diehlpk/AnalyticStiffnessPython

Quasistatic Fracture using Nonlinear-Nonlocal Elastostatics with an Explicit Tangent Stiffness Matrix

Quasistatic Fracture using Nonliner-Nonlocal Elastostatics with an Explicit Tangent Stiffness Matrix

Dependencies

• numpy
• scipy
• matplotlib
• shapely

Folders

• ccm : Scripts for the comparison with classical continuums mechanics
• hard : Scripts for the hard loading
• soft : Scripts for the soft laoding
• tensile : Scripts for the tensile test
• potentials : Different potentials studied in the paper

Usage

python3 -m venv deps
source deps/bin/activate
pip install -r requirements.txt

References

1. Diehl, Patrick, and Robert Lipton. "Quasistatic Fracture using Nonlinear‐Nonlocal Elastostatics with Explicit Tangent Stiffness Matrix." International Journal for Numerical Methods in Engineering (2021). Link, Preprint