Ani2D解决了系统的偏微分方程与变张量系数非结构化自适应三角网格。它提供了4便携式图书馆：网格生成，数据为基础的网格适应，有限元discretizations ，并特设求解。-Ani2D solves systems of PDEs with variable tensor coefficients on unstructured adaptive triangular meshes. It provides 4 portable libraries: mesh generation, met