--- a/abbrev.stc	Tue Aug 20 15:31:16 2019 +0200
+++ b/abbrev.stc	Tue Aug 20 15:31:19 2019 +0200
@@ -3,6 +3,7 @@
 # it provides information about a classes filename, category and especially namespace.
 AVLTree AVLTree stx:libbasic2 'Collections-Ordered-Trees' 0
 AbstractBackgroundJob AbstractBackgroundJob stx:libbasic2 'System-Support' 0
+AbstractMultidimensionalArray AbstractMultidimensionalArray stx:libbasic2 'Collections-MultiDimensional' 0
 ActiveObject ActiveObject stx:libbasic2 'Kernel-Processes' 0
 ActorStream ActorStream stx:libbasic2 'Streams' 0
 Archiver Archiver stx:libbasic2 'System-Support-FileFormats' 0
@@ -46,6 +47,7 @@
 HandlerCollection HandlerCollection stx:libbasic2 'Kernel-Exceptions' 0
 Heap Heap stx:libbasic2 'Collections-Sequenceable' 0
 IdentityBag IdentityBag stx:libbasic2 'Collections-Unordered' 0
+IncompatibleMatrixError IncompatibleMatrixError stx:libbasic2 'Kernel-Exceptions-Errors' 1
 IncrementNotification IncrementNotification stx:libbasic2 'Kernel-Exceptions-Notifications' 1
 IndentStream IndentStream stx:libbasic2 'Streams-Misc' 0
 InterestConverterWithParameters InterestConverterWithParameters stx:libbasic2 'Interface-Support-Models' 0
@@ -159,6 +161,8 @@
 IPSocketAddress IPSocketAddress stx:libbasic2 'OS-Sockets' 2
 LazyCons LazyCons stx:libbasic2 'Collections-Linked' 0
 LineNumberReadStream LineNumberReadStream stx:libbasic2 'Streams-Misc' 0
+Matrix Matrix stx:libbasic2 'Collections-MultiDimensional' 0
+MultiDimensionalArrayAccessor MultiDimensionalArrayAccessor stx:libbasic2 'Collections-MultiDimensional' 0
 PostscriptPrinterStream PostscriptPrinterStream stx:libbasic2 'Interface-Printing' 8
 RandomGNUSmalltalk RandomGNUSmalltalk stx:libbasic2 'Magnitude-Numbers-Random' 0
 RandomGenerator RandomGenerator stx:libbasic2 'Magnitude-Numbers-Random' 0
@@ -178,8 +182,12 @@
 HttpURI HttpURI stx:libbasic2 'Net-Resources' 0
 IPv6SocketAddress IPv6SocketAddress stx:libbasic2 'OS-Sockets' 2
 SftpURI SftpURI stx:libbasic2 'Net-Resources' 0
+TwoDimensionalMatrix TwoDimensionalMatrix stx:libbasic2 'Collections-MultiDimensional' 0
 UnlimitedSharedQueue UnlimitedSharedQueue stx:libbasic2 'Kernel-Processes' 0
 HttpsURI HttpsURI stx:libbasic2 'Net-Resources' 0
+SquareMatrix SquareMatrix stx:libbasic2 'Collections-MultiDimensional' 0
+Matrix2_2 Matrix2_2 stx:libbasic2 'Collections-MultiDimensional' 0
+Matrix3_3 Matrix3_3 stx:libbasic2 'Collections-MultiDimensional' 0
 DoubleLinkedList DoubleLinkedList stx:libbasic2 'Collections-Linked' 0
 IdentitySkipList IdentitySkipList stx:libbasic2 'Collections-Ordered-Trees' 0
 SkipList SkipList stx:libbasic2 'Collections-Ordered-Trees' 0