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Allegedly, string theory (in it's simplest form) predicts that cosmological constant must be negative (or zero). Can someone explain where does this result come from? A reference would also be welcome.

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- Thread starter Demystifier
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There is no such "result".

- #3

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Not even in older literature? Then how to interpret the statement by WittenThere is no such "result".

in http://lanl.arxiv.org/abs/hep-th/0106109 ?

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String theory in AdS is a modern topic.

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haushofer

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Thanks! Can you give a reference for that?

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And you edited comment #3 to add the quote by Witten.

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haushofer

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See e.g. Freedman& Van Proeyen their sugra textbook, page 251 onward. My supervisor Eric Bergshoeff also published on construction of deSitter sugra on the arxiv, e.g.Thanks! Can you give a reference for that?

https://arxiv.org/abs/1507.08264

but I haven't read it.

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