FU Ai-min
Abstract
By using the methods of Fourier series,A compact symmetrics positive definite operator K-r is definited in L~2(G) spaces,and by using the properties that the trace of compact positive definite operator agrees with its trace norm,we obtain that the operator of K-r is trace class operator.
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By using the methods of Fourier series,A compact symmetrics positive definite operator K-r is definited in L~2(G) spaces,and by using the properties that the trace of compact positive definite operator agrees with its trace norm,we obtain that the operator of K-r is trace class operator.
Key concepts: Trace class, Nuclear operator, TRACE (psycholinguistics), Mathematics, Compact operator, Operator (biology), Finite-rank operator, Quasinormal operator