* b}.
   *
   * @throws ArithmeticException if {@code a * b} overflows in signed {@code long} arithmetic
   */
  @InlineMe(replacement = "Math.multiplyExact(a, b)")
  public static long checkedMultiply(long a, long b) {
    return Math.multiplyExact(a, b);
  }

  /**
   * Returns the {@code b} to the {@code k}th power, provided it does not overflow.
   *