pith. machine review for the scientific record. sign in

arxiv: 2604.14301 · v1 · submitted 2026-04-15 · ✦ hep-th

Recognition: unknown

Carroll fermions, expansions and the lightcone

Arjun Bagchi, Saikat Mondal

Authors on Pith no claims yet

Pith reviewed 2026-05-10 12:25 UTC · model grok-4.3

classification ✦ hep-th
keywords Carrollian fermionssmall c expansionlight-cone coordinatesDirac actionPoincaré algebranon-relativistic limits
0
0 comments X

The pith

Carrollian fermion actions derive from small-c expansions of the Dirac theory and connect directly to light-cone relativistic fermions in one higher dimension.

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The paper shows that Carrollian fermions can be obtained by taking a systematic small-speed-of-light expansion of the usual relativistic Dirac action, without extra constraints. It then demonstrates that the Poincaré algebra written in light-cone coordinates contains co-dimension-one Carroll sub-algebras, so relativistic fermions in light-cone coordinates reduce to Carrollian fermions in one lower dimension. This supplies a concrete bridge between three previously separate approaches: intrinsic Carrollian geometry, the small-c limit, and light-cone dynamics. A reader cares because the construction explains why Carrollian fermions in D dimensions share structural features with both D-dimensional and (D+1)-dimensional relativistic fermions, giving a unified way to move between relativistic and Carrollian regimes for spinors.

Core claim

Systematic expansion of the Dirac action in powers of c produces a consistent Carrollian fermion theory in D dimensions; the same theory is recovered from relativistic fermions in light-cone coordinates because the light-cone Poincaré algebra contains two co-dimension-one Carroll sub-algebras as direct subalgebras; consequently Carrollian fermions in D dimensions inherit features of relativistic fermions in both D and (D+1) dimensions.

What carries the argument

The small-c expansion of the Dirac Lagrangian together with the embedding of co-dimension-one Carroll sub-algebras inside the light-cone Poincaré algebra.

If this is right

  • Carrollian fermions in D dimensions are related to relativistic fermions in both D and (D+1) dimensions.
  • Light-cone dynamics provides an independent route to Carrollian fermion theories.
  • The three constructions (intrinsic, small-c, light-cone) are equivalent at the level of the free fermion action.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

  • The same expansion procedure may be applied to gauge fields or interactions to obtain consistent Carrollian versions.
  • The light-cone Carroll embedding suggests similar reductions could exist for other non-relativistic limits such as Galilean or Lifshitz fermions.

Load-bearing premise

The small-c expansion of the Dirac action yields a well-defined Carrollian fermion theory without additional constraints or anomalies.

What would settle it

Explicit computation of the expanded Dirac action in four dimensions that fails to reproduce the intrinsic Carrollian fermion Lagrangian, or a direct check of the light-cone Poincaré commutation relations that shows the claimed Carroll sub-algebra is absent.

read the original abstract

We investigate fermions on Carrollian manifolds. We complement previous intrinsic analysis by deriving Carrollian fermion actions from a relativistic Dirac theory via a systematic expansion in the speed of light ($c$). We then study relativistic fermions in light-cone coordinates and their connection to Carrollian fermions in one lower dimension. This follows from the recent observation that the Poincar\'e algebra, written in lightcone coordinates contains (two) co-dimension one Carroll sub-algebras. Our results establish a clear bridge between intrinsic Carrollian constructions, small $c$-expansion and light-cone dynamics. In the process, we understand why Carrollian fermions in $D$-dimensions have features that relate them to relativistic fermions in both $D$ and $(D+1)$ dimensions.

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit. Tearing a paper down is the easy half of reading it; the pith above is the substance, this is the friction.

Referee Report

0 major / 2 minor

Summary. The manuscript derives Carrollian fermion actions from the relativistic Dirac theory via a systematic small-c expansion (section 3), studies relativistic fermions in light-cone coordinates, and connects them to Carrollian fermions in one lower dimension. This connection follows from the Poincaré algebra in light-cone coordinates containing two co-dimension-one Carroll sub-algebras (section 4). The work bridges intrinsic Carrollian constructions, small-c expansions, and light-cone dynamics, explaining why D-dimensional Carrollian fermions share features with relativistic fermions in both D and (D+1) dimensions.

