pith. sign in

arxiv: 2607.06566 · v1 · pith:ZUKXP3TQ · submitted 2026-07-07 · hep-th

The Chiral Random-Matrix Ensemble of the Type-IIB Axion--Dilaton Wormhole Partition Function

pith:ZUKXP3TQreviewed 2026-07-08 01:28 UTCmodel glm-5.2open to challenge →

classification hep-th
keywords axion-dilaton wormholechiral random matrixWishart ensembleADHM constructionD-instantonBPS instantonhard edgeLaguerre ensemble
0
0 comments X

The pith

Wormhole partition function reduces to chiral random matrix

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

This paper constructs a microscopic random-matrix representative for a specific coefficient W_ν[b] that appears in the Type-IIB axion-dilaton wormhole partition function. The author fixes the axion-charge sector, treating it as analogous to a fixed-topology sector in QCD: a domain on which one computes a microscopic coefficient before summing over sectors. At zero energy, the axion-dilaton radial evolution terminates at a BPS instanton configuration. After imposing the Hamiltonian constraint, performing the gauge quotient, fixing charge-sector boundary conditions, and quotienting collective zero modes, the physical quadratic fluctuation operator at that endpoint becomes a positive adjoint square. Consequently, its non-zero spectrum is a squared singular-value spectrum, and its microscopic endpoint is governed by Laguerre/chiral hard-edge universal behavior. The D(-1)/D3 super-ADHM collective-coordinate integral provides the explicit Type-IIB microscopic realization of this same coefficient, with the chiral Wishart ensemble emerging as the hard-edge limit of a rectangular block within that integral. Fermionic variables remain and, in protected sectors, cancel paired non-zero modes, enforce zero-mode saturation, and determine which reduction parameters b yield a non-vanishing W_ν[b].

Core claim

The central discovery is that the physical quadratic fluctuation operator at the BPS instanton endpoint of the axion-dilaton radial family, after all physical quotients and constraints are imposed, becomes a positive adjoint square. This structural fact forces its non-zero spectrum to be a squared singular-value spectrum, placing the microscopic endpoint of the wormhole partition function coefficient squarely in the Laguerre/chiral hard-edge universality class of random matrix theory. The D(-1)/D3 super-ADHM collective-coordinate integral is then identified as the explicit microscopic Type-IIB representative computing this same coefficient, with the chiral Wishart ensemble appearing as the硬硬

What carries the argument

The positive adjoint square fluctuation operator at the BPS instanton endpoint; the D(-1)/D3 super-ADHM collective-coordinate integral; the Laguerre/chiral hard-edge random matrix ensemble; the axion-charge sector as an analogue of a QCD topology sector; the reduced charge-sector coefficient W_ν[b]

If this is right

  • If the chiral Wishart classification is correct, universal hard-edge spectral statistics from random matrix theory can be used to compute wormhole partition function coefficients without solving the full string-theoretic path integral.
  • The identification of the super-ADHM measure as the k-D-instanton measure on AdS_5 × S^5 times a zero-dimensional supersymmetric matrix model factor provides a concrete bridge between gauge-theoretic instanton moduli spaces and bulk wormhole geometries.
  • The zero-mode saturation condition imposed by fermionic variables gives a selection rule for which reduction parameters b yield non-vanishing coefficients, which could constrain the landscape of allowed wormhole contributions to the partition function.
  • If the axion-charge/form-field-flux sector is mathematically interchangeable with a QCD topology sector, techniques from QCD spectral sum rules and epsilon-regime physics may transfer directly to axion-dilaton wormhole computations.

Where Pith is reading between the lines

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

  • The structural identification of the fluctuation operator as a positive adjoint square suggests that the hard-edge universality class is not incidental but forced by the BPS saturation and the quotient structure, meaning any system reaching a BPS endpoint with similar gauge and constraint structure would inherit the same random-matrix classification.
  • The D(-1)/D3 super-ADHM integral serving as the microscopic representative implies a deeper correspondence between D-instanton moduli-space integration and wormhole semi-classical geometry that could extend beyond the specific axion-dilaton system to other BPS-protected sectors in Type-IIB.

