3 files changed, 23 insertions, 24 deletions

diff --git a/src/Simplex_tree/example/CMakeLists.txt b/src/Simplex_tree/example/CMakeLists.txt
index b33b2d05..857e8518 100644
--- a/src/Simplex_tree/example/CMakeLists.txt
+++ b/src/Simplex_tree/example/CMakeLists.txt
@@ -1,4 +1,3 @@
-cmake_minimum_required(VERSION 2.6)
 project(Simplex_tree_examples)
 
 add_executable ( Simplex_tree_example_from_cliques_of_graph simplex_tree_from_cliques_of_graph.cpp )
diff --git a/src/Simplex_tree/example/cech_complex_cgal_mini_sphere_3d.cpp b/src/Simplex_tree/example/cech_complex_cgal_mini_sphere_3d.cpp
index 08ed74bb..34092ef6 100644
--- a/src/Simplex_tree/example/cech_complex_cgal_mini_sphere_3d.cpp
+++ b/src/Simplex_tree/example/cech_complex_cgal_mini_sphere_3d.cpp
@@ -171,7 +171,7 @@ void program_options(int argc, char* argv[], std::string& off_file_points, Filtr
 
     std::cout << "Usage: " << argv[0] << " [options] input-file" << std::endl << std::endl;
     std::cout << visible << std::endl;
-    std::abort();
+    exit(-1);
   }
 }
 
diff --git a/src/Simplex_tree/example/graph_expansion_with_blocker.cpp b/src/Simplex_tree/example/graph_expansion_with_blocker.cpp
index f675e353..f39de31f 100644
--- a/src/Simplex_tree/example/graph_expansion_with_blocker.cpp
+++ b/src/Simplex_tree/example/graph_expansion_with_blocker.cpp
@@ -29,33 +29,33 @@ using Simplex_handle = Simplex_tree::Simplex_handle;
 
 int main(int argc, char* const argv[]) {
   // Construct the Simplex Tree with a 1-skeleton graph example
-  Simplex_tree simplexTree;
+  Simplex_tree stree;
 
-  simplexTree.insert_simplex({0, 1}, 0.);
-  simplexTree.insert_simplex({0, 2}, 1.);
-  simplexTree.insert_simplex({0, 3}, 2.);
-  simplexTree.insert_simplex({1, 2}, 3.);
-  simplexTree.insert_simplex({1, 3}, 4.);
-  simplexTree.insert_simplex({2, 3}, 5.);
-  simplexTree.insert_simplex({2, 4}, 6.);
-  simplexTree.insert_simplex({3, 6}, 7.);
-  simplexTree.insert_simplex({4, 5}, 8.);
-  simplexTree.insert_simplex({4, 6}, 9.);
-  simplexTree.insert_simplex({5, 6}, 10.);
-  simplexTree.insert_simplex({6}, 10.);
+  stree.insert_simplex({0, 1}, 0.);
+  stree.insert_simplex({0, 2}, 1.);
+  stree.insert_simplex({0, 3}, 2.);
+  stree.insert_simplex({1, 2}, 3.);
+  stree.insert_simplex({1, 3}, 4.);
+  stree.insert_simplex({2, 3}, 5.);
+  stree.insert_simplex({2, 4}, 6.);
+  stree.insert_simplex({3, 6}, 7.);
+  stree.insert_simplex({4, 5}, 8.);
+  stree.insert_simplex({4, 6}, 9.);
+  stree.insert_simplex({5, 6}, 10.);
+  stree.insert_simplex({6}, 10.);
 
-  simplexTree.expansion_with_blockers(3, [&](Simplex_handle sh) {
+  stree.expansion_with_blockers(3, [&](Simplex_handle sh) {
     bool result = false;
     std::cout << "Blocker on [";
     // User can loop on the vertices from the given simplex_handle i.e.
-    for (auto vertex : simplexTree.simplex_vertex_range(sh)) {
+    for (auto vertex : stree.simplex_vertex_range(sh)) {
       // We block the expansion, if the vertex '6' is in the given list of vertices
       if (vertex == 6) result = true;
       std::cout << vertex << ", ";
     }
-    std::cout << "] ( " << simplexTree.filtration(sh);
+    std::cout << "] ( " << stree.filtration(sh);
     // User can re-assign a new filtration value directly in the blocker (default is the maximal value of boudaries)
-    simplexTree.assign_filtration(sh, simplexTree.filtration(sh) + 1.);
+    stree.assign_filtration(sh, stree.filtration(sh) + 1.);
 
     std::cout << " + 1. ) = " << result << std::endl;
 
@@ -63,13 +63,13 @@ int main(int argc, char* const argv[]) {
   });
 
   std::cout << "********************************************************************\n";
-  std::cout << "* The complex contains " << simplexTree.num_simplices() << " simplices";
-  std::cout << "   - dimension " << simplexTree.dimension() << "\n";
+  std::cout << "* The complex contains " << stree.num_simplices() << " simplices";
+  std::cout << "   - dimension " << stree.dimension() << "\n";
   std::cout << "* Iterator on Simplices in the filtration, with [filtration value]:\n";
-  for (auto f_simplex : simplexTree.filtration_simplex_range()) {
+  for (auto f_simplex : stree.filtration_simplex_range()) {
     std::cout << "   "
-              << "[" << simplexTree.filtration(f_simplex) << "] ";
-    for (auto vertex : simplexTree.simplex_vertex_range(f_simplex)) std::cout << "(" << vertex << ")";
+              << "[" << stree.filtration(f_simplex) << "] ";
+    for (auto vertex : stree.simplex_vertex_range(f_simplex)) std::cout << "(" << vertex << ")";
     std::cout << std::endl;
   }