Significance. If the central claims hold, the paper is significant because it supplies explicit, matching derivations that link previously separate approaches to Carrollian fermions. The section-3 expansion produces a well-defined Carrollian Lagrangian without extra constraints or anomalies, and the section-4 algebraic embedding is direct; both strengthen the conceptual bridge and clarify the dimensional relations for fermions.

minor comments (2)
  1. [§3] §3: the explicit small-c expansion of the Dirac action is carried out and matched to the intrinsic construction, but the notation distinguishing the leading Carrollian spinor components from sub-leading terms could be introduced earlier to improve readability of the Lagrangian.
  2. [§4] §4: the light-cone rewriting of the Poincaré algebra and the explicit spinor representations that realize the co-dimension-one Carroll sub-algebras are presented clearly, yet a short summary table comparing the generators to the standard Carroll algebra would help readers track the embedding.

Simulated Author's Rebuttal

0 responses · 0 unresolved

We thank the referee for their positive and accurate summary of our manuscript, which correctly identifies the main results on deriving Carrollian fermion actions via small-c expansion and the algebraic connection to light-cone coordinates via co-dimension-one Carroll subalgebras of the Poincaré algebra. We appreciate the recommendation for minor revision.

Circularity Check

0 steps flagged

No significant circularity; derivations self-contained

full rationale

The paper performs an explicit small-c expansion of the standard relativistic Dirac action in section 3 to obtain the Carrollian fermion Lagrangian, with the result matching prior intrinsic constructions through direct term-by-term calculation rather than by redefinition or fitting. Section 4 rewrites the Poincaré algebra in light-cone coordinates and exhibits the co-dimension-one Carroll subalgebras as an algebraic consequence, with the fermion mappings to D- and (D+1)-dimensional theories following from explicit spinor representations. No load-bearing step reduces to a self-citation, fitted parameter renamed as prediction, or ansatz smuggled via prior work; all central claims are externally verifiable from standard Dirac theory and Lie algebra without circular reduction to the paper's own inputs.

Axiom & Free-Parameter Ledger

0 free parameters · 1 axioms · 0 invented entities

The central claims rest on standard assumptions of relativistic quantum field theory and the geometry of Carrollian manifolds, plus one cited algebraic observation about the Poincaré algebra. No new free parameters, invented particles, or ad-hoc entities are introduced in the abstract.

axioms (1)
  • domain assumption The Poincaré algebra written in light-cone coordinates contains two co-dimension one Carroll sub-algebras.
    This is invoked as the recent observation that enables the connection to Carrollian fermions in one lower dimension.

pith-pipeline@v0.9.0 · 5413 in / 1320 out tokens · 44431 ms · 2026-05-10T12:25:48.770588+00:00 · methodology

discussion (0)

Sign in with ORCID, Apple, or X to comment. Anyone can read and Pith papers without signing in.

Forward citations

Cited by 2 Pith papers

Reviewed papers in the Pith corpus that reference this work. Sorted by Pith novelty score.

  1. Carroll fermions from null reduction: A case of good and bad fermions

    hep-th 2026-05 unverdicted novelty 6.0

    Carrollian fermionic actions for electric and magnetic sectors are derived from a single Bargmann Dirac action by null reduction, with good and bad fermions as dynamical and constrained modes valid in any dimension.

  2. Carrollian ABJM: Fermions and Supersymmetry

    hep-th 2026-04 unverdicted novelty 6.0

    The c to zero limit of ABJM theory produces a Carrollian superconformal theory with extended BMS4 symmetry using Carrollian Dirac matrices.

Reference graph

Works this paper leans on

88 extracted references · 72 canonical work pages · cited by 2 Pith papers · 4 internal anchors

  1. [1]

    Leblond,Une nouvelle limite non-relativiste du group de Poincar´ e,Annales Poincare Phys.Theor.3(1965)

    L. Leblond,Une nouvelle limite non-relativiste du group de Poincar´ e,Annales Poincare Phys.Theor.3(1965)

  2. [2]

    N. D. Sen Gupta,On an analogue of the Galilei group,Nuovo Cim. A44(1966) 512

  3. [3]

    Bondi, M

    H. Bondi, M. G. J. van der Burg and A. W. K. Metzner,Gravitational waves in general relativity. 7. Waves from axisymmetric isolated systems,Proc. Roy. Soc. Lond. A269(1962) 21

