1 files changed, 7 insertions, 7 deletions
diff --git a/src/Persistent_cohomology/example/alpha_shapes_persistence.cpp b/src/Persistent_cohomology/example/alpha_shapes_persistence.cpp
index 6d5eebcf..235ea141 100644
--- a/src/Persistent_cohomology/example/alpha_shapes_persistence.cpp
+++ b/src/Persistent_cohomology/example/alpha_shapes_persistence.cpp
@@ -124,6 +124,12 @@ void usage(char * const progName) {
 }
 
 int main(int argc, char * const argv[]) {
+  // program args management
+  if (argc != 4) {
+    std::cerr << "Error: Number of arguments (" << argc << ") is not correct\n";
+    usage(argv[0]);
+  }
+
   int coeff_field_characteristic = 0;
   int returnedScanValue = sscanf(argv[2], "%d", &coeff_field_characteristic);
   if ((returnedScanValue == EOF) || (coeff_field_characteristic <= 0)) {
@@ -138,12 +144,6 @@ int main(int argc, char * const argv[]) {
     usage(argv[0]);
   }
 
-  // program args management
-  if (argc != 4) {
-    std::cerr << "Error: Number of arguments (" << argc << ") is not correct\n";
-    usage(argv[0]);
-  }
-
   // Read points from file
   std::string filegraph = argv[1];
   std::list<Point_3> lp;
@@ -239,7 +239,7 @@ int main(int argc, char * const argv[]) {
       }
     }
     // Construction of the simplex_tree
-    Filtration_value filtr = std::sqrt(*the_alpha_value_iterator);
+    Filtration_value filtr = /*std::sqrt*/(*the_alpha_value_iterator);
 #ifdef DEBUG_TRACES
     std::cout << "filtration = " << filtr << std::endl;
 #endif  // DEBUG_TRACES