diff --git a/lectures/algorithms-lambdas-traits/index.html b/lectures/algorithms-lambdas-traits/index.html
index b2fe5d7..868058d 100644
--- a/lectures/algorithms-lambdas-traits/index.html
+++ b/lectures/algorithms-lambdas-traits/index.html
@@ -1,31 +1,13 @@
-C++ for numerical computing part 2
+Algorithms, lambdas, traits
-
-
+
+
-
-
-
-
-
-
diff --git a/lectures/classes/index.html b/lectures/classes/index.html
index 32819ae..a112137 100644
--- a/lectures/classes/index.html
+++ b/lectures/classes/index.html
@@ -5,27 +5,9 @@
-
-
-
+
+
+
-
-
-
-
-
-