Data for: Complex variable solutions on twin tunnelling at great depth in viscoelastic geomaterial considering the three-dimensional effects of tunnel faces

The .zip file contains both Mathematical codes (Ver 11.0) and the ABAQUS model (Ver 6.16) for verification of the analytical algorithm, as well as for the parametric investigation.该压缩文件包含用于解析算法验证及参数化研究的数学代码（版本11.0）与ABAQUS模型（版本6.16）。