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Strings, loops and others: a critical survey of the present approaches to quantum

...l survey of the present approaches to quantum**gravity****gravity**Carlo Rovelli (Submitted on 5...difficulties in: string theory, loop quantum**gravity**, discrete quantum**gravity**(Re...ons and simplicial models), Euclidean quantum**gravity**, perturbative quantum**gravity**...A public framework for Feynman calculations and post-Newtonian

...a key role in formally establishing and going beyond the state of the art in the effective field theory (EFT) approach and in post-Newtonian (PN)**gravity****gravity**. We also outline here how thi...Loop Quantum

...One of the most active of the current approaches is loop quantum**Gravity**by Carlo Rovelli**gravity**. Loop quantum**gravity**is a mathematically well-defi...es, results and open problems of this candidate theory of quantum**gravity**, and a guide to the relevant...Effective Field Theories of Post-Newtonian

...ield theories (EFTs) into post-Newtonian (PN)**Gravity**: A comprehensive review**Gravity**. These have been put forward...h as quantum field theory (QFT) and classical**Gravity**, are related, and that the EF...ew of the introduction of EFTs into classical**Gravity**and their development. Then,...