face_count_of_element

face_count_of_element = {'C3D10': 4, 'C3D15': 5, 'C3D20': 6, 'C3D20R': 6, 'C3D4': 4, 'C3D6': 5, 'C3D8': 6, 'C3D8R': 6, 'CPE3': 3, 'CPE4': 4, 'CPE4R': 4, 'CPE6': 3, 'CPE8': 4, 'CPE8R': 4}

number of faces an element has. For 2D element: number of edges