By Jeff Murugan,Amanda Weltman,George F. R. Ellis

After nearly a century, the sector of quantum gravity continues to be as tough and encouraging as ever. this present day, it unearths itself a box divided, with significant contenders dominating: string idea, the best exemplification of the covariant quantization software; and loop quantum gravity, the canonical scheme in line with Dirac's restricted Hamiltonian quantization. although, there are actually a couple of different leading edge schemes delivering promising new avenues. Encapsulating the most recent debates in this subject, this booklet information the several techniques to realizing the very nature of area and time. It brings jointly top researchers in every one of those methods to quantum gravity to discover those competing percentages in an open means. Its finished assurance explores the entire present ways to fixing the matter of quantum gravity, addressing the strengths and weaknesses of every procedure, to provide researchers and graduate scholars an updated view of the field.

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