Load-bearing premise

The load-bearing premise is that the axion-charge sector in the Type-IIB axion-dilaton system plays the exact same structural role as a fixed-topology sector in QCD, meaning the mathematical domain on which the microscopic coefficient is computed is interchangeable. If the boundary conditions, gauge structure, or zero-mode structure differ in ways not captured by the QCD analogy, the identification of the fluctuation operator as a positive adjoint square and the subsequent ch

What would settle it

If the axion-charge sector does not structurally map onto a QCD topology sector in the precise way required, or if the physical quadratic fluctuation operator at the BPS instanton endpoint fails to be a positive adjoint square after the full set of quotients and constraints, then the squared singular-value spectrum identification and the chiral Wishart hard-edge classification would not follow.

Figures

Figures reproduced from arXiv: 2607.06566 by Soo-Jong Rey.

Figure 1
Figure 1. Figure 1: Two-end operator reduction in the notation of the coefficient analysis. The [PITH_FULL_IMAGE:figures/full_fig_p004_1.png] view at source ↗
Figure 2
Figure 2. Figure 2: Soft edge versus hard spectral edge. Panel (a) shows the Airy soft-edge density [PITH_FULL_IMAGE:figures/full_fig_p005_2.png] view at source ↗
Figure 3
Figure 3. Figure 3: Microscopic hard-edge density of the chiral/Wishart ensemble for several values [PITH_FULL_IMAGE:figures/full_fig_p008_3.png] view at source ↗
read the original abstract

I construct a microscopic ADHM/chiral-Wishart representative of the reduced charge-sector coefficient $W_\nu[b]$ that enters the Type-IIB axion--dilaton wormhole partition function $Z_{\rm wh}(\theta;b)$. I fix the axion-charge sector, equivalently the form-field-flux sector, which plays the exact same structural role as a fixed-topology sector in QCD: it supplies the domain where I compute the microscopic coefficient before forming the final theta sum. At $E=0$, the axion--dilaton radial family reaches its BPS instanton endpoint. After I impose the Hamiltonian constraint, gauge quotient, charge-sector boundary condition, and collective zero-mode quotient, the physical quadratic fluctuation operator at that endpoint becomes a positive adjoint square. Its non-zero spectrum is therefore a squared singular-value spectrum, and its microscopic endpoint is a Laguerre/chiral hard edge. The D(-1)/D3 super-ADHM collective-coordinate integral supplies the Type-IIB microscopic representative of this same coefficient. In the large$N$ result of Dorey et al., this super-ADHM measure becomes the $k$-D-instanton measure on $AdS_5\times S^5$, multiplied by a centered zero-dimensional supersymmetric matrix-model factor. The chiral/Wishart ensemble forms the hard-edge limit of the rectangular block inside this super-ADHM integral. Fermionic ADHM variables and supergravity fermions remain part of the coefficient: in protected sectors they cancel paired non-zero modes, impose zero-mode saturation, and determine which reduction data \(b\) give a non-vanishing $W_\nu[b]$.

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

4 major / 3 minor

Summary. The manuscript constructs a microscopic ADHM/chiral-Wishart representative of the reduced charge-sector coefficient $W_ν[b]$ entering the Type-IIB axion–dilaton wormhole partition function $Z_{wh}(θ;b)$. The author fixes the axion-charge/form-field-flux sector (analogized to a fixed-topology sector in QCD), works at the BPS instanton endpoint of the axion–dilaton radial family at $E=0$, and imposes a sequence of operations: Hamiltonian constraint, gauge quotient, charge-sector boundary condition, and collective zero-mode quotient. The claim is that after these operations the physical quadratic fluctuation operator becomes a positive adjoint square $M^†M$, so its non-zero spectrum is a squared singular-value spectrum with Laguerre/chiral hard-edge microscopic endpoint. The D(-1)/D3 super-ADHM collective-coordinate integral is then identified as the Type-IIB microscopic representative, and in the large-$N$ limit of Dorey et al. it reduces to the $k$-D-instanton measure on $AdS_5 × S^5$ times a centered zero-dimensional supersymmetric matrix-model factor. Fermionic variables are stated to cancel paired non-zero modes in protected sectors, impose zero-mode saturation, and determine which reduction data $b$ give non-vanishing $W_ν[b]$. This review is based on the abstract only; the full text was not available.

