Deleuze and mathematics / Simon Duffy -- Mathematics and philosophy / Alain Badiou -- Interlacing the singularity, the diagram, and the metaphor / Gilles Châtelet -- Mathematics, metaphysics, philosophy / Jean-Michel Salanskis -- Continental genealogies, mathematical confrontations in Albert Lautman and Gaston Bachelard / Charles Alunni -- Cavaillès and the historical a priori in Foucault / David Webb -- The mathematics of Deleuze's differential logic and metaphysics / Simon Duffy -- Axiomatics and problematics as two modes of formalisation : Deleuze's epistemology of mathematics / Daniel W. Smith -- Problems in the relation between maths and philosophy / Robin Durie -- Manifolds : on the concept of space in Riemann and Deleuze / Arkady Plotnitsky -- The surd / Aden Evens -- Deleuze in phase space / Manuel DeLanda.