Mathematical Platonism and Nominalism
The indispensability argument for numbers, and the nominalist strategies for doing without them
Planned, not yet written
This rung already has its place in the Ontology ladder and a fixed job in the order. The prose is what is missing. Writing it out of sequence would break the guarantee that nothing here uses a term before an earlier article defines it.
Will definemathematical platonismindispensability argumentfictionalismBenacerraf's dilemma
Assumesabstract objectnumberQuine's criterionnominalism