https://batukoray.github.io/ https://batukoray.github.io/images/batu-eray-paris.png Batu Koray Masak and Eray in Paris, France Paris, France. Batu, on the left, with his best pal Eray. https://batukoray.github.io/images/batu-library-picture.jpg Batu in front of his library Batu in front of his library. https://batukoray.github.io/images/batu-with-cat.jpeg Batu with a cat at Özyeğin University Batu with a cat at Özyeğin University. https://batukoray.github.io/images/batu-with-cat-greece.jpg Batu with a cat by the sea in Greece Batu with a cat by the sea in Greece. https://batukoray.github.io/images/batu-next-to-eiffel.png Batu beside the Eiffel Tower in Paris Batu beside the Eiffel Tower in Paris. https://batukoray.github.io/images/batu-suited.png Batu in a suit, photographed in a mirror Batu in a suit, photographed in a mirror. https://batukoray.github.io/images/batu-teaching-eulers-identity.png Teaching Euler's identity through Taylor series Teaching Euler's identity through Taylor series.