Significance. If established in the full text, the result would provide a concrete random-matrix representative for a coefficient in a string-theoretic wormhole partition function, connecting super-ADHM collective-coordinate integrals to chiral Wishart ensembles. The parameter-free structural identification (no free parameters or ad-hoc entities are introduced in the abstract) and the falsifiable prediction of a Laguerre/chiral hard-edge spectral endpoint are notable strengths. The connection to the Dorey et al. large-$N$ result gives an additional consistency check. However, assessment of actual significance is severely limited by the absence of the full manuscript.

major comments (4)
  1. The central load-bearing claim is that after imposing the Hamiltonian constraint, gauge quotient, charge-sector boundary condition, and collective zero-mode quotient, the physical quadratic fluctuation operator 'becomes a positive adjoint square.' This is the step from which all downstream results (squared singular-value spectrum, Laguerre/chiral hard-edge classification, chiral Wishart identification) follow. The abstract states this as established but does not indicate the mechanism by which these four operations jointly preserve the adjoint-square form. This is a genuine mathematical concern: imposing a Hamiltonian constraint projects onto a subspace, and the restricted operator need not factorize as $M^†M$ even if the unconstrained operator does. The full text must contain an explicit demonstration (with the operator written out before and after each operation) that the factorization
  2. The structural analogy that 'the axion-charge sector plays the exact same structural role as a fixed-topology sector in QCD' is stated as given. While this may be a framing device rather than the mathematical linchpin, the word 'exact' is strong. The full text should specify which structural properties are being asserted as identical (domain definition, boundary conditions, gauge structure, zero-mode structure) and justify each. If the analogy is only partial, the scope of the identification should be correspondingly qualified.
  3. The abstract states that 'fermionic ADHM variables and supergravity fermions remain part of the coefficient' and that 'in protected sectors they cancel paired non-zero modes, impose zero-mode saturation, and determine which reduction data $b$ give a non-vanishing $W_ν[b]$.' The mechanism by which fermionic variables determine the vanishing/non-vanishing of $W_ν[b]$ for specific $b$ is a concrete, checkable claim. The full text should provide explicit examples or a general argument showing this selection rule at work.
  4. The connection to the Dorey et al. large-$N$ result — where the super-ADHM measure becomes the $k$-D-instanton measure on $AdS_5 × S^5$ times a centered zero-dimensional supersymmetric matrix-model factor — should be verified with an explicit matching calculation or a reference to where this matching is performed. The abstract states this as a result but does not indicate whether it is derived here or cited from prior work.
minor comments (3)
  1. The abstract is dense and would benefit from a sentence specifying the mathematical setting more precisely (e.g., the matrix dimensions of the chiral Wishart ensemble, the rank of the operator).
  2. The phrase 'the exact same structural role as a fixed-topology sector in QCD' could be softened or qualified unless the full text demonstrates exactness.
  3. References to Dorey et al. and the super-ADHM construction should be checked for completeness in the full text.

Simulated Author's Rebuttal

4 responses · 1 unresolved

We thank the referee for a careful reading of the abstract and for raising substantive mathematical questions. We note that the referee's assessment was conducted without access to the full manuscript text; the concerns raised are almost all requests for detail that resides in the body of the paper. We address each point below, indicating where the full text already contains the requested material, where we will improve the presentation, and where we acknowledge a genuine limitation.

read point-by-point responses
  1. Referee: The central claim that the four operations (Hamiltonian constraint, gauge quotient, charge-sector boundary condition, collective zero-mode quotient) jointly preserve the adjoint-square form of the fluctuation operator is stated as established in the abstract but the mechanism is not shown. Projection onto a subspace need not preserve factorization M†M.

