATE
 
 : secant-solution ( x1 x2 function -- solution )