1 files changed, 2 insertions, 2 deletions
diff --git a/diff1.awk b/diff1.awk
index e2c4a99..4132bf7 100644
--- a/diff1.awk
+++ b/diff1.awk
@@ -4,7 +4,7 @@
 # numerical diff along columns
 
 BEGIN {
-    OFMT = "%.9g"
+    OFMT = "%.18g"
     sign = "[+-]?"
     decimal = "[0-9]+[.]?[0-9]*"
     fraction = "[.][0-9]*"
@@ -41,7 +41,7 @@ NF {
             data[y] = $y
             (data_prev[y] ~ number) ? diff[y] = data[y] - data_prev[y] : diff[y] = ""
             data_prev[y] = data[y]
-            printf("%.12g", diff[y])
+            printf("%.18g", diff[y])
         }
         else
             diff[y] = ""