From 295292422c2edd62e03fc3feafa785188a20f8ba Mon Sep 17 00:00:00 2001
From: stgoh <sengtak@hotmail.com>
Date: Wed, 15 May 2019 14:34:09 +0200
Subject: [PATCH] Rectified Description error on twiddeCoeff_rfft_32

Rectified error on formula that generates Twiddle coefficients table for RFFT (line 17749)
---
 Source/CommonTables/arm_common_tables.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Source/CommonTables/arm_common_tables.c b/Source/CommonTables/arm_common_tables.c
index ea396a95..65551256 100644
--- a/Source/CommonTables/arm_common_tables.c
+++ b/Source/CommonTables/arm_common_tables.c
@@ -17746,7 +17746,7 @@ const uint16_t armBitRevIndexTable_fixed_4096[ARMBITREVINDEXTABLE_FIXED_4096_TAB
   @par
   Example code for Floating-point RFFT Twiddle factors Generation:
   @par
-  <pre>TW = exp(2*pi*i*[0:L/2-1]/L - pi/2*i).' </pre>
+  <pre>TW = exp(pi/2*i-2*pi*i*[0:L/2-1]/L).' </pre>
   @par
   Real and Imag values are in interleaved fashion
 */