EntityQ903783· pop 33· linked from 410 articlesnaive set theorySign in to saveone of several theories of sets used in the discussion of the foundations of mathematics; defined informally, in natural languageConnectionssemantic theory of truthEntityset theoryEntitymathematical logicEntityGottlob FregeEntity𝑛-tupleEntityfirst-order logicEntityformal systemEntityrecursive setEntityBoolean algebraEntityaxiom schema of replacementEntitysemantics of logicEntityaxiom schema of specificationEntitystructureEntityground expressionEntitydiagramEntityRené DescartesEntitynumberEntitylogicEntityBertrand RussellEntityInternational Standard Book NumberEntityCategoriesSet theorySystems of set theory