Updated header file to calculator.h

src/main/c/scientificMode.c

@@ -2,7 +2,7 @@
 
 #include <stdio.h>
 #include <math.h>
-#include "taschenrechner.h"
+#include "calculator.h"
 
 // get the number which has to be calculated
 double getNumberFromUser() {
@@ -154,4 +154,4 @@ double scientificMode() {
     } while (choice != 0);
 
     return result;
-}
+}