. "Equations and systems with constant coefficients "@en . . . . "\u5E26\u5E38\u7CFB\u6570\u7684\u65B9\u7A0B\u4E0E\u65B9\u7A0B\u7EC4"@zh . "\u5E26\u5E38\u7CFB\u6570\u7684\u65B9\u7A0B\u4E0E\u65B9\u7A0B\u7EC4[\u53C2\u89C135N05]"@zh . "See also 35N05." . . . . "Equations and systems with constant coefficients [See also 35N05]"@en . . . . "Equazioni e sistemi con coefficienti costanti "@it . "35Exx"^^ . . . . "Equazioni e sistemi con coefficienti costanti [Vedi anche 35N05]"@it . .