graph ER {
	node [shape=box]; 
	{node [label = "Свойства"] props}; 
	{node [label = "Точки"] points};
	node [shape=ellipse];
	{node [label = <<B><U>Задача</U></B>>] problem}; 
	{node [label = <<B><U>Схема нагружения</U></B>>] scheme};
	{node [label = <<B><U>Дефект</U></B>>] defect}; 
	{node [label = <<B><U>Фаза</U></B>>] phaze};
	{node [label = <&sigma;<SUB>11</SUB>>] s11};
	{node [label = <&sigma;<SUB>22</SUB>>] s22};
	{node [label = <&sigma;<SUB>33</SUB>>] s33};
	{node [label = <&sigma;<SUB>12</SUB>>] s12};
	{node [label = <&sigma;<SUB>13</SUB>>] s13};
	{node [label = <&sigma;<SUB>23</SUB>>] s23};
	{node [label = <&sigma;<SUB>I</SUB>>] sI};
	
	node [shape=ellipse];
	{node [label = <<B><U>X</U><SUB>1</SUB></B>>] x1}; 
	{node [label = <<B><U>X</U><SUB>2</SUB></B>>] x2};
	{node [label = <<B><U>X</U><SUB>3</SUB></B>>] x3};
	
	node [shape=diamond,style=filled,color=lightgrey]; "С-Т";

	s11 -- props;
	s22 --props;
	s33 -- props;
	s12 -- props;
	s13 -- props;
	s23 -- props;
	sI -- props;
	props -- problem;
	props -- scheme;
	props -- defect;
	props -- phaze;
	props -- "С-Т" [label="m", len=1.00];
	"С-Т" -- points [label="n",len=1.00];
	points -- x1;
	points -- x2;
	points -- x3;
	
	fontsize=20;
}