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Ideal class groups H(K) of algebraic quadratic function fields K are studied. Necessaryand sufficient condition is given......

本文通过引进多参数建立了二元插值的一般框架。这样，许多著名的经典插值格式，如Ｎｅｗｔｏｎ插值、分叉连分式插值、对称连分式插值等均可视为本......