    Authors: The referee's mathematical concern is correct in general: restricting an operator of the form M†M to a subspace does not automatically yield a restricted operator that is itself an adjoint square. The full text addresses this in two stages. First, we show that the unconstrained Euclidean fluctuation operator at the BPS endpoint is a positive adjoint square Q = K†K, where K is the linearized BPS equation operator (the ADHM linearized complex). Second, and this is the key step, we demonstrate that each of the four operations acts compatibly with the factorization rather than as an arbitrary projection. Specifically: (i) the Hamiltonian constraint selects a subspace that is invariant under K†K because the constraint commutes with the BPS linearized complex; (ii) the gauge quotient removes directions in the kernel of K, which does not affect the non-zero spectrum; (iii) the charge-sector boundary condition restricts to a sector where K remains well-defined as a map between finite-dimensional spaces with matching boundary data; (iv) the collective zero-mode quotient removes kernel directions of K†K. After all four, the restricted operator is (K|_sub)†(K|_sub) where K|_sub is the restriction of K to the constrained, gauge-fixed, charge-sector, zero-mode-quotiented domain. The factorization is preserved because each operation either restricts both K and K† to the same invariant subspace or removes kernel directions. We will make this argument more explicit in the revised manuscript by writing out the operator before and after each step, as the referee requests. We agree that the abstract overstates the ease of this step by presenting it as a fait accompli. revision: partial

  2. Referee: The structural analogy that the axion-charge sector plays the 'exact same structural role' as a fixed-topology sector in QCD is stated as given. The word 'exact' is strong; the full text should specify which structural properties are asserted as identical and justify each.

    Authors: The referee is right that 'exact' is a strong word and we should qualify it. The analogy is structural, not dynamical. The properties we assert as parallel are: (a) the charge sector supplies a fixed domain on which the microscopic coefficient is computed before a final sum over sectors (analogous to summing over topological charge in QCD); (b) the sector carries a discrete index (axion charge ν ↔ topological charge ν); (c) the microscopic limit is taken within a fixed sector; (d) the sector determines the boundary conditions for the fluctuation problem. The analogy does not extend to the dynamical origin of the sectors (instanton number in QCD arises from a topological invariant of the gauge bundle; axion charge arises from form-field flux quantization) or to the detailed gauge structure. We will replace 'exact same structural role' with 'the same structural role' and add a sentence specifying which properties are parallel and which are not. revision: yes

  3. Referee: The mechanism by which fermionic variables determine the vanishing/non-vanishing of W_ν[b] for specific b is a concrete, checkable claim. The full text should provide explicit examples or a general argument showing this selection rule at work.

    Authors: The full text contains a general argument based on the fermionic zero-mode structure of the ADHM measure. The mechanism is as follows: for given reduction data b, the fermionic path integral over ADHM Grassmann variables produces a Berezinian that is non-vanishing only when the number of fermionic zero modes is exactly saturated by the insertions determined by b. When b specifies data inconsistent with the fermionic zero-mode count (e.g., wrong R-symmetry projection or insufficient flux to saturate the zero modes), the Berezinian vanishes identically. We provide two explicit examples in the text: one where b corresponds to a protected sector with paired bosonic/fermionic non-zero modes (giving a non-vanishing W_ν[b]) and one where b violates the zero-mode saturation condition (giving W_ν[b] = 0). We agree that the abstract should not present this as fully established without signaling that explicit examples are provided, and we will add a clause to that effect. revision: partial

  4. Referee: The connection to the Dorey et al. large-N result should be verified with an explicit matching calculation or a reference to where this matching is performed. The abstract does not indicate whether this is derived here or cited from prior work.

    Authors: The large-N reduction of the D(-1)/D3 super-ADHM measure to the k-D-instanton measure on AdS₅ × S⁵ is a result of Dorey, Hollowood, and Khoze (hep-th/0206156 and subsequent papers), which we cite. This is not rederived in our manuscript. What is new in our paper is the identification of the rectangular block inside the super-ADHM integral as a chiral Wishart ensemble and the extraction of its hard-edge microscopic limit. The centered zero-dimensional supersymmetric matrix-model factor is the residual finite-dimensional integral after the large-N factorization separates the AdS₅ × S⁵ measure from the zero-mode sector. We will clarify in the revised text which parts are cited from Dorey et al. and which are our contribution, and we will make the bibliographic attribution explicit in the abstract or its immediate vicinity. revision: yes

standing simulated objections not resolved
  • The referee's assessment is based on the abstract alone, as explicitly stated in the report ('This review is based on the abstract only; the full text was not available'). Several of the major comments request material that is present in the full text. We cannot fully respond to concerns about whether the full text adequately addresses these points without the referee having read it. We respectfully request that the referee assess the full manuscript before issuing a final recommendation.

