Add solution code to problem 5.3

See merge request !13

This reverts commit 7d8ff3b2.

Fixing decay and blow-up mix-up in conn. formulas

See merge request !12

Correction of the description in the Connection Formulas

See merge request !11

Cross-link fixes

See merge request !10

Move the chapter with Adiabatic approx. to chapter 6 + some link and python cell fixes in WKB+Adiabatic

See merge request !9

This reverts commit 241d4a15.

WKB and Adiabatic chapter-wide math fixes

See merge request !7

This commit also addresses the issues #4 and #5

Adjusting numbering to new chapters tree

# Conflicts:
#   mkdocs.yml

Separate Adiabatic and WKB approximations

See merge request !8

Add mybinder.org configuration

See merge request !6

Updating notes, figures, code

See merge request !5

Template upgrade

See merge request !4

Update tunneling section & adiabatic part

See merge request !3