Continued Fraction Identity
1. Type: '
1+1%1+1%1+
then: '
\cdot
' three times.
2. Type:
right-arrow
three times.
3. Type: '
=5
'.
4. Type: '
#
'.
5. Type:
CTRL+up-arrow
then: '
-1
'.
6. Extend left twice.
7. Type: '
%2
'.