diff --git a/doc/pub/week41/ipynb/figures/adagrad.png b/doc/pub/week41/ipynb/figures/adagrad.png
new file mode 100644
index 000000000..97a9cf908
Binary files /dev/null and b/doc/pub/week41/ipynb/figures/adagrad.png differ
diff --git a/doc/pub/week41/ipynb/figures/adam.png b/doc/pub/week41/ipynb/figures/adam.png
new file mode 100644
index 000000000..a3a39f025
Binary files /dev/null and b/doc/pub/week41/ipynb/figures/adam.png differ
diff --git a/doc/pub/week41/ipynb/figures/nn1.pdf b/doc/pub/week41/ipynb/figures/nn1.pdf
new file mode 100644
index 000000000..bebe5cabd
Binary files /dev/null and b/doc/pub/week41/ipynb/figures/nn1.pdf differ
diff --git a/doc/pub/week41/ipynb/figures/nn1.png b/doc/pub/week41/ipynb/figures/nn1.png
new file mode 100644
index 000000000..05c359481
Binary files /dev/null and b/doc/pub/week41/ipynb/figures/nn1.png differ
diff --git a/doc/pub/week41/ipynb/figures/rmsprop.png b/doc/pub/week41/ipynb/figures/rmsprop.png
new file mode 100644
index 000000000..9f336d033
Binary files /dev/null and b/doc/pub/week41/ipynb/figures/rmsprop.png differ
diff --git a/doc/pub/week41/ipynb/figures/simplenn1.png b/doc/pub/week41/ipynb/figures/simplenn1.png
new file mode 100644
index 000000000..3c87aa3ee
Binary files /dev/null and b/doc/pub/week41/ipynb/figures/simplenn1.png differ
diff --git a/doc/pub/week41/ipynb/figures/simplenn2.png b/doc/pub/week41/ipynb/figures/simplenn2.png
new file mode 100644
index 000000000..2ce83dd53
Binary files /dev/null and b/doc/pub/week41/ipynb/figures/simplenn2.png differ
diff --git a/doc/pub/week41/ipynb/figures/simplenn3.png b/doc/pub/week41/ipynb/figures/simplenn3.png
new file mode 100644
index 000000000..1f1d25c42
Binary files /dev/null and b/doc/pub/week41/ipynb/figures/simplenn3.png differ