From 9ac9c6f724c16a172ecb923a0360bc9a9ffc3806 Mon Sep 17 00:00:00 2001
From: wukong <wukong@longaeva>
Date: Tue, 25 Dec 2018 14:44:46 -0800
Subject: began merging windowing scripts; swapped std_dev and std_err in mean
 and mean_avg;

---
 fib.awk | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'fib.awk')

diff --git a/fib.awk b/fib.awk
index 654921c..0d46479 100644
--- a/fib.awk
+++ b/fib.awk
@@ -6,6 +6,8 @@
 BEGIN {
     ARGV[1] ? n = ARGV[1] : n = 0
     ARGV[2] ? OFMT = "%." ARGV[2] "g" : OFMT = "%g"
-    print (1/sqrt(5))*(0.5*(1 + sqrt(5)))^n - (1/sqrt(5))*(0.5*(1 - sqrt(5)))^n
+    C1 = 1.0/sqrt(5)
+    C2 = -1.0/sqrt(5)
+    print C1*(0.5*(1 + sqrt(5)))^n + C2*(0.5*(1 - sqrt(5)))^n
 }
 
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