* Radek Fučík and Robert Straka: <i>Equivalent finite difference and partial differential equations for the lattice Boltzmann method</i>, Elsevier Computers & Mathematics with Applications, vol. 90, 2021, 96-103
https://doi.org/10.1016/j.camwa.2021.03.014
Electronic supplementary materials for the second paper (i.e., the output of this code) are placed in the root and named as supp_DdQq_pde.pdf.
## License
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
