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* * @return Rational object containing the resulting transfer function representation. */ protected void computeTransferFunction() { T = new Rational( 1.0 ); for ( int i = 0; i < sections.size(); i++ ) T.timesEquals( sections.get(i) ); }
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* * @return Rational object containing the transfer function representation for the filter. */ public Rational getTransferFunction() { if ( T == null ) computeTransferFunction(); return new Rational( T ); }