Christian symbol, first and last letters of the Greek alphabet
The Greek letters alpha and Omega
Alpha (Α, α) and Omega (Ω, ω) are the first and last letters of the Greek alphabet, and a title of Christ or God in the Book of Revelation. This pair of letters is used as a Christian symbol, and is often combined with the Cross, Chi Rho or other Christian symbols.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).