. . . . . . . . . . . . . . . . . "In mathematics, a Hardy field is a field consisting of germs of real-valued functions at infinity that are closed under differentiation. They are named after the English mathematician G. H. Hardy."@en . . "6660"^^ . . . . . . "32185451"^^ . "1121103193"^^ . . . . . "In mathematics, a Hardy field is a field consisting of germs of real-valued functions at infinity that are closed under differentiation. They are named after the English mathematician G. H. Hardy."@en . . . . . . . . . . . . . . "Hardy field"@en . .