 Usage:  z = csortcol(x, c)  
 
 Input:

  x                      n x p x d1 x ... x dn complex array 
                         
  c                      scalar column of x 
                         
 Output:

  z                      n x p x d1 x ... x dn array real part of sorted x 
                         
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(C) MD*TECH Method and Data Technologies, 17.8.2000
