/*
 *  call-seq:
 *     dtable.remainder!(number)          ->  dtable
 *     dtable.remainder!(other)           ->  dtable
 *  
 *  When the argument is a number, this operation replaces with each entry x of _dtable_ by the remainder of x divided by _number_.
 *  When the argument is a data array, this operation replaces with each entry x of _dtable_
 *  by remainder of x divided by the corresponding entry in the _other_ data array.
 */ VALUE dtable_remainder_bang(VALUE ary, VALUE arg) {