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Dyfyniad Arddull ChicagoRice, John Rischard. The Approximation of Functions. Reading, Mass.: Addison-Wesley, 1964.
Dyfyniad MLARice, John Rischard. The Approximation of Functions. Addison-Wesley, 1964.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.