src/bigi/lib/bigi.js
function bnShiftRight(n) {
  var r = new BigInteger()
  if (n < 0) this.lShiftTo(-n, r)
  else this.rShiftTo(n, r)
  return r
}
function bnShiftRight(n) {
  var r = new BigInteger()
  if (n < 0) this.lShiftTo(-n, r)
  else this.rShiftTo(n, r)
  return r
}
function bnShiftRight ( n ) { var r = new BigInteger ( ) if ( n < 0 ) this . lShiftTo ( - n , r ) else this . rShiftTo ( n , r ) return r }
(public) this >> n
( public ) this >> n