For more of my work on Ancient Greek, see http://jktauber.com/. 0.9.8 add_necessary_breathing now properly handles initial vowels with iota subscripts 0.9.7 fixed ...
In 2021, as a second-year 15 year old highshool student, I was challenged by my math teacher to decrypt the following small Greek ciphertext: ΞΟΖ ΒΣΟΧΔΠ, Α ΞΣΦΘΚΧΟ ΣΝΦΣ ΦΧΘΝΞΣΝ ΞΟΖΓ ΙΧΞΝΤΝΧ ΞΧΦΘΝΛΝΧΘ ...