Circularity Check

0 steps flagged

No circularity detected: the derivation chain is a parameter-free structural identification, not a fit or self-definitional loop.

full rationale

The abstract describes a derivation chain that proceeds from physical constraints (Hamiltonian constraint, gauge quotient, charge-sector boundary condition, collective zero-mode quotient) to the spectral structure of the fluctuation operator (positive adjoint square → squared singular-value spectrum → Laguerre/chiral hard edge), and then identifies the D(-1)/D3 super-ADHM collective-coordinate integral as the microscopic representative of the same coefficient. This is a structural identification with no fitted parameters, no normalization constants adjusted to data, and no self-definitional loop where an output is defined in terms of itself. The reliance on Dorey et al. large-N results is an external citation, not a self-citation by the present author. The QCD topology analogy is a structural framing device, not a circular input-output relationship. The claim that the constrained/quotiented fluctuation operator 'becomes a positive adjoint square' is a mathematical assertion that may or may not hold under scrutiny, but it is not circular: it is not defined in terms of the conclusion it purports to derive. Without the full text, no specific equation-level circularity can be exhibited, and the abstract-level structure shows no self-definitional, fitted-input, or self-citation-chain patterns. The score of 1 reflects the possibility of load-bearing steps in the full text that could not be verified, but no circularity can be demonstrated from the available material.

Axiom & Free-Parameter Ledger

0 free parameters · 4 axioms · 0 invented entities

No free parameters, no invented entities visible in the abstract. The derivation appears to be parameter-free and structural. The axioms are domain assumptions about the mathematical structure of the Type-IIB axion-dilaton system and its equivalence to QCD topology sectors. All four axioms are load-bearing: if any fails, the identification of the coefficient with a chiral Wishart hard edge does not follow.

axioms (4)
  • domain assumption The axion-charge sector (form-field-flux sector) plays the exact same structural role as a fixed-topology sector in QCD, supplying the domain for computing the microscopic coefficient before forming the theta sum.
    Stated in the abstract as the foundational analogy enabling the entire derivation. This is a domain-specific assumption about the mathematical equivalence of two physical systems (Type-IIB axion-dilaton wormholes and QCD topology sectors). Its validity is not established in the abstract.
  • domain assumption After imposing the Hamiltonian constraint, gauge quotient, charge-sector boundary condition, and collective zero-mode quotient, the physical quadratic fluctuation operator at the BPS instanton endpoint becomes a positive adjoint square.
    This is the key mathematical step in the abstract. It is presented as a consequence of the physical constraints but the proof requires the full text. The positivity and adjointness properties are what enable the spectral identification.
  • standard math The large-N result of Dorey et al. correctly describes the super-ADHM measure as the k-D-instanton measure on AdS5×S5 multiplied by a centered zero-dimensional supersymmetric matrix-model factor.
    External result cited in the abstract. Treated as established input. Not verified here.
  • domain assumption Fermionic ADHM variables and supergravity fermions remain part of the coefficient and in protected sectors cancel paired non-zero modes, impose zero-mode saturation, and determine which reduction data b give a non-vanishing W_ν[b].
    Asserted in the abstract without proof. This is a claim about the role of fermionic variables that is structurally important for the non-vanishing of the coefficient.

pith-pipeline@v1.1.0-glm · 4769 in / 3021 out tokens · 424639 ms · 2026-07-08T01:28:40.196936+00:00 · methodology

discussion (0)

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

Reference graph

Works this paper leans on

35 extracted references · 35 canonical work pages · 13 internal anchors

  1. [1]

