Apparatus
1
post
duabus
del.
aliquot literas
A
2
semicirculum
:
ex
circulum
addito in interl.
semi
A
3
quadratum
in interl.
A
4
dimidii
signo posito in marg.
A
5
quadratum
in interl.
A
6
Et sicut
˜
eorumdem
in marg.
A