Implemetation of JS Math.min and Math.max

Math.sol

pragma solidity ^0.4.23;

/**
 * @title Math
 * @dev Javascript Math.min and Math.max implementation
 */
library Math {
  /**
   * @dev Retreive smaller value from two parameters
   */
  function min(uint a, uint b) internal pure returns (uint) {
    return a < b ? a : b;
  }

  /**
   * @dev Retreive bigger value from two parameters
   */
  function max(uint a, uint b) internal pure returns (uint) {
    return a > b ? a : b;
  }
}