Package cc.redberry.core.tensor.iterator

Examples of cc.redberry.core.tensor.iterator.TreeIterator

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        }
        return iterator.result();
    }

    private static Tensor factorSymbolicTerm(Tensor sum) {
        TreeIterator iterator = new FromChildToParentIterator(sum);
        Tensor c;
        while ((c = iterator.next()) != null)
            if (c instanceof Sum)
                iterator.set(factorOut(c));

        iterator = new FromParentToChildIterator(iterator.result());
        while ((c = iterator.next()) != null) {
            if (!(c instanceof Sum))
                continue;
            if (needTogether(c)) {
                c = TogetherTransformation.together(c, true);
                if (c instanceof Product) {
                    TensorBuilder pb = null;
                    for (int i = c.size() - 1; i >= 0; --i) {
                        if (c.get(i) instanceof Sum) {
                            if (pb == null) {
                                pb = c.getBuilder();
                                for (int j = c.size() - 1; j > i; --j)
                                    pb.put(c.get(j));
                            }
                            pb.put(JasFactor.factor(c.get(i)));
                        } else if (pb != null)
                            pb.put(c.get(i));
                    }
                    iterator.set(pb == null ? c : pb.build());
                }
            } else
                iterator.set(JasFactor.factor(c));
        }
        return iterator.result();
    }
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        }
        return iterator.result();
    }

    private static Tensor factorSymbolicTerm(Tensor sum) {
        TreeIterator iterator = new FromChildToParentIterator(sum);
        Tensor c;
        while ((c = iterator.next()) != null)
            if (c instanceof Sum)
                iterator.set(factorOut(c));

        iterator = new FromParentToChildIterator(iterator.result());
        while ((c = iterator.next()) != null) {
            if (!(c instanceof Sum))
                continue;
            if (needTogether(c)) {
                c = TogetherTransformation.together(c, true);
                if (c instanceof Product) {
                    TensorBuilder pb = null;
                    for (int i = c.size() - 1; i >= 0; --i) {
                        if (c.get(i) instanceof Sum) {
                            if (pb == null) {
                                pb = c.getBuilder();
                                for (int j = c.size() - 1; j > i; --j)
                                    pb.put(c.get(j));
                            }
                            pb.put(JasFactor.factor(c.get(i)));
                        } else if (pb != null)
                            pb.put(c.get(i));
                    }
                    iterator.set(pb == null ? c : pb.build());
                }
            } else
                iterator.set(JasFactor.factor(c));
        }
        return iterator.result();
    }
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        }
        return iterator.result();
    }

    private static Tensor factorSymbolicTerm(Tensor sum, FactorizationEngine factorizationEngine) {
        TreeIterator iterator = new FromChildToParentIterator(sum);
        Tensor c;
        while ((c = iterator.next()) != null)
            if (c instanceof Sum)
                iterator.set(factorOut(c, factorizationEngine));

        iterator = new FromParentToChildIterator(iterator.result());
        while ((c = iterator.next()) != null) {
            if (!(c instanceof Sum))
                continue;
            if (needTogether(c)) {
                c = TogetherTransformation.together(c, true);
                if (c instanceof Product) {
                    TensorBuilder pb = null;
                    for (int i = c.size() - 1; i >= 0; --i) {
                        if (c.get(i) instanceof Sum) {
                            if (pb == null) {
                                pb = c.getBuilder();
                                for (int j = c.size() - 1; j > i; --j)
                                    pb.put(c.get(j));
                            }
                            pb.put(factorizationEngine.factor(c.get(i)));
                        } else if (pb != null)
                            pb.put(c.get(i));
                    }
                    iterator.set(pb == null ? c : pb.build());
                } else iterator.set(c);
            } else
                iterator.set(factorizationEngine.factor(c));
        }
        return iterator.result();
    }
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    }

    private static Tensor factorSymbolicTerm(Tensor sum, FactorizationEngine factorizationEngine) {
        Tensor c;
        if (factorizationEngine instanceof JasFactor) {
            TreeIterator iterator = new FromChildToParentIterator(sum);
            while ((c = iterator.next()) != null)
                if (c instanceof Sum)
                    iterator.set(factorOut(c, factorizationEngine));
            sum = iterator.result();
        }

        TreeIterator iterator = new FromParentToChildIterator(sum);
        while ((c = iterator.next()) != null) {
            if (!(c instanceof Sum))
                continue;
            if (needTogether(c)) {
                c = TogetherTransformation.together(c, true);
                if (c instanceof Product) {
                    TensorBuilder pb = null;
                    for (int i = c.size() - 1; i >= 0; --i) {
                        if (c.get(i) instanceof Sum) {
                            if (pb == null) {
                                pb = c.getBuilder();
                                for (int j = c.size() - 1; j > i; --j)
                                    pb.put(c.get(j));
                            }
                            pb.put(factorSum1(c.get(i), factorizationEngine));
                        } else if (pb != null)
                            pb.put(c.get(i));
                    }
                    iterator.set(pb == null ? c : pb.build());
                } else iterator.set(c);
            } else
                iterator.set(factorSum1(c, factorizationEngine));
        }
        return iterator.result();
    }
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        }
        return iterator.result();
    }

