Package cc.redberry.core.indexmapping

Examples of cc.redberry.core.indexmapping.MappingsPort.take()

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            long start = System.currentTimeMillis();
            for (int i = 0; i < 1000; ++i) {
                MappingsPort mp = IndexMappings.createPort(riman1, riman2);
                IndexMappingBuffer buffera;
                while ((buffera = mp.take()) != null);
            }
            time += System.currentTimeMillis() - start;
        }
        return time;
    }
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            int[] nonPermutablePositions = nonPermutable.toArray();

            if (indices.length == 1)
                continue;
            Map<IntArray, Boolean> symmetries = getEpsilonSymmetries(indices.length);
            while ((buffer = port.take()) != null) {
                sym = TensorUtils.getSymmetryFromMapping(indices, buffer);
                if (!checkNonPermutingPositions(sym, nonPermutablePositions))
                    continue;

                if (sym.isAntiSymmetry() != symmetries.get(sym.getPermutation()))
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            long start = System.currentTimeMillis();
            for (int i = 0; i < 1000; ++i) {
                MappingsPort mp = IndexMappings.createPort(riman1, riman2);
                Mapping buffera;
                while ((buffera = mp.take()) != null) ;
            }
            time += System.currentTimeMillis() - start;
        }
        return time;
    }
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            MappingsPort port = IndexMappings.createPort(temp, temp);
            Mapping mapping;
            Symmetry sym;

            //check for two symmetric indices of product contracted with two antisymmetric indices of eps
            while ((mapping = port.take()) != null) {
                //symmetry of product indices
                sym = TensorUtils.getSymmetryFromMapping(indices, mapping);
                //if symmetry mixes indices of product, which are not contracted with eps
                if (!checkNonPermutingPositions(sym, nonPermutableArray))
                    continue;
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            MappingsPort port = IndexMappings.createPort(temp, temp);
            Mapping mapping;
            Permutation sym;

            //check for two symmetric indices of product contracted with two antisymmetric indices of eps
            while ((mapping = port.take()) != null) {
                //symmetry of product indices
                sym = TensorUtils.getSymmetryFromMapping(indices, mapping);
                //if symmetry mixes indices of product, which are not contracted with eps
                if (!checkNonPermutingPositions(sym, nonPermutableArray))
                    continue;
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            long start = System.currentTimeMillis();
            for (int i = 0; i < 1000; ++i) {
                MappingsPort mp = IndexMappings.createPort(riman1, riman2);
                IndexMappingBuffer buffera;
                while ((buffera = mp.take()) != null) ;
            }
            time += System.currentTimeMillis() - start;
        }
        return time;
    }
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        int[] free = freeIndices.getAllIndices().copy();
        IndexMappingBuffer tester = new IndexMappingBufferTester(free, false);
        MappingsPort mp = IndexMappings.createPort(tester, u, v);
        IndexMappingBuffer buffer;

        while ((buffer = mp.take()) != null)
            if (buffer.getSignum() == false)
                return true;

        return false;
    }
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            MappingsPort port = IndexMappings.createPort(temp, temp);
            IndexMappingBuffer buffer;
            Symmetry sym;

            //check for two symmetric indices of product contracted with two antisymmetric indices of eps
            while ((buffer = port.take()) != null) {
                //symmetry of product indices
                sym = TensorUtils.getSymmetryFromMapping(indices, buffer);
                //if symmetry mixes indices of product, which are not contracted with eps
                if (!checkNonPermutingPositions(sym, nonPermutableArray))
                    continue;
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            MappingsPort port = IndexMappings.createPort(temp, temp);
            IndexMappingBuffer buffer;
            Symmetry sym;

            //check for two symmetric indices of product contracted with two antisymmetric indices of eps
            while ((buffer = port.take()) != null) {
                //symmetry of product indices
                sym = TensorUtils.getSymmetryFromMapping(indices, buffer);
                //if symmetry mixes indices of product, which are not contracted with eps
                if (!checkNonPermutingPositions(sym, nonPermutableArray))
                    continue;
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