The closed string field theory action vanishes

Abstract

Using the dilaton theorem, we show that the classical action of closed string field theory vanishes on-shell.

Version 2: 8 pages. Published with additional references

References in corpus (3)

• Sphere and disk partition functions in Liouville and in matrix integrals
• Closed Bosonic String Field Theory at Quintic Order II: Marginal Deformations and Effective Potential
• The Disk Partition Function in String Theory

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• Hyperbolic string tadpole
• String Field Theory
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• Boundary terms in string field theory
• Wilsonian effective potentials and closed string field theory
• Holographic Weyl anomaly in string theory
• Topological recursion for hyperbolic string field theory
• A boundary term for open string field theory
• Symplectic structure in open string field theory II: Sliding lump
• Covariant phase space and $L_{\infty }$ algebras
• Symplectic structure in open string field theory I: Rolling tachyons
• Symplectic structure in open string field theory III: Electric field
• Bridging Worldsheet CFTs and Wormholes