Package cc.redberry.core.transformations.factor.jasfactor.edu.jas.arith

Examples of cc.redberry.core.transformations.factor.jasfactor.edu.jas.arith.BigRational

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        GenPolynomialRing<BigRational> pfac = P.ring;
        if (pfac.nvar > 1) {
            throw new IllegalArgumentException(this.getClass().getName() + " only for univariate polynomials");
        }
        GenPolynomial<BigRational> Pr = P;
        BigRational ldcf = P.leadingBaseCoefficient();
        if (!ldcf.isONE()) {
            Pr = Pr.monic();
        }
        BigInteger bi = BigInteger.ONE;
        GenPolynomialRing<BigInteger> ifac = new GenPolynomialRing<>(bi, pfac);
        GenPolynomial<BigInteger> Pi = PolyUtil.integerFromRationalCoefficients(ifac, Pr);
        List<GenPolynomial<BigInteger>> ifacts = iengine.baseFactorsSquarefree(Pi);
        if (ifacts.size() <= 1) {
            factors.add(P);
            return factors;
        }
        List<GenPolynomial<BigRational>> rfacts = PolyUtil.fromIntegerCoefficients(pfac, ifacts);
        rfacts = PolyUtil.monic(rfacts);
        if (!ldcf.isONE()) {
            GenPolynomial<BigRational> r = rfacts.get(0);
            rfacts.remove(r);
            r = r.multiply(ldcf);
            rfacts.set(0, r);
        }
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        GenPolynomialRing<BigRational> pfac = P.ring;
        if (pfac.nvar == 1) {
            return baseFactorsSquarefree(P);
        }
        GenPolynomial<BigRational> Pr = P;
        BigRational ldcf = P.leadingBaseCoefficient();
        if (!ldcf.isONE()) {
            Pr = Pr.monic();
        }
        BigInteger bi = BigInteger.ONE;
        GenPolynomialRing<BigInteger> ifac = new GenPolynomialRing<>(bi, pfac);
        GenPolynomial<BigInteger> Pi = PolyUtil.integerFromRationalCoefficients(ifac, Pr);
        List<GenPolynomial<BigInteger>> ifacts = iengine.factorsSquarefree(Pi);
        if (ifacts.size() <= 1) {
            factors.add(P);
            return factors;
        }
        List<GenPolynomial<BigRational>> rfacts = PolyUtil.fromIntegerCoefficients(pfac, ifacts);
        rfacts = PolyUtil.monic(rfacts);
        if (!ldcf.isONE()) {
            GenPolynomial<BigRational> r = rfacts.get(0);
            rfacts.remove(r);
            r = r.multiply(ldcf);
            rfacts.set(0, r);
        }
View Full Code Here
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        GenPolynomialRing<BigRational> pfac = P.ring;
        if (pfac.nvar > 1) {
            throw new IllegalArgumentException(this.getClass().getName() + " only for univariate polynomials");
        }
        GenPolynomial<BigRational> Pr = P;
        BigRational ldcf = P.leadingBaseCoefficient();
        if (!ldcf.isONE()) {
            Pr = Pr.monic();
        }
        BigInteger bi = BigInteger.ONE;
        GenPolynomialRing<BigInteger> ifac = new GenPolynomialRing<>(bi, pfac);
        GenPolynomial<BigInteger> Pi = PolyUtil.integerFromRationalCoefficients(ifac, Pr);
        List<GenPolynomial<BigInteger>> ifacts = iengine.baseFactorsSquarefree(Pi);
        if (ifacts.size() <= 1) {
            factors.add(P);
            return factors;
        }
        List<GenPolynomial<BigRational>> rfacts = PolyUtil.fromIntegerCoefficients(pfac, ifacts);
        rfacts = PolyUtil.monic(rfacts);
        if (!ldcf.isONE()) {
            GenPolynomial<BigRational> r = rfacts.get(0);
            rfacts.remove(r);
            r = r.multiply(ldcf);
            rfacts.set(0, r);
        }
View Full Code Here
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        GenPolynomialRing<BigRational> pfac = P.ring;
        if (pfac.nvar == 1) {
            return baseFactorsSquarefree(P);
        }
        GenPolynomial<BigRational> Pr = P;
        BigRational ldcf = P.leadingBaseCoefficient();
        if (!ldcf.isONE()) {
            Pr = Pr.monic();
        }
        BigInteger bi = BigInteger.ONE;
        GenPolynomialRing<BigInteger> ifac = new GenPolynomialRing<>(bi, pfac);
        GenPolynomial<BigInteger> Pi = PolyUtil.integerFromRationalCoefficients(ifac, Pr);
        List<GenPolynomial<BigInteger>> ifacts = iengine.factorsSquarefree(Pi);
        if (ifacts.size() <= 1) {
            factors.add(P);
            return factors;
        }
        List<GenPolynomial<BigRational>> rfacts = PolyUtil.fromIntegerCoefficients(pfac, ifacts);
        rfacts = PolyUtil.monic(rfacts);
        if (!ldcf.isONE()) {
            GenPolynomial<BigRational> r = rfacts.get(0);
            rfacts.remove(r);
            r = r.multiply(ldcf);
            rfacts.set(0, r);
        }
View Full Code Here
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Related Classes of cc.redberry.core.transformations.factor.jasfactor.edu.jas.arith.BigRational

  • cc.redberry.core.transformations.factor.jasfactor.edu.jas.ufd.FactorRational
  • java.math.BigInteger
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