diff --git a/EgtNumKernel.rc b/EgtNumKernel.rc
index 678d111..741e2f5 100644
Binary files a/EgtNumKernel.rc and b/EgtNumKernel.rc differ
diff --git a/PolynomialRoots.cpp b/PolynomialRoots.cpp
index 6b1939b..3e348a5 100644
--- a/PolynomialRoots.cpp
+++ b/PolynomialRoots.cpp
@@ -51,7 +51,7 @@ PolynomialRoots( int nDegree, DBLVECTOR& vdPoly, DBLVECTOR& vdRoot, int* pnIter)
    if ( nDegree == 1)
       return LinearPolynomialRoots( vdPoly, vdRoot, pnIter) ;
 
-  // se polinomi quadratico
+  // se polinomio quadratico
    if ( nDegree == 2)
       return QuadraticPolynomialRoots( vdPoly, vdRoot, pnIter) ;
 
@@ -209,21 +209,19 @@ QuadraticPolynomialRoots( DBLVECTOR& vdPoly, DBLVECTOR& vdRoot, int* pnIter)
    double q = vdPoly[0] / vdPoly[2] ;
    double Delta = p * p - q ;
    if ( abs( Delta) < DBL_EPSILON * DBL_EPSILON) {
-      vdRoot.clear() ;
-      vdRoot.reserve( 1) ;
       vdRoot.push_back( -p) ;
       return 1 ;
-    }
-    if ( Delta < 0.0) {
+   }
+   if ( Delta < 0.0) {
       return 0 ;
-    }
-    // Delta positivo
-    double dSqrtD = sqrt( Delta) ;
-    double r1 = -( p + copysign( dSqrtD, p)) ;
-    double r2 = q / r1 ;
-    if ( r1 > r2)
-       swap( r1, r2) ;
-    vdRoot.push_back( r1) ;
-    vdRoot.push_back( r2) ;
-    return 2 ;
+   }
+  // Delta positivo
+   double dSqrtD = sqrt( Delta) ;
+   double r1 = -( p + copysign( dSqrtD, p)) ;
+   double r2 = q / r1 ;
+   if ( r1 > r2)
+      swap( r1, r2) ;
+   vdRoot.push_back( r1) ;
+   vdRoot.push_back( r2) ;
+   return 2 ;
 }