updated cross section

environment.yml

@@ -19,5 +19,5 @@ dependencies:
 - pip:
   - bmcs-utils==0.0.31a0
   - bmcs-ibvpy==0.0.19a0
-  - bmcs-cross-section==0.0.51a0
+  - bmcs-cross-section==0.0.53a0
   - bmcs-beam==0.0.17a0
\ No newline at end of file

tour4_plastic_bond/4_1_PO_multilinear_unloading.ipynb

@@ -381,7 +381,7 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "Python 3 (ipykernel)",
    "language": "python",
    "name": "python3"
   },
@@ -395,7 +395,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.8.10"
+   "version": "3.9.0"
   },
   "toc": {
    "base_numbering": 1,