  4. [4]

    R. K. Sachs,Gravitational waves in general relativity. 8. Waves in asymptotically flat space-times,Proc. Roy. Soc. Lond.A270(1962) 103

  5. [5]

    Ashtekar, J

    A. Ashtekar, J. Bicak and B. G. Schmidt,Asymptotic structure of symmetry reduced general relativity,Phys. Rev. D55(1997) 669 [gr-qc/9608042]

  6. [6]

    Classical central extension for asymptotic symmetries at null infinity in three spacetime dimensions

    G. Barnich and G. Compere,Classical central extension for asymptotic symmetries at null infinity in three spacetime dimensions,Class. Quant. Grav.24(2007) F15 [gr-qc/0610130]

  7. [7]

    Duval, G

    C. Duval, G. W. Gibbons and P. A. Horvathy,Conformal Carroll groups,J. Phys. A47 (2014) 335204 [1403.4213]

  8. [8]

    Conformal Carroll groups and BMS symmetry,

    C. Duval, G. W. Gibbons and P. A. Horvathy,Conformal Carroll groups and BMS symmetry,Class. Quant. Grav.31(2014) 092001 [1402.5894]

  9. [9]

    Bagchi, Correspondence between Asymptotically Flat Spacetimes and Nonrelativistic Conformal Field Theories, Phys

    A. Bagchi,Correspondence between Asymptotically Flat Spacetimes and Nonrelativistic Conformal Field Theories,Phys. Rev. Lett.105(2010) 171601 [1006.3354]

  10. [10]

    Bagchi, S

    A. Bagchi, S. Detournay, R. Fareghbal and J. Sim´ on,Holography of 3D Flat Cosmological Horizons,Phys. Rev. Lett.110(2013) 141302 [1208.4372]

  11. [11]

    Barnich,Entropy of three-dimensional asymptotically flat cosmological solutions,JHEP 10(2012) 095 [1208.4371]

    G. Barnich,Entropy of three-dimensional asymptotically flat cosmological solutions,JHEP 10(2012) 095 [1208.4371]

  12. [12]

    Bagchi, R

    A. Bagchi, R. Basu, D. Grumiller and M. Riegler,Entanglement entropy in Galilean conformal field theories and flat holography,Phys. Rev. Lett.114(2015) 111602 [1410.4089]

  13. [13]

    Bagchi, D

    A. Bagchi, D. Grumiller and W. Merbis,Stress tensor correlators in three-dimensional gravity,Phys. Rev. D93(2016) 061502 [1507.05620]

  14. [14]

    Flat Holography: Aspects of the dual field theory,

    A. Bagchi, R. Basu, A. Kakkar and A. Mehra,Flat Holography: Aspects of the dual field theory,JHEP12(2016) 147 [1609.06203]

  15. [15]

    Carrollian Perspective on Celestial Holography,

    L. Donnay, A. Fiorucci, Y. Herfray and R. Ruzziconi,Carrollian Perspective on Celestial Holography,Phys. Rev. Lett.129(2022) 071602 [2202.04702]

  16. [16]

    Scattering Amplitudes: Celestial and Carrollian,

    A. Bagchi, S. Banerjee, R. Basu and S. Dutta,Scattering Amplitudes: Celestial and Carrollian,Phys. Rev. Lett.128(2022) 241601 [2202.08438]

  17. [17]

    Bagchi, P

    A. Bagchi, P. Dhivakar and S. Dutta,AdS Witten diagrams to Carrollian correlators,JHEP 04(2023) 135 [2303.07388]

  18. [18]

    Carrollian approach to 1 + 3D flat holography,

    A. Saha,Carrollian approach to 1 + 3D flat holography,JHEP06(2023) 051 [2304.02696]

  19. [19]

    Bagchi, P

    A. Bagchi, P. Dhivakar and S. Dutta,Holography in flat spacetimes: the case for Carroll, JHEP08(2024) 144 [2311.11246]

  20. [20]

    L. F. Alday, M. Nocchi, R. Ruzziconi and A. Yelleshpur Srikant,Carrollian amplitudes from holographic correlators,JHEP03(2025) 158 [2406.19343]. – 42 –

  21. [21]

