    /// @dev Returns the price of LP in ETH in 1e18 decimals
    function getLpPriceInEth() external view override returns (uint) {
    ...

    /// @notice Returns the price of rDPX in ETH
    /// @return price price of rDPX in ETH in 1e18 decimals
    function getRdpxPriceInEth() external view override returns (uint price) {
  /**
   * @notice Returns the price of rDPX against ETH
   * @dev    Price is in 1e8 Precision
   * @return rdpxPriceInEth rDPX price in ETH
   **/
  function getRdpxPrice() public view returns (uint256) {
    return
      IRdpxEthOracle(pricingOracleAddresses.rdpxPriceOracle)
        .getRdpxPriceInEth();
  }
  /**
   * @notice Returns the price of a rDPX/ETH Lp token against the alpha token
   * @dev    Price is in 1e8 Precision
   * @return uint256 LP price
   **/
  function getLpPrice() public view returns (uint256) {
  function getLpTokenBalanceInWeth() external view returns (uint256) {
    return (lpTokenBalance * getLpPrice()) / 1e8;
  }
  /**
   * @notice Returns the price of the underlying in ETH in 1e8 precision
   * @return uint256 the current underlying price
   **/
  function getUnderlyingPrice() external view returns (uint256);
  function calculatePremium(
    uint256 _strike,
    uint256 _amount,
    uint256 timeToExpiry,
    uint256 _price
  ) public view returns (uint256 premium) {
    premium = ((IOptionPricing(addresses.optionPricing).getOptionPrice(
      _strike,
      _price > 0 ? _price : getUnderlyingPrice(),
      getVolatility(_strike),
      timeToExpiry
    ) * _amount) / 1e8);
  }
