change comments

include/TrafoMatrix.hpp

@@ -3,7 +3,7 @@
     TrafoMatrix for EEROS 
 
     Author: Romano Hauser
-    Date: 18.07.2023
+    Date: 18.07.2024
     Mail: romano.hauser@ost.ch
 
     Labeled TrafoMatrix based on EEROS Matrix 

src/TrafoMatrix.cpp

@@ -76,12 +76,11 @@ namespace tf {
             gamma= std::acos((*this)(0,0)/std::cos(beta)); 
             if ((*this)(1,0) < 0.0) gamma *= -1; 
             
-        // alpah: asin( [2,1] /cos(beta)); check if 
+        // alpha: asin( [2,1] /cos(beta)); 
             alpha= std::asin((*this)(2,1)/std::cos(beta)); 
+        //  check if [2,2]  is negativ, then alpha is in the next quadrant -> alpha > PI (alpha > 0 )  or alpha < -PI (alpha< 0)
             if( (*this)(2,2) < 0.0 && alpha > 0.0 ) alpha = M_PI- alpha; 
             if( (*this)(2,2) < 0.0 && alpha < 0.0 ) alpha =  -(M_PI+ alpha) ; 
-            // alpha= std::acos((*this)(2,0)/std::cos(beta)); 
-
         }
     }
     

test/test_TrafoMatrix.cpp

@@ -2,7 +2,7 @@
 /*  test_TrafoMatrix 
     Author:     Romano Hauser 
     Mail:       romano.hauser@ost.ch
-    Date:       16.07.2024
+    Date:       18.07.2024
 
     testing of TrafoMatrix functions 
 */