Replaced all pdf images with pngs

Author: brownbaerchen

pySDC/playgrounds/PinT_Workshop_2025/0_pySDC.ipynb

@@ -567,19 +567,19 @@
     "\n",
     "3D runs of Rayleigh-Benard convection and Gray-Scott\n",
     "\n",
-    "<img src=\"figs/3D_RBC_3.pdf\" style=\"width:10cm;\"/> <img src=\"figs/GS3D_000040.png\" style=\"width:20cm;\"/>\n",
+    "<img src=\"figs/3D_RBC_3.png\" style=\"width:10cm;\"/> <img src=\"figs/GS3D_000040.png\" style=\"width:20cm;\"/>\n",
     "\n",
     "GPU implementation of 3D Gray-Scott scales to all of JUWELS booster when extending space scaling with diagonal SDC\n",
     "\n",
-    "<img src=\"figs/scaling_GS3D_time.pdf\" style=\"width:20cm;\"/>\n",
+    "<img src=\"figs/scaling_GS3D_time.png\" style=\"width:20cm;\"/>\n",
     "\n",
     "Compare run time of various SDC configurations and compare preconditioner performance\n",
     "\n",
-    "<img src=\"figs/timings_SDC_variants_GrayScott.pdf\" style=\"width:10cm;\"/> <img src=\"figs/parallelSDC_preconditioner_vanderpol.pdf\" style=\"width:10cm;\"/>\n",
+    "<img src=\"figs/timings_SDC_variants_GrayScott.png\" style=\"width:10cm;\"/> <img src=\"figs/parallelSDC_preconditioner_vanderpol.png\" style=\"width:10cm;\"/>\n",
     "\n",
     "Compare wall time of SDC against reference RK method\n",
     "\n",
-    "<img src=\"figs/wp-run_RBC-RK_comp-t-e_global_rel.pdf\" style=\"width:10cm;\"/>\n",
+    "<img src=\"figs/wp-run_RBC-RK_comp-t-e_global_rel.png\" style=\"width:10cm;\"/>\n",
     "\n",
     "Recover from faults in PFASST by interpolating from nearby steps\n",
     "\n",

pySDC/playgrounds/PinT_Workshop_2025/2_Coupling_pySDC_to_libraries.ipynb

@@ -31,6 +31,7 @@
     "pip install -e <path-to-pySDC>\n",
     "pip install ipykernel\n",
     "pip install jupyter\n",
+    "pip install jdc\n",
     "```\n",
     "\n",
     "Afterwards, generate the kernel and start the notebook:\n",