. . . . . . "op\u00E9rateur agissant sur des fonctions diff\u00E9rentiables"@fr . . . . "Operator r\u00F3\u017Cniczkowy"@pl . . . . . . . . . . . . . "Operador diferencial"@pt . . . "Diferenci\u00E1ln\u00ED oper\u00E1tor"@cs . . . . . . "\u0414\u0438\u0444\u0444\u0435\u0440\u0435\u043D\u0446\u0438\u0430\u043B\u044C\u043D\u044B\u0439 \u043E\u043F\u0435\u0440\u0430\u0442\u043E\u0440"@ru . . . . . . . "operator liniar de derivare a func\u021Biilor"@ro . . . . "\u5FAE\u5206\u7B97\u5B50"@zh . . . . . "Differentialoperator"@sv . . . . . "Differential operator"@en . . . . . . . . . . "\u0645\u0624\u062B\u0631 \u062A\u0641\u0627\u0636\u0644\u064A"@ar . . . . . . . "Differentialoperator"@de . . . . . . . . . . . "Operador diferencial"@es . "matematiikassa derivoituvaan funktioon kohdistuva operaattori"@fi . . . . . "p/d032250"@en . .