Merge pull request #65 from cdwensley/preimrep

PreImagesRepresentative -> NC version
gap-packages · Oct 8, 2022 · ece127b · ece127b
2 parents 98e2f06 + 4fbbbc1
commit ece127b
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Showing 2 changed files with 7 additions and 5 deletions.
diff --git a/init.g b/init.g
@@ -2,11 +2,13 @@
 ##
 #W  init.g                 The XMODALG package               Zekeriya Arvasi
 #W                                                             & Alper Odabas
-##  version 1.19, 16/05/2021 
-##
-#Y  Copyright (C) 2014-2021, Zekeriya Arvasi & Alper Odabas,  
+#Y  Copyright (C) 2014-2022, Zekeriya Arvasi & Alper Odabas,  
 ##
 
+if not IsBound( PreImagesRepresentativeNC ) then 
+    BindGlobal( "PreImagesRepresentativeNC", PreImagesRepresentative ); 
+fi; 
+
 ##  read the function declarations
 ReadPackage( "xmodalg", "lib/algebra.gd" );
 ReadPackage( "xmodalg", "lib/alg2obj.gd" );  

diff --git a/lib/algebra.gi b/lib/algebra.gi
@@ -2,7 +2,7 @@
 ##
 #W  algebra.gi                 The XMODALG package            Zekeriya Arvasi
 #W                                                             & Alper Odabas
-#Y  Copyright (C) 2014-2021, Zekeriya Arvasi & Alper Odabas,  
+#Y  Copyright (C) 2014-2022, Zekeriya Arvasi & Alper Odabas,  
 ##
 
 ############################  algebra operations  ########################### 
@@ -668,7 +668,7 @@ function ( hom )
     maps := ListWithIdenticalEntries( dimB, 0 );
     for j in [1..dimB] do 
         b := vecB[j]; 
-        p := PreImagesRepresentative( hom, b ); 
+        p := PreImagesRepresentativeNC( hom, b ); 
         im := List( vecA, a -> p*a );
         maps[j] := LeftModuleHomomorphismByImages( A, A, vecA, im );
     od;