remove utf-8 characters

diff --git a/openpower/sv/twin_butterfly.mdwn b/openpower/sv/twin_butterfly.mdwn
index cf3d0e645e67434b739d5645f0804b7cf8bef37c..e35862b1bb76efa8adcfa29192f03f2b6ce6141b 100644 (file)
--- a/openpower/sv/twin_butterfly.mdwn
+++ b/openpower/sv/twin_butterfly.mdwn
@@ -98,7 +98,7 @@ Special Registers Altered:
 
 ## Floating Twin Multiply-Add DCT [Single]
 
-**Add the following to Book I Section 4.6.6.3 **
+**Add the following to Book I Section 4.6.6.3**
 
 X-Form
 
@@ -149,7 +149,7 @@ Special Registers Altered:
 
 ## Floating Multiply-Add FFT [Single]
 
-**Add the following to Book I Section 4.6.6.3 **
+**Add the following to Book I Section 4.6.6.3**
 
 X-Form
 
@@ -170,8 +170,8 @@ Pseudo-code:
 The two operations
 
 ```
-    FRS <-\90 -([(FRT) * \97(FRA)] - (FRB))
-    FRT <-\90   [(FRT) * \97(FRA)] + (FRB)
+    FRS <- -([(FRT) * (FRA)] - (FRB))
+    FRT <-   [(FRT) * (FRA)] + (FRB)
 ```
 
 are performed.