Adds immediate migration results

qt6-after/qt6-migrated-legatus/include/GeographicLib/share/doc/GeographicLib-dev/example-Angle.cpp

@@ -0,0 +1,23 @@
+// Example of using the GeographicLib::Angle class.
+
+#include <iostream>
+#include <iomanip>
+#include <exception>
+#include <GeographicLib/Angle.hpp>
+
+int main(int argc, const char* const argv[]) {
+  try {
+    using ang = GeographicLib::Angle;
+    // Print table of parametric latitudes for f = 0.5
+    double f = 0.5;
+    std::cout << std::fixed << std::setprecision(4);
+    for (double d = 0; d <= 90; d+=10) {
+      ang phi{d};
+      std::cout << double(d) << " " << double(phi.modang(1-f)) << "\n";
+    }
+  }
+  catch (const std::exception& e) {
+    std::cerr << "Caught exception: " << e.what() << "\n";
+    return 1;
+  }
+}