test/brwt/binary_relation_test.cpp
// ==========================================
// n-th element in object major order
// ==========================================
n-th element in object major order
n - th element in object major order
static auto make_object_major_nth_element() {
  return [br = make_test_binary_relation()](const auto... args) {
    using brwt::obj_major;
    return br.nth_element(args..., obj_major);
  };
}
static auto make_object_major_nth_element ( ) { return [ br = make_test_binary_relation ( ) ] ( const auto ... args ) { using brwt :: obj_major ; return br . nth_element ( args ... , obj_major ) ; } ; }
n-th element in object major order
n - th element in object major order