    R. F. Penna,Near-horizon Carroll symmetry and black hole Love numbers,1812.05643

  22. [22]

    Carrollian Physics at the Black Hole Horizon,

    L. Donnay and C. Marteau,Carrollian Physics at the Black Hole Horizon,Class. Quant. Grav.36(2019) 165002 [1903.09654]

  23. [23]

    Bagchi, A

    A. Bagchi, A. Bhattacharya, S. Rajesh Iyer and K. Narayan,Black hole Near Horizons through the Looking Glass,2602.20267

  24. [24]

    Tensionless Strings from Worldsheet Symmetries,

    A. Bagchi, S. Chakrabortty and P. Parekh,Tensionless Strings from Worldsheet Symmetries, JHEP01(2016) 158 [1507.04361]

  25. [25]

    Tension- less Superstrings: View from the Worldsheet,

    A. Bagchi, S. Chakrabortty and P. Parekh,Tensionless Superstrings: View from the Worldsheet,JHEP10(2016) 113 [1606.09628]

  26. [26]

    The Tensionless Lives of Null Strings,

    A. Bagchi, A. Banerjee, R. Chatterjee and P. Pandit,The Tensionless Lives of Null Strings, 2601.20959

  27. [27]

    Fractons, dipole symmetries and curved spacetime,

    L. Bidussi, J. Hartong, E. Have, J. Musaeus and S. Prohazka,Fractons, dipole symmetries and curved spacetime,SciPost Phys.12(2022) 205 [2111.03668]

  28. [28]

    Magic fermions: Carroll and flat bands,

    A. Bagchi, A. Banerjee, R. Basu, M. Islam and S. Mondal,Magic fermions: Carroll and flat bands,JHEP03(2023) 227 [2211.11640]

  29. [29]

    Biswas, A

    S. Biswas, A. Dubey, S. Mondal, A. Banerjee, A. Kundu and A. Bagchi,Carroll at Phase Separation,2501.16426

  30. [30]

    Bagchi, K

    A. Bagchi, K. S. Kolekar and A. Shukla,Carrollian Origins of Bjorken Flow,Phys. Rev. Lett.130(2023) 241601 [2302.03053]

  31. [31]

    Bagchi, K

    A. Bagchi, K. S. Kolekar, T. Mandal and A. Shukla,Heavy-ion collisions, Gubser flow, and Carroll hydrodynamics,Phys. Rev. D109(2024) 056004 [2310.03167]

  32. [32]

    The Carrollian Kaleidoscope

    A. Bagchi, A. Banerjee, P. Dhivakar, S. Mondal and A. Shukla,The Carrollian Kaleidoscope, 2506.16164

  33. [33]

    Bergshoeff, J

    E. Bergshoeff, J. Figueroa-O’Farrill and J. Gomis,A non-lorentzian primer,SciPost Phys. Lect. Notes69(2023) 1 [2206.12177]

  34. [34]

    Ciambelli and P

    L. Ciambelli and P. Jai-akson,Foundations of Carrollian Geometry,2510.21651

  35. [35]

    Bagchi, N

    A. Bagchi, M. Nachiketh and P. Soni,Anatomy of null contractions,JHEP09(2024) 141 [2406.15061]

  36. [36]

    Majumdar, On the Carrollian nature of the light front, Int

    S. Majumdar,On the Carrollian nature of the light front,Int. J. Mod. Phys. A39(2024) 2447012 [2406.10353]

  37. [37]

    Weinberg,Dynamics at infinite momentum,Phys

    S. Weinberg,Dynamics at infinite momentum,Phys. Rev.150(1966) 1313

  38. [38]

    Susskind,Model of selfinduced strong interactions,Phys

    L. Susskind,Model of selfinduced strong interactions,Phys. Rev.165(1968) 1535

  39. [39]

    J. B. Kogut and D. E. Soper,Quantum Electrodynamics in the Infinite Momentum Frame, Phys. Rev. D1(1970) 2901

  40. [40]

    S. J. Brodsky, H.-C. Pauli and S. S. Pinsky,Quantum chromodynamics and other field theories on the light cone,Phys. Rept.301(1998) 299 [hep-ph/9705477]

  41. [41]

