"Philosophy of Arithmetic"@en . . . "Philosophie der Arithmetik"@en . "580"^^ . "510/.1 22" . . . . "52858552" . . "QA9 .H813 2003" . "Philosophy of Arithmetic (PA; German: Philosophie der Arithmetik. Psychologische und logische untersuchungen) is Edmund Husserl's first published book. The work is a synthesis of his studies in mathematics, under Karl Weierstrass, with his studies in philosophy and psychology, under Franz Brentano, to whom is dedicated, and Carl Stumpf."@en . . . "1-4020-1546-1" .