 By contrast, some mathematical platonists (Colyvan 2001; Baker 2005, 2009) have refined Quine’s view by advancing the so-called ‘Enhanced Indispensability Argument’ (though see Saatsi 2011 for a response). Some participants describe the debate in terms of a stalemate they hope to resolve (see Baker 2017, Baron 2016, 2020, Knowles &amp; Saatsi 2019, and Martínez-Vidal &amp; Rivas-de-Castro 2020, for  discussion).[3] 