Apply suggestions from code review

Co-Authored-By: Dominik Bernhardt <[email protected]>

lib/oper.g

@@ -630,8 +630,8 @@ end );
 ##  Internal methods are functions such as <C>+</C> or <C>^</C>.
 ##  <Ref Func="UntraceInternalMethods"/> turns tracing off.
 ##  As these methods can be called hundreds of thousands of times in simple GAP
-##  code, there is a statement printed each time one is called. Instead, the
-##  method <Ref Func="GetTracedInternalMethodsCounts"/> returns how many time
+##  code, there isn't a statement printed each time one is called. Instead, the
+##  method <Ref Func="GetTracedInternalMethodsCounts"/> returns how many times
 ##  each operation has been applied to each type of variable (the type of a
 ##  variable can be found with the <C>TNUM_OBJ</C> method).
 ##  <Log><![CDATA[
@@ -2132,4 +2132,3 @@ BIND_GLOBAL( "RECALCULATE_ALL_METHOD_RANKS", function()
     Assert(2, CHECK_ALL_METHOD_RANKS());
 end );
 
-

src/tracing.c

@@ -7,7 +7,7 @@
 **
 **  SPDX-License-Identifier: GPL-2.0-or-later
 **
-**  This file contains functionality for tracking operations
+**  This file contains functionality for tracing operations
 **
 */
 

src/tracing.h

@@ -7,7 +7,7 @@
 **
 **  SPDX-License-Identifier: GPL-2.0-or-later
 **
-**  This file defines the functions for computing with finite presentations.
+**  This file defines the functions for tracing operations.
 */
 
 // This file contains functionality which is used for tracking GAP's