EntityQ6498784· pop 44· linked from 503 articlesmathematical expressionSign in to saveformula that represents a mathematical objectConnectionsorder of operationsEntityfree and bound variablesEntitysemantic theory of truthEntitynumberEntityequationEntitymultiplicationEntitymathematical logicEntitysemanticsEntitypolynomialEntityearly modern periodEntityDiophantus of AlexandriaEntityBoolean algebraEntityassociativityEntityfloating pointEntitystringEntityclay tabletEntityfirst-order logicEntityhalting problemEntityformal systemEntitytruth valueEntityCategoriesAbstract algebraElementary algebraLogical expressions