fixed doc, removed unused method declaration
diff --git a/kll/include/kolmogorov_smirnov.hpp b/kll/include/kolmogorov_smirnov.hpp
index af5ba76..9068522 100644
--- a/kll/include/kolmogorov_smirnov.hpp
+++ b/kll/include/kolmogorov_smirnov.hpp
@@ -25,10 +25,10 @@
 class kolmogorov_smirnov {
 public:
   /**
-   * Computes the raw delta area between two quantile sketches for the Kolmogorov-Smirnov Test.
-   * @param sketch1 quantile sketch 1
-   * @param sketch2 quantile sketch 2
-   * @return the raw delta area between two quantile sketches
+   * Computes the raw delta area between two KLL quantile sketches for the Kolmogorov-Smirnov Test.
+   * @param sketch1 KLL sketch 1
+   * @param sketch2 KLL sketch 2
+   * @return the raw delta between two KLL quantile sketches
    */
   template<typename Sketch>
   static double delta(const Sketch& sketch1, const Sketch& sketch2);
@@ -37,30 +37,27 @@
    * Computes the adjusted delta area threshold for the Kolmogorov-Smirnov Test.
    * Adjusts the computed threshold by the error epsilons of the two given sketches.
    * See <a href="https://en.wikipedia.org/wiki/Kolmogorov-Smirnov_test">Kolmogorov–Smirnov Test</a>
-   * @param sketch1 quantile sketch 1
-   * @param sketch2 quantile sketch 2
+   * @param sketch1 KLL sketch 1
+   * @param sketch2 KLL sketch 2
    * @param p Target p-value. Typically .001 to .1, e.g., .05.
-   * @return the adjusted threshold to be compared with the raw delta area
+   * @return the adjusted threshold to be compared with the raw delta
    */
   template<typename Sketch>
   static double threshold(const Sketch& sketch1, const Sketch& sketch2, double p);
 
   /**
-   * Performs the Kolmogorov-Smirnov Test between two quantiles sketches.
+   * Performs the Kolmogorov-Smirnov Test between two KLL quantiles sketches.
    * Note: if the given sketches have insufficient data or if the sketch sizes are too small,
    * this will return false.
-   * @param sketch1 Input DoubleSketch 1
-   * @param sketch2 Input DoubleSketch 2
-   * @param tgtPvalue Target p-value. Typically .001 to .1, e.g., .05.
+   * @param sketch1 KLL sketch 1
+   * @param sketch2 KLL sketch 2
+   * @param p Target p-value. Typically .001 to .1, e.g., .05.
    * @return Boolean indicating whether we can reject the null hypothesis (that the sketches
-   * reflect the same underlying distribution) using the provided tgtPValue.
+   * reflect the same underlying distribution) using the provided p-value.
    */
   template<typename Sketch>
   static bool test(const Sketch& sketch1, const Sketch& sketch2, double p);
 
-private:
-  template<typename Comparator, typename Iterator>
-  static Iterator skip_equal(Iterator from, Iterator to);
 };
 
 } /* namespace datasketches */