Punctuation, hyphenation, and spelling were made consistent when a predominant preference was found in this book; otherwise they were not changed.

Simple typographical errors were corrected; occasional unbalanced quotation marks retained.

Ambiguous hyphens at the ends of lines were retained.

Index not checked for proper alphabetization or correct page references.

The abbreviation "S.J." has been regularized here to always include a space, as that seems to be how it mostly was printed.

Page 117: "et eximium facinus" was printed that way.

Page 171: "mathematicans" was printed that way.

Footnote 180 (referenced on page 172): "Mathematiques" was printed that way.

Page 204: "Repetitonibus" was printed that way.

Page 205: Footnote anchor 248 (originally 3) was missing from several editions of this book and has been added at a likely position by the Transcriber.