属于matlab程序，利用相场法来求解任意脆性断裂问题的裂纹拓扑，具有高鲁棒性(It belongs to the matlab program and uses the phase field method to solve the crack topology of arbitrary brittle fracture problem. It has high robustness.)

采用国际上非常流行的近场动力学模拟技术与经典的离散元方法结合，模拟常见材料的断裂力学问题