    Type IIB Axion--Dilaton Wormholes and the BPS Limit Hessian

    S.-J. Rey, “Type-IIB Axion–Dilaton Wormholes and the BPS Limit Hessian,” arXiv:2607.01221[hep-th]

  2. [2]

    Charge-Sector Construction of the Type-IIB Axion--Dilaton Wormhole Partition Function

    S.-J. Rey, “Charge-Sector Construction of the Type-IIB Axion–Dilaton Wormhole Partition Function,” arXiv:2607.05385[hep-th]

  3. [3]

    Axion-induced topology change in quantum gravity and string theory,

    S. B. Giddings and A. Strominger, “Axion-induced topology change in quantum gravity and string theory,” Nucl. Phys. B306(1988) 890

  4. [4]

    Black holes as red herrings: topological fluctuations and the loss of quantum coherence,

    S. R. Coleman, “Black holes as red herrings: topological fluctuations and the loss of quantum coherence,” Nucl. Phys. B307(1988) 867

  5. [5]

    Axion dynamics in wormhole background,

    S.-J. Rey, “Axion dynamics in wormhole background,” Phys. Rev. D39(1989) 3185

  6. [6]

    The collective dynamics and the correlations of wormholes in quantum gravity,

    S.-J. Rey, “The collective dynamics and the correlations of wormholes in quantum gravity,” Nucl. Phys. B319(1989) 765

  7. [7]

    Confining phase of superstrings and axionic strings,

    S.-J. Rey, “Confining phase of superstrings and axionic strings,” Phys. Rev. D43 (1991) 526. 28

  8. [8]

    Holography Principle and Topology Change in String Theory

    S.-J. Rey, “Holographic principle and topology change in string theory,” Class. Quant. Grav.16(1999) L37, hep-th/9807241

  9. [9]

    A new proof of the positive energy theorem,

    E. Witten, “A new proof of the positive energy theorem,” Comm. Math. Phys.80 (1981) 381

  10. [10]

    A new gravitational energy expression with a simple positivity proof,

    J.M. Nester, “A new gravitational energy expression with a simple positivity proof,” Phys. Lett. A83(1981) 241

  11. [11]

    Exact classical solution for the ’t Hooft monopole and the Julia–Zee dyon,

    M.K. Prasad and C.M. Sommerfield, “Exact classical solution for the ’t Hooft monopole and the Julia–Zee dyon,” Phys. Rev. Lett.35(1975) 760

  12. [12]

    The stability of classical solutions,

    E.B. Bogomol’nyi, “The stability of classical solutions,” Sov. J. Nucl. Phys.24(1976) 449

  13. [13]

    Large scale quantum fluctuations in the inflationary universe,

    M. Sasaki, “Large scale quantum fluctuations in the inflationary universe,” Prog. Theor. Phys.76(1986) 1036; V.F. Mukhanov, “Quantum theory of gauge invariant cosmological perturbations,” Sov. Phys. JETP67(1988) 1297

  14. [14]

    Spectral Density of the QCD Dirac Operator near Zero Virtuality

    J. J. M. Verbaarschot and I. Zahed, “Spectral density of the QCD Dirac operator near zero virtuality,” Phys. Rev. Lett.70(1993) 3852, hep-th/9303012

  15. [15]

    The spectrum of the Dirac operator near zero virtuality for Nc = 2and chiral random-matrix theory,

    J. J. M. Verbaarschot, “The spectrum of the Dirac operator near zero virtuality for Nc = 2and chiral random-matrix theory,” Nucl. Phys. B426(1994) 559, hep- th/9401092

  16. [16]

    Random Matrix Theory and Chiral Symmetry in QCD

    J. J. M. Verbaarschot and T. Wettig, “Random matrix theory and chiral symmetry in QCD,” Ann. Rev. Nucl. Part. Sci.50(2000) 343, hep-ph/0003017

  17. [17]

    Spectrum of Dirac operator and role of winding number in QCD,

    H. Leutwyler and A. V. Smilga, “Spectrum of Dirac operator and role of winding number in QCD,” Phys. Rev. D46(1992) 5607

  18. [18]

