old_contents: var _curry2 = require('./internal/_curry2');
  var _reduce = require('./internal/_reduce');
  var _slice = require('./internal/_slice');
  var ap = require('./ap');
  var curryN = require('./curryN');
  var map = require('./map');
  
  
  /**
   * "lifts" a function to be the specified arity, so that it may "map over" that
   * many lists (or other Functors).
   *
   * @func
   * @memberOf R
   * @since v0.7.0
   * @category Function
   * @sig Number -> (*... -> *) -> ([*]... -> [*])
   * @param {Function} fn The function to lift into higher context
   * @return {Function} The function `fn` applicable to mappable objects.
   * @see R.lift
   * @example
   *
   *      var madd3 = R.liftN(3, R.curryN(3, () => R.reduce(R.add, 0, arguments)));
   *      madd3([1,2,3], [1,2,3], [1]); //=> [3, 4, 5, 4, 5, 6, 5, 6, 7]
   */
  module.exports = _curry2(function liftN(arity, fn) {
    var lifted = curryN(arity, fn);
    return curryN(arity, function() {
      return _reduce(ap, map(lifted, arguments[0]), _slice(arguments, 1));
    });
  });
  
new_contents: var _curry2 = require('./internal/_curry2');
  var _reduce = require('./internal/_reduce');
  var _slice = require('./internal/_slice');
  var ap = require('./ap');
  var curryN = require('./curryN');
  var map = require('./map');
  
  
  /**
   * "lifts" a function to be the specified arity, so that it may "map over" that
   * many lists (or other Functors).
   *
   * @func
   * @memberOf R
   * @since v0.7.0
   * @category Function
   * @sig Number -> (*... -> *) -> ([*]... -> [*])
   * @param {Function} fn The function to lift into higher context
   * @return {Function} The function `fn` applicable to mappable objects.
   * @see R.lift
   * @example
   *
   *      var madd3 = R.liftN(3, R.curryN(3, function(){ return R.sum(arguments))}));
   *      madd3([1,2,3], [1,2,3], [1]); //=> [3, 4, 5, 4, 5, 6, 5, 6, 7]
   */
  module.exports = _curry2(function liftN(arity, fn) {
    var lifted = curryN(arity, fn);
    return curryN(arity, function() {
      return _reduce(ap, map(lifted, arguments[0]), _slice(arguments, 1));
    });
  });
  
subject: refactor example of liftN