declare view title in ui.router state declaration

app.js

.run(function($rootScope, $injector, $state, $stateParams) {
  $rootScope.$state = $state;
  $rootScope.$stateParams = $stateParams;
  
  $rootScope.$title = function() {
    if (angular.isFunction($state.current.title)) {
      return $injector.invoke($state.current.title, $rootScope, {
        $scope: $rootScope,
        $currentState: $state.current
      });
    } else if (angular.isString($state.current.title)) {
      return $state.current.title;
    } else {
      return 'Hello World';
    }

  };
})

// ng-bind the <title> to $title()