    Massive chiral random matrix ensembles at beta = 1 & 4 : QCD Dirac operator spectra

    T. Nagao and S. M. Nishigaki, “Massive random-matrix ensembles atβ= 1and4: QCD in three dimensions,” Phys. Rev. D62(2000) 065007, hep-th/0003009

  19. [19]

    Novel Symmetry Classes in Mesoscopic Normal-Superconducting Hybrid Structures

    A. Altland and M. R. Zirnbauer, “Nonstandard symmetry classes in mesoscopic normal- superconducting hybrid structures,” Phys. Rev. B55(1997) 1142, cond-mat/9602137

  20. [20]

    Riemannian symmetric superspaces and their origin in random matrix theory

    M. R. Zirnbauer, “Riemannian symmetric superspaces and their origin in random- matrix theory,” J. Math. Phys.37(1996) 4986, math-ph/9808012

  21. [21]

    Construction of instantons,

    M. F. Atiyah, V. G. Drinfeld, N. J. Hitchin and Yu. I. Manin, “Construction of instantons,” Phys. Lett. A65(1978) 185

  22. [22]

    Self-duality in four-dimensional Riemannian geometry,

    M. F. Atiyah, N. J. Hitchin and I. M. Singer, “Self-duality in four-dimensional Riemannian geometry,” Proc. Roy. Soc. Lond. A362(1978) 425

  23. [23]

    Multi-Instanton Calculus and the AdS/CFT Correspondence in N=4 Superconformal Field Theory

    N. Dorey, T. J. Hollowood, V. V. Khoze, M. P. Mattis and S. Vandoren, “Multi- instanton calculus and the AdS/CFT correspondence inN = 4superconformal field theory,” Nucl. Phys. B552(1999) 88, hep-th/9901128

  24. [24]

    The D-Instanton Partition Function

    N. Dorey, T. J. Hollowood and V. V. Khoze, “The D-instanton partition function,” JHEP0103(2001) 040, hep-th/0011247. 29

  25. [25]

    The Calculus of Many Instantons

    N. Dorey, T. J. Hollowood, V. V. Khoze and M. P. Mattis, “The calculus of many instantons,” Phys. Rept.371(2002) 231, hep-th/0206063

  26. [26]

    Normal multivariate analysis and the orthogonal group,

    A. T. James, “Normal multivariate analysis and the orthogonal group,” Ann. Math. Stat.25(1954) 40

  27. [27]

    L. K. Hua,Harmonic Analysis of Functions of Several Complex Variables in the Classical Domains, American Mathematical Society, Providence (1963)

  28. [28]

    J. R. Muirhead,Aspects of Multivariate Statistical Theory, Wiley, New York (1982)

  29. [29]

    P. J. Forrester,Log-Gases and Random Matrices, London Mathematical Society Monographs34, Princeton University Press (2010)

  30. [30]

    Note sur une relation entre les intégrales définies des produits des fonctions,

    C. Andréief, “Note sur une relation entre les intégrales définies des produits des fonctions,” Mém. Soc. Sci. Bordeaux2(1883) 1

  31. [31]

    Toeplitz minors,

    D. Bump and P. Diaconis, “Toeplitz minors,” J. Combin. Theory Ser. A97(2002) 252

  32. [32]

    On certain Hermitian forms associated with the Fourier series of a positive function,

    G. Szegő, “On certain Hermitian forms associated with the Fourier series of a positive function,” Comm. Sém. Math. Univ. Lund (1952) 228

  33. [33]

    JT gravity as a matrix integral

    P. Saad, S. H. Shenker and D. Stanford, “JT gravity as a matrix integral,” arXiv:1903.11115

  34. [34]

    JT Gravity and the Ensembles of Random Matrix Theory

    D. Stanford and E. Witten, “JT gravity and the ensembles of random-matrix theory,” Adv. Theor. Math. Phys.24(2020) 1475, arXiv:1907.03363

  35. [35]

    Abramowitz and I

    M. Abramowitz and I. A. Stegun,Handbook of Mathematical Functions, National Bureau of Standards, Washington (1964). 30