    private static Tensor factorSymbolicTerm(Tensor sum) {
        TreeIterator iterator = new FromChildToParentIterator(sum);
        Tensor c;
        while ((c = iterator.next()) != null)
            if (c instanceof Sum)
                iterator.set(factorOut(c));

        iterator = new FromParentToChildIterator(iterator.result());
        while ((c = iterator.next()) != null) {
            if (!(c instanceof Sum))
                continue;
            if (needTogether(c)) {
                c = TogetherTransformation.together(c, true);
                if (c instanceof Product) {
                    TensorBuilder pb = null;
                    for (int i = c.size() - 1; i >= 0; --i) {
                        if (c.get(i) instanceof Sum) {
                            if (pb == null) {
                                pb = c.getBuilder();
                                for (int j = c.size() - 1; j > i; --j)
                                    pb.put(c.get(j));
                            }
                            pb.put(JasFactor.factor(c.get(i)));
                        } else if (pb != null)
                            pb.put(c.get(i));
                    }
                    iterator.set(pb == null ? c : pb.build());
                }
            } else
                iterator.set(JasFactor.factor(c));
        }
        return iterator.result();
    }
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        }
        return iterator.result();
    }

    private static Tensor factorSymbolicTerm(Tensor sum) {
        TreeIterator iterator = new FromChildToParentIterator(sum);
        Tensor c;
        while ((c = iterator.next()) != null)
            if (c instanceof Sum)
                iterator.set(factorOut(c));

        iterator = new FromParentToChildIterator(iterator.result());
        while ((c = iterator.next()) != null) {
            if (!(c instanceof Sum))
                continue;
            if (needTogether(c)) {
                c = TogetherTransformation.together(c, true);
                if (c instanceof Product) {
                    TensorBuilder pb = null;
                    for (int i = c.size() - 1; i >= 0; --i) {
                        if (c.get(i) instanceof Sum) {
                            if (pb == null) {
                                pb = c.getBuilder();
                                for (int j = c.size() - 1; j > i; --j)
                                    pb.put(c.get(j));
                            }
                            pb.put(JasFactor.factor(c.get(i)));
                        } else if (pb != null)
                            pb.put(c.get(i));
                    }
                    iterator.set(pb == null ? c : pb.build());
                } else iterator.set(c);
            } else
                iterator.set(JasFactor.factor(c));
        }
        return iterator.result();
    }
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        }
        return iterator.result();
    }

    private static Tensor factorSymbolicTerm(Tensor sum) {
        TreeIterator iterator = new FromChildToParentIterator(sum);
        Tensor c;
        while ((c = iterator.next()) != null)
            if (c instanceof Sum)
                iterator.set(factorOut(c));

        iterator = new FromParentToChildIterator(iterator.result());
        while ((c = iterator.next()) != null) {
            if (!(c instanceof Sum))
                continue;
            if (needTogether(c)) {
                c = TogetherTransformation.together(c, true);
                if (c instanceof Product) {
                    TensorBuilder pb = null;
                    for (int i = c.size() - 1; i >= 0; --i) {
                        if (c.get(i) instanceof Sum) {
                            if (pb == null) {
                                pb = c.getBuilder();
                                for (int j = c.size() - 1; j > i; --j)
                                    pb.put(c.get(j));
                            }
                            pb.put(JasFactor.factor(c.get(i)));
                        } else if (pb != null)
                            pb.put(c.get(i));
                    }
                    iterator.set(pb == null ? c : pb.build());
                }
            } else
                iterator.set(JasFactor.factor(c));
        }
        return iterator.result();
    }
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        }
        return iterator.result();
    }

    private static Tensor factorSymbolicTerm(Tensor sum, FactorizationEngine factorizationEngine) {
        TreeIterator iterator = new FromChildToParentIterator(sum);
        Tensor c;
        while ((c = iterator.next()) != null)
            if (c instanceof Sum)
                iterator.set(factorOut(c, factorizationEngine));

        iterator = new FromParentToChildIterator(iterator.result());
        while ((c = iterator.next()) != null) {
            if (!(c instanceof Sum))
                continue;
            if (needTogether(c)) {
                c = TogetherTransformation.together(c, true);
                if (c instanceof Product) {
                    TensorBuilder pb = null;
                    for (int i = c.size() - 1; i >= 0; --i) {
                        if (c.get(i) instanceof Sum) {
                            if (pb == null) {
                                pb = c.getBuilder();
                                for (int j = c.size() - 1; j > i; --j)
                                    pb.put(c.get(j));
                            }
                            pb.put(factorSum1(c.get(i), factorizationEngine));
                        } else if (pb != null)
                            pb.put(c.get(i));
                    }
                    iterator.set(pb == null ? c : pb.build());
                } else iterator.set(c);
            } else
                iterator.set(factorSum1(c, factorizationEngine));
        }
        return iterator.result();
    }
View Full Code Here
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Related Classes of cc.redberry.core.tensor.iterator.TreeIterator

  • cc.redberry.core.transformations.factor.FactorTransformation
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