dorsal/arxiv
View SchemaThe Aarhus integral of rational homology 3-spheres I: A highly non trivial flat connection on S^3
| Authors | Dror Bar-Natan, Stavros Garoufalidis, Lev Rozansky, Dylan P. Thurston |
|---|---|
| Categories | |
| ArXiv ID | q-alg/9706004 |
| URL | https://arxiv.org/abs/q-alg/9706004 |
Abstract
Path integrals don't really exist, but it is very useful to dream that they do exist, and figure out the consequences. Apart from describing much of the physical world as we now know it, these dreams also lead to some highly non-trivial mathematical theorems and theories. We argue that even though non-trivial flat connections on S^3 don't really exist, it is beneficial to dream that one exists (and, in fact, that it comes from the non-existent Chern-Simons path integral). Dreaming the right way, we are led to a rigorous construction of a universal finite-type invariant of rational homology spheres. We show that this invariant is equal to the LMO (Le-Murakami-Ohtsuki) invariant and that it recovers the Rozansky and Ohtsuki invariants. This is part I of a 4-part series, containing the introductions and answers to some frequently asked questions. Theorems are stated but not proved in this part, and it can be viewed as a "research announcement". Part II of this series is titled "Invariance and Universality" (see math/9801049), part III "The Relation with the Le-Murakami-Ohtsuki Invariant" (see math/9808013), and part IV "The Relation with the Rozansky and Ohtsuki Invariants".
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"abstract": "Path integrals don\u0027t really exist, but it is very useful to dream that they\ndo exist, and figure out the consequences. Apart from describing much of the\nphysical world as we now know it, these dreams also lead to some highly\nnon-trivial mathematical theorems and theories. We argue that even though\nnon-trivial flat connections on S^3 don\u0027t really exist, it is beneficial to\ndream that one exists (and, in fact, that it comes from the non-existent\nChern-Simons path integral). Dreaming the right way, we are led to a rigorous\nconstruction of a universal finite-type invariant of rational homology spheres.\nWe show that this invariant is equal to the LMO (Le-Murakami-Ohtsuki) invariant\nand that it recovers the Rozansky and Ohtsuki invariants.\n This is part I of a 4-part series, containing the introductions and answers\nto some frequently asked questions. Theorems are stated but not proved in this\npart, and it can be viewed as a \"research announcement\". Part II of this series\nis titled \"Invariance and Universality\" (see math/9801049), part III \"The\nRelation with the Le-Murakami-Ohtsuki Invariant\" (see math/9808013), and part\nIV \"The Relation with the Rozansky and Ohtsuki Invariants\".",
"arxiv_id": "q-alg/9706004",
"authors": [
"Dror Bar-Natan",
"Stavros Garoufalidis",
"Lev Rozansky",
"Dylan P. Thurston"
],
"categories": [
"q-alg",
"math.QA"
],
"title": "The Aarhus integral of rational homology 3-spheres I: A highly non trivial flat connection on S^3",
"url": "https://arxiv.org/abs/q-alg/9706004"
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