nicoguaro
diff --git a/‎environment.yml
+4 b/‎environment.yml
+4
diff --git a/‎notebooks/complex numbers.ipynb
+218-70 b/‎notebooks/complex numbers.ipynb
+218-70
diff --git a/‎notebooks/pde.ipynb
+1,617-37 b/‎notebooks/pde.ipynb
+1,617-37
@@ -9,5 +9,9 @@ dependencies:
   - pyqt>=5.9
   - vtk>=8
   - jupyter
+  - ipywidgets
+  - ipyevents
+  - pyvista
+  - itkwidgets
   - sympy
   - mayavi