The certain way by which that certainly reads, however, is probably the point. At this point, anyway.
The actual content of Elements would be much better served by later translations straight from the Greek into Latin—or English.
Additionally, subsequent printings of this same book dropped the manuscript-style #skeuomorphism--for obvious reasons.
Here’s one from 1558, apparently,
https://www.google.com/books/edition/Euclidis_Elementorum_geometricorum_libri/1HkiZoBiFvsC?hl=en&gbpv=0
much of the #scribalAbbreviation still in tact--which is honestly very cool!

The most convenient & succinct reference for scribal abbreviation is the book, meticulously-titled, “The elements of abbreviation in medieval Latin paleography,” and you may view an open access copy here:
https://kuscholarworks.ku.edu/handle/1808/1821
where you may also download a pdf of said book, if it so pleases.
#Eugepae! #MedievalLatin #paleography #scribalAbbreviation