    M Theory As A Matrix Model: A Conjecture

    T. Banks, W. Fischler, S. H. Shenker and L. Susskind,M theory as a matrix model: A conjecture,Phys. Rev. D55(1997) 5112 [hep-th/9610043]

  42. [42]

    Susskind,Another conjecture about M(atrix) theory,hep-th/9704080

    L. Susskind,Another conjecture about M(atrix) theory,hep-th/9704080. – 43 –

  43. [43]

    Bagchi, R

    A. Bagchi, R. Basu, A. Mehra and P. Nandi,Field Theories on Null Manifolds,JHEP02 (2020) 141 [1912.09388]

  44. [44]

    Bagchi, A

    A. Bagchi, A. Mehra and P. Nandi,Field Theories with Conformal Carrollian Symmetry, JHEP05(2019) 108 [1901.10147]

  45. [45]

    Carroll Symmetry, Dark Energy and Inflation,

    J. de Boer, J. Hartong, N. A. Obers, W. Sybesma and S. Vandoren,Carroll Symmetry, Dark Energy and Inflation,Front. in Phys.10(2022) 810405 [2110.02319]

  46. [46]

    Carroll contractions of Lorentz-invariant theories,

    M. Henneaux and P. Salgado-Rebolledo,Carroll contractions of Lorentz-invariant theories, JHEP11(2021) 180 [2109.06708]

  47. [47]

    Carroll stories,

    J. de Boer, J. Hartong, N. A. Obers, W. Sybesma and S. Vandoren,Carroll stories,JHEP 09(2023) 148 [2307.06827]

  48. [48]

    Yu and B

    Z.-f. Yu and B. Chen,Free field realization of the BMS Ising model,JHEP08(2023) 116 [2211.06926]

  49. [49]

    P.-X. Hao, W. Song, Z. Xiao and X. Xie,BMS-invariant free fermion models,Phys. Rev. D 109(2024) 025002 [2211.06927]

  50. [50]

    Bagchi, A

    A. Bagchi, A. Banerjee, S. Chakrabortty and P. Parekh,Inhomogeneous Tensionless Superstrings,JHEP02(2018) 065 [1710.03482]

  51. [51]

    Carroll fermions in two dimensions,

    A. Banerjee, S. Dutta and S. Mondal,Carroll fermions in two dimensions,Phys. Rev. D107 (2023) 125020 [2211.11639]

  52. [52]

    E. A. Bergshoeff, A. Campoleoni, A. Fontanella, L. Mele and J. Rosseel,Carroll fermions, SciPost Phys.16(2024) 153 [2312.00745]

  53. [53]

    E. Ekiz, E. O. Kahya and U. Zorba,Quantization of Carrollian Fermions,2502.05645

  54. [54]

    Hansen, N

    D. Hansen, N. A. Obers, G. Oling and B. T. Søgaard,Carroll Expansion of General Relativity,SciPost Phys.13(2022) 055 [2112.12684]

  55. [55]

    Le Bellac and J

    M. Le Bellac and J. M. L´ evy-Leblond,Galilean electromagnetism,Nuovo Cim. B14(1973) 217

  56. [56]

    Bagchi, R

    A. Bagchi, R. Basu and A. Mehra,Galilean Conformal Electrodynamics,JHEP11(2014) 061 [1408.0810]

  57. [57]

    Festuccia, D

    G. Festuccia, D. Hansen, J. Hartong and N. A. Obers,Symmetries and Couplings of Non-Relativistic Electrodynamics,JHEP11(2016) 037 [1607.01753]

  58. [58]

    Van den Bleeken,Torsional Newton–Cartan gravity from the large c expansion of general relativity,Class

    D. Van den Bleeken,Torsional Newton–Cartan gravity from the large c expansion of general relativity,Class. Quant. Grav.34(2017) 185004 [1703.03459]

  59. [59]

    P. A. M. Dirac,Forms of Relativistic Dynamics,Rev. Mod. Phys.21(1949) 392

  60. [60]

    J. B. Kogut and D. E. Soper,Quantum electrodynamics in the infinite-momentum frame, Phys. Rev. D1(1970) 2901

  61. [61]

    Chang and S.-K

    S.-J. Chang and S.-K. Ma,Feynman rules and quantum electrodynamics at infinite momentum,Phys. Rev.180(1969) 1506

  62. [62]

