$R^4$ terms in supergravity and M-theoryReport as inadecuate



 $R^4$ terms in supergravity and M-theory


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Higher-order invariants and their role as possible counterterms for supergravity theories are reviewed. It is argued that N=8 supergravity will diverge at 5 loops. The construction of $R^4$ superinvariants in string and M-theory is discussed.


Author: P. S. Howe

Source: https://archive.org/



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