diff --git a/src/main/scala/BIDMat/GSMat.scala b/src/main/scala/BIDMat/GSMat.scala
index fbb0f7dc..f648feff 100755
--- a/src/main/scala/BIDMat/GSMat.scala
+++ b/src/main/scala/BIDMat/GSMat.scala
@@ -297,18 +297,18 @@ class GSPair (val omat:Mat, val mat:GSMat) extends Pair {
 	override def ^* (b : Mat):Mat = Mop_TTimes.op(mat, b, omat)
 	override def Tx (b : Mat):Mat = Mop_TTimes.op(mat, b, omat)
 	
-  def +  (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_add);
-  def -  (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_sub);
-  def *@ (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_mul);
-  def ∘  (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_mul);
-  def /  (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_div);
-  
-  def != (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_ne);
-  def >  (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_gt);
-  def <  (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_lt);  
-  def <= (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_le);  
-  def >= (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_ge);  
-  def == (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_eq);
+  override def +  (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_add);
+  override def -  (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_sub);
+  override def *@ (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_mul);
+  override def ∘  (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_mul);
+  override def /  (a:Float) = mat.GSDop(GMat(a), omat, BinOp.op_div);
+  
+  override def != (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_ne);
+  override def >  (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_gt);
+  override def <  (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_lt);  
+  override def <= (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_le);  
+  override def >= (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_ge);  
+  override def == (a : Float):GSMat = mat.GSDop(GMat(a), omat, BinOp.op_eq);
 	
 	override def *  (b : Mat) = Mop_Times.op(mat, b, null)
   override def *^ (b : Mat) = Mop_TimesT.op(mat, b, null)