Markings on side.
Markings on centre hairline.
Markings on additional hairlines.
Short/Long
Fold at:
π
√10
360
x/log(e)
x·log(e)
Log x
Explanation
EXPLANATION:
An × Am = An + m
EXAMPLE:
2 = 100.30103
3 = 100.477121
6 = 100.778151
2 × 3 = 6
0.30103 + 0.477121 = 0.778151
2 × 3 = 100.30103 × 100.477121 = 100.30103 + 0.477121 = 100.778151 = 6