======Метод ProjectNode.TryCalculateGrade(ProjectNode, ProjectNode, Double)======
  * **Пространство имен:** [[developers:references:topomatic.alg.prf|Topomatic.Alg.Prf]]
  * **Сборка:** Topomatic.Alg (в Topomatic.Alg.dll)
=====Синтаксис=====
<code csharp>public static bool TryCalculateGrade(ProjectNode first, ProjectNode second, out double grade)</code>
**Параметры**
  * //first//
    * Тип: [[developers:references:topomatic.alg.prf.projectnode|Topomatic.Alg.Prf.ProjectNode]]

  * //second//
    * Тип: [[developers:references:topomatic.alg.prf.projectnode|Topomatic.Alg.Prf.ProjectNode]]

  * //grade//
    * Тип: [[developers:references:system.double|System.Double]]

**Возвращаемое значение**
  * Тип: [[developers:references:system.boolean|System.Boolean]]