X-Git-Url: https://gitweb.factorcode.org/gitweb.cgi?p=factor.git;a=blobdiff_plain;f=extra%2Fproject-euler%2F042%2F042.factor;h=e531ba848f303b5b66cfbea2ed09f7e549d380c6;hp=8c74cc9b312a0ee67e23d2714f0e59b7cb850a34;hb=3f3d57032bf29190e9bee12d168a4bce6d74653c;hpb=cd1bb8f4c8afba318249c7b756a45aa1c46ea51e

diff --git a/extra/project-euler/042/042.factor b/extra/project-euler/042/042.factor
index 8c74cc9b31..e531ba848f 100644
--- a/extra/project-euler/042/042.factor
+++ b/extra/project-euler/042/042.factor
@@ -35,7 +35,7 @@ IN: project-euler.042
 
 : (triangle-upto) ( limit n -- )
     2dup nth-triangle > [
-        dup nth-triangle , 1+ (triangle-upto)
+        dup nth-triangle , 1 + (triangle-upto)
     ] [
         2drop
     ] if ;
@@ -61,7 +61,7 @@ PRIVATE>
 <PRIVATE
 
 : triangle? ( n -- ? )
-    8 * 1+ sqrt 1- 2 / 1 mod zero? ;
+    8 * 1 + sqrt 1 - 2 / 1 mod zero? ;
 
 PRIVATE>