--- a/src/sparse-xdiv.cc	Thu Feb 11 12:23:32 2010 -0500
+++ b/src/sparse-xdiv.cc	Thu Feb 11 12:41:46 2010 -0500
@@ -144,7 +144,7 @@
   octave_idx_type info;
   double rcond = 0.0;
   Matrix result = btmp.solve (btyp, atmp, info, rcond, 
-			      solve_singularity_warning);
+                              solve_singularity_warning);
 
   typ = btyp.transpose ();
   return result.transpose ();
@@ -224,7 +224,7 @@
   octave_idx_type info;
   double rcond = 0.0;
   SparseMatrix result = btmp.solve (btyp, atmp, info, rcond, 
-				    solve_singularity_warning);
+                                    solve_singularity_warning);
 
   typ = btyp.transpose ();
   return result.transpose ();
@@ -318,12 +318,12 @@
       const octave_idx_type colend = a.cidx (j+1);
       r.xcidx (j) = k_result;
       if (s != zero)
-	for (octave_idx_type k = a.cidx (j); k < colend; ++k)
-	  {
-	    r.xdata (k_result) = a.data (k) / s;
-	    r.xridx (k_result) = a.ridx (k);
-	    ++k_result;
-	  }
+        for (octave_idx_type k = a.cidx (j); k < colend; ++k)
+          {
+            r.xdata (k_result) = a.data (k) / s;
+            r.xridx (k_result) = a.ridx (k);
+            ++k_result;
+          }
     }
   r.xcidx (nc) = k_result;
 
@@ -386,8 +386,8 @@
   for (octave_idx_type j = 0; j < nc; j++)
     for (octave_idx_type i = b.cidx(j); i < b.cidx(j+1); i++)
       {
-	octave_quit ();
-	result.elem (b.ridx(i), j) = a / b.data (i);
+        octave_quit ();
+        result.elem (b.ridx(i), j) = a / b.data (i);
       }
 
   return result;
@@ -404,8 +404,8 @@
   for (octave_idx_type j = 0; j < nc; j++)
     for (octave_idx_type i = b.cidx(j); i < b.cidx(j+1); i++)
       {
-	octave_quit ();
-	result.elem (b.ridx(i), j) = a / b.data (i);
+        octave_quit ();
+        result.elem (b.ridx(i), j) = a / b.data (i);
       }
 
   return result;
@@ -422,8 +422,8 @@
   for (octave_idx_type j = 0; j < nc; j++)
     for (octave_idx_type i = b.cidx(j); i < b.cidx(j+1); i++)
       {
-	octave_quit ();
-	result.elem (b.ridx(i), j) = a / b.data (i);
+        octave_quit ();
+        result.elem (b.ridx(i), j) = a / b.data (i);
       }
 
   return result;
@@ -440,8 +440,8 @@
   for (octave_idx_type j = 0; j < nc; j++)
     for (octave_idx_type i = b.cidx(j); i < b.cidx(j+1); i++)
       {
-	octave_quit ();
-	result.elem (b.ridx(i), j) = a / b.data (i);
+        octave_quit ();
+        result.elem (b.ridx(i), j) = a / b.data (i);
       }
 
   return result;
@@ -547,7 +547,7 @@
 // -*- 8 -*-
 SparseComplexMatrix
 xleftdiv (const SparseComplexMatrix& a, const SparseComplexMatrix& b, 
-	  MatrixType &typ)
+          MatrixType &typ)
 {
   if (! mx_leftdiv_conform (a, b))
     return SparseComplexMatrix ();
@@ -584,19 +584,19 @@
       const octave_idx_type colend = a.cidx (j+1);
       r.xcidx (j) = k_result;
       for (octave_idx_type k = a.cidx (j); k < colend; ++k)
-	{
-	  const octave_idx_type i = a.ridx (k);
-	  if (i < nr)
-	    {
-	      const DM_elt_type s = d.dgelem (i);
-	      if (s != zero)
-		{
-		  r.xdata (k_result) = a.data (k) / s;
-		  r.xridx (k_result) = i;
-		  ++k_result;
-		}
-	    }
-	}
+        {
+          const octave_idx_type i = a.ridx (k);
+          if (i < nr)
+            {
+              const DM_elt_type s = d.dgelem (i);
+              if (s != zero)
+                {
+                  r.xdata (k_result) = a.data (k) / s;
+                  r.xridx (k_result) = i;
+                  ++k_result;
+                }
+            }
+        }
     }
   r.xcidx (a_nc) = k_result;