The obstruction to the existence of a loopless star product (Q470120)
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scientific article; zbMATH DE number 6368460
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The obstruction to the existence of a loopless star product |
scientific article; zbMATH DE number 6368460 |
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The obstruction to the existence of a loopless star product (English)
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11 November 2014
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In this note, the author shows the existence of an obstruction to the existence of a star product defined by Kontsevich graphs without direct cycles. This note contains a small calculation showing that a loopless star product does not exist in the non-graded situation either.
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deformation quantization
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star product
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obstructions
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0.8497259
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0.83273387
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0.83155394
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