code: function min( arr ) {
  	if ( !Array.isArray( arr ) ) {
  		throw new TypeError( 'min()::invalid input argument. Must provide an array.' );
  	}
  	var len = arr.length,
  		val = arr[ 0 ];
  
  	for ( var i = 1; i < len; i++ ) {
  		if ( arr[ i ] < val ) {
  			val = arr[ i ];
  		}
  	}
  	return val;
  }
docs: FUNCTION: min( arr )
  Computes the minimum value of an array.
  
  @param {Array} arr - array of values
  @returns {Number} min value