foundations of mathematics
logical construction and phenomenological reduction
Peirce and dialogical reconstruction of experience
Husserl and dialogical reconstruction of experience
logico-phaneroscopical analysis
philosophy of notation in the 19th century
Peirce on inclusion and assertion
Husserl on inclusion and assertion
symbolic knowledge in Husserlian pure logic
Peirce's existential graphs and transcendental logic
Husserl and Peirce and the goals of mathematics
Husserl and Pierce on logic of probability
Peirce and Husserl on intentionality