}
    Stats other = (Stats) obj;
    return count == other.count
        && doubleToLongBits(mean) == doubleToLongBits(other.mean)
        && doubleToLongBits(sumOfSquaresOfDeltas) == doubleToLongBits(other.sumOfSquaresOfDeltas)
        && doubleToLongBits(min) == doubleToLongBits(other.min)
        && doubleToLongBits(max) == doubleToLongBits(other.max);
  }

  /**
   * {@inheritDoc}
   *

      return false;
    }
    PairedStats other = (PairedStats) obj;
    return xStats.equals(other.xStats)
        && yStats.equals(other.yStats)
        && doubleToLongBits(sumOfProductsOfDeltas) == doubleToLongBits(other.sumOfProductsOfDeltas);
  }

  /**
   * {@inheritDoc}
   *
   * <p><b>Note:</b> This hash code is consistent with exact equality of the calculated statistics,

   * using little-endian byte order.
   *
   * @throws IOException if an I/O error occurs
   */
  @Override
  public void writeDouble(double v) throws IOException {
    writeLong(Double.doubleToLongBits(v));
  }

  /**
   * Writes a {@code float} as specified by {@link DataOutputStream#writeFloat(float)}, except using
   * little-endian byte order.
   *
   * @throws IOException if an I/O error occurs

    assertEquals(0xBEBAFECAEFBEADDEL, in.readLong());
    assertThat(in.readUTF()).isEqualTo("Herby Derby");
    assertEquals(0xBEBAFECA, Float.floatToIntBits(in.readFloat()));
    assertEquals(0xBEBAFECAEFBEADDEL, Double.doubleToLongBits(in.readDouble()));
  }

  public void testSkipBytes() throws IOException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    DataOutputStream out = new DataOutputStream(baos);

    assertEquals(0xBEBAFECAEFBEADDEL, in.readLong());
    assertThat(in.readUTF()).isEqualTo("Herby Derby");
    assertEquals(0xBEBAFECA, Float.floatToIntBits(in.readFloat()));
    assertEquals(0xBEBAFECAEFBEADDEL, Double.doubleToLongBits(in.readDouble()));
  }

  @SuppressWarnings("deprecation") // testing a deprecated method
  public void testWriteBytes() throws IOException {

    /* Write out various test values in LITTLE ENDIAN FORMAT */

    assertEquals(0xBEBAFECAEFBEADDEL, in.readLong());
    assertThat(in.readUTF()).isEqualTo("Herby Derby");
    assertEquals(0xBEBAFECA, Float.floatToIntBits(in.readFloat()));
    assertEquals(0xBEBAFECAEFBEADDEL, Double.doubleToLongBits(in.readDouble()));
  }

  @SuppressWarnings("deprecation") // testing a deprecated method
  public void testWriteBytes() throws IOException {

    /* Write out various test values in LITTLE ENDIAN FORMAT */

     * @return the number of bytes written (8)
     */
    public static int enc_doublele(final double d, final byte[] dst, final int di) {
        return enc_uint64le(Double.doubleToLongBits(d), dst, di);
    }

    /**
     * Encodes a double value in big-endian byte order.
     *
     * @param d the double value to encode
     * @param dst the destination byte array

      }
    }
    for (int i = Double.MIN_EXPONENT; i <= Double.MAX_EXPONENT; i++) {
      for (int direction : new int[] {1, -1}) {
        double d = Double.longBitsToDouble(Double.doubleToLongBits(Math.scalb(1.0, i)) + direction);
        // Math.nextUp/nextDown
        if (d != Math.rint(d)) {
          fractionalBuilder.add(d);
        }
      }
    }
    for (double d :

     * @return the number of bytes written (8)
     */
    public static int enc_doublele(final double d, final byte[] dst, final int di) {
        return enc_uint64le(Double.doubleToLongBits(d), dst, di);
    }

    /**
     * Encodes a double value in big-endian byte order.
     *
     * @param d the double value to encode
     * @param dst the destination byte array

        return false;
      }
    }
    return true;
  }

  // Match the behavior of Double.equals()
  private static boolean areEqual(double a, double b) {
    return Double.doubleToLongBits(a) == Double.doubleToLongBits(b);
  }

  /** Returns an unspecified hash code for the contents of this immutable array. */
  @Override
  public int hashCode() {
    int hash = 1;
    for (int i = start; i < end; i++) {