diff --git a/src/math/p_erf.c b/src/math/p_erf.c
index 347a83c..1453a31 100644
--- a/src/math/p_erf.c
+++ b/src/math/p_erf.c
@@ -1,46 +1,7 @@
 #include <pal.h>
 /**
 *
-* Developer Certificate of Origin
-* Version 1.1
-*
-* Copyright (C) 2004, 2006 The Linux Foundation and its contributors.
-* 660 York Street, Suite 102,
-* San Francisco, CA 94110 USA
-*
-* Everyone is permitted to copy and distribute verbatim copies of this
-* license document, but changing it is not allowed.
-*
-* Developer's Certificate of Origin 1.1
-*
-* By making a contribution to this project, I certify that:
-*
-* (a) The contribution was created in whole or in part by me and I
-*     have the right to submit it under the open source license
-*     indicated in the file; or
-*
-* (b) The contribution is based upon previous work that, to the best
-*     of my knowledge, is covered under an appropriate open source
-*     license and I have the right under that license to submit that
-*     work with modifications, whether created in whole or in part
-*     by me, under the same open source license (unless I am
-*     permitted to submit under a different license), as indicated
-*     in the file; or
-*
-* (c) The contribution was provided directly to me by some other
-*     person who certified (a), (b) or (c) and I have not modified
-*     it.
-*
-* (d) I understand and agree that this project and the contribution
-*     are public and that a record of the contribution (including all
-*     personal information I submit with it, including my sign-off) is
-*     maintained indefinitely and may be redistributed consistent with
-*     this project or the open source license(s) involved.
-*
-*     Signed-off-by: Adam Szewczyk <nefilim98@yahoo.com>
-* 
-* Calculate error function.
-*
+* Calculate error function
 *
 * @param a     Pointer to input vector
 *
@@ -52,7 +13,6 @@
 *
 */
 
-
 void p_erf_f32(const float *a, float *c, int n)
 
 {