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<url><loc>https://mappingthemusicuniverse.com/2026/04/20/14-pi-primes-palindromes/</loc><news:news><news:publication><news:name>MAPPING MUSIC</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-04-20T22:11:16+00:00</news:publication_date><news:title>14. Pi, Primes, Palindromes</news:title><news:keywords>Prime numbers, Blue Ridge Parkway, waterfall, Blue Marble, Musique concrète, Euclidean circle, Pi, irrational number, Appalachian Spring, palindrome</news:keywords></news:news></url><url><loc>https://mappingthemusicuniverse.com/2026/04/20/13-millennium/</loc><news:news><news:publication><news:name>MAPPING MUSIC</news:name><news:language>en</news:language></news:publication><news:publication_date>2026-04-20T21:52:27+00:00</news:publication_date><news:title>13. Millennium</news:title><news:keywords>music, art, books, UNT College of Music, Qin Shi Huang Terracotta Army, Formosa, Pacific Ocean, Robert Erickson, NCSU Arts Now Series, The fourth angel, Ericka Fairchild Symposium, climate change, Revelation, nature sounds, computer-generated sound, solar radiation, Zuni origin myth, complex polyphony, Lux Aeterna, travel</news:keywords></news:news></url></urlset>