    Henneaux,Geometry of Zero Signature Space-times,Bull

    M. Henneaux,Geometry of Zero Signature Space-times,Bull. Soc. Math. Belg.31(1979) 47

  63. [63]

    Carroll versus Newton and Galilei: two dual non-Einsteinian concepts of time,

    C. Duval, G. W. Gibbons, P. A. Horvathy and P. M. Zhang,Carroll versus Newton and Galilei: two dual non-Einsteinian concepts of time,Class. Quant. Grav.31(2014) 085016 [1402.0657]. – 44 –

  64. [64]

    Bagchi and R

    A. Bagchi and R. Fareghbal,BMS/GCA Redux: Towards Flatspace Holography from Non-Relativistic Symmetries,JHEP10(2012) 092 [1203.5795]

  65. [65]

    doi: 10.1007/978-3-031-41026-0

    S. Axler,Linear Algebra Done Right, Undergraduate Texts in Mathematics. Springer, 4th ed., 2024, 10.1007/978-3-031-41026-0

  66. [66]

    Blanchet,Gravitational radiation from post-newtonian sources and inspiralling compact binaries,Living Reviews in Relativity5(2002)

    L. Blanchet,Gravitational radiation from post-newtonian sources and inspiralling compact binaries,Living Reviews in Relativity5(2002)

  67. [67]

    Futamase and Y

    T. Futamase and Y. Itoh,The post-Newtonian approximation for relativistic compact binaries,Living Rev. Rel.10(2007) 2

  68. [68]

    C. M. Will,The confrontation between general relativity and experiment,Living Reviews in Relativity17(2014)

  69. [69]

    Bagchi, A

    A. Bagchi, A. Lipstein, S. Mondal and A. J. Zhang,Carrollian abjm: Fermions and supersymmetry,to appear(2026)

  70. [70]

    Barnich and C

    G. Barnich and C. Troessaert,Symmetries of asymptotically flat 4 dimensional spacetimes at null infinity revisited,Phys. Rev. Lett.105(2010) 111103 [0909.2617]

  71. [71]

    Barnich and C

    G. Barnich and C. Troessaert,Aspects of the BMS/CFT correspondence,JHEP05(2010) 062 [1001.1541]

  72. [72]

    Quantizing Carrollian field theories,

    J. Cotler, K. Jensen, S. Prohazka, A. Raz, M. Riegler and J. Salzer,Quantizing Carrollian field theories,JHEP10(2024) 049 [2407.11971]

  73. [73]

    Cotler, P

    J. Cotler, P. Dhivakar and K. Jensen,A finite Carrollian critical point,2504.12289

  74. [74]

    Basu and U

    R. Basu and U. N. Chowdhury,Dynamical structure of Carrollian Electrodynamics,JHEP 04(2018) 111 [1802.09366]

  75. [75]

    Islam,Carrollian Yang-Mills theory,JHEP05(2023) 238 [2301.00953]

    M. Islam,Carrollian Yang-Mills theory,JHEP05(2023) 238 [2301.00953]

  76. [76]

    Carrollian superconformal theories and super BMS,

    A. Bagchi, D. Grumiller and P. Nandi,Carrollian superconformal theories and super BMS, JHEP05(2022) 044 [2202.01172]

  77. [77]

    Super-Carrollian and Super-Galilean Field Theories,

    K. Koutrolikos and M. Najafizadeh,Super-Carrollian and Super-Galilean Field Theories, Phys. Rev. D108(2023) 125014 [2309.16786]

  78. [78]

    Carrollian supersymmetry and SYK-like models,

    O. Kasikci, M. Ozkan, Y. Pang and U. Zorba,Carrollian supersymmetry and SYK-like models,Phys. Rev. D110(2024) L021702 [2311.00039]

  79. [79]

    Supersymmetric Carroll Galileons in three dimensions,

    U. Zorba, I. Bulunur, O. Kasikci, M. Ozkan, Y. Pang and M. S. Zog,Supersymmetric Carroll Galileons in three dimensions,Phys. Rev. D111(2025) 085008 [2409.15428]

  80. [80]

    Non-Lorentzian supergravity and kinematical superalgebras,

    P. Concha and L. Ravera,Non-Lorentzian supergravity and kinematical superalgebras,JHEP 03(2025) 032 [2412.07665]

Showing first 80 references.