From f8f8ca74391b5681d4e16bccc282ada87a6d0b8d Mon Sep 17 00:00:00 2001
From: Travis Oliphant <oliphant@enthought.com>
Date: Thu, 5 Jan 2006 10:57:06 +0000
Subject: Copy input for i0 calculation.

---
 numpy/lib/function_base.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'numpy/lib/function_base.py')

diff --git a/numpy/lib/function_base.py b/numpy/lib/function_base.py
index b3c94a264..77561246e 100644
--- a/numpy/lib/function_base.py
+++ b/numpy/lib/function_base.py
@@ -772,7 +772,7 @@ def _i0_2(x):
     return exp(x) * _chbevl(32.0/x - 2.0, _i0B) / sqrt(x)
 
 def i0(x):
-    x = atleast_1d(x)
+    x = atleast_1d(x).copy()
     y = empty_like(x)
     ind = (x<0)
     x[ind] = -x[ind]
-- 
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