From an answer to a previous question I learned that Peano published in Latin as long as 1889.
What was the last mathematical paper/book of recognized importance published in Latin?
From an answer to a previous question I learned that Peano published in Latin as long as 1889.
What was the last mathematical paper/book of recognized importance published in Latin?
Zentralblatt lets you search by language of paper where I discovered this recent example.
In the preface, the editors note that Schechtman's paper is "linguistically refreshing"!