Preprints and Publications 

Preprints

[30] S. S. Ghoshal and A. Jana, On blow up of C^1 solutions of isentropic Euler system. Online here   

[29] S. S. Ghoshal, S. Junca and A. Parmar, Higher regularity for entropy solutions of conservation laws with geometrically constrained discontinuous flux. Online here   

[28] B. Andreianov, S. S. Ghoshal and K. Koumatos, Lack of controllability of the viscous Burgers equation. Part II: The L^2 setting, with a detour into the well-posedness of unbounded entropy solutions to scalar conservation laws. Online here 

[27] S. S. Ghoshal, B. Haspot and  A. Jana, Existence of almost global weak solution for the Euler-Poisson in one dimension with large initial data. Online here 

[26] Adimurthi and S. S. Ghoshal, Single shock solution for non convex scalar conservation laws. Online here 

Publications

[25]  S. S. Ghoshal, J. D. Towers and G. Vaidya, BV regularity of the adapted entropy solutions for conservation laws with infinitely many spatial discontinuities, Netw. Heterog. Media 19 (2024), No. 1, 196-213. 

[24] S. S. Ghoshal, S. Junca and A. Parmar, Fractional regularity for conservation laws with discontinuous flux, accepted for publication in Nonlinear Analysis. Real World Appl., 75 (2024), paper No. 103960, 28 pp.

[23] Adimurthi and  S. S. Ghoshal, Exact and optimal controllability for scalar conservation laws with discontinuous flux, Commun. Contemp. Math. 25 (2023), no. 6, Paper No. 2250024, 54 pp.

[22] B. Andreianov, S. S. Ghoshal and K. Koumatos, Lack of controllability of the viscous Burgers equation. Part I: The L∞ setting, Journal of Evolution Equations (2022), no.3, Paper no. 70, 24pp.

[21] S. S. Ghoshal, A. Jana and E. Wiedemann, Weak-Strong uniqueness for the isentropic Euler equations with possible vacuum,  Partial Differ. Equ. Appl. 3 (2022), no. 4, Paper No. 54, 21 pp.

[20] S. S. Ghoshal, J. D. Towers and G. Vaidya, A Godunov type scheme and error estimates for multidimensional scalar conservation laws with Panov-type discontinuous flux, Numerische Mathematik. 151 (2022), no. 3, 601-625. 

[19] S. S. Ghoshal, J. D. Towers and G. Vaidya, Convergence of a Godunov scheme for degenerate conservation laws with BV spatial flux and a study of Panov type fluxes, J. Hyperbolic Differ. Equ. 19 (2022), no. 2, 365–390. 

[18] S. S. Ghoshal, A. Jana and K. Koumatos, On the uniqueness of solutions to hyperbolic systems of conservation laws, J. Differential Equations, 291 , 5, 110-153 (2021).

[17] S. S. Ghoshal, A. Jana and B. Sarkar, Uniqueness and energy balance for isentropic Euler equation with stochastic forcing, Nonlinear Analysis. Real World Appl. 61  (2021)Paper No. 103328, 18 pp.

[16] S. S. Ghoshal and A. Jana, Non existence of the BV regularizing effect for scalar conservation laws in several space dimensions for C^2 flux,  SIAM J. Math. Anal. 53, no.2, 1908-1943, (2021). 

[15] S. S. Ghoshal and A. Jana,  Uniqueness of dissipative solutions to the complete Euler system,  J. Math. Fluid Mech. 23, 34 (2021).

[14] S. S. Ghoshal and A. Jana,  Optimal jump set in hyperbolic conservation laws, J. Hyperbolic Differ. Equ., (2020), 17, 04, 765-784.

[13]  S. S. Ghoshal,  A. Jana and J. D. Towers, Convergence of a Godunov scheme to an Audusse-Perthame  adapted entropy solution for conservation laws with BV spatial flux, Numerische Mathematik, (2020), 146 (3), 629-659.

[12] S. S. Ghoshal, B. Guelmame, A. Jana and S. Junca,  Optimal BV^s Regularity for all time for entropy solutions of conservation laws,  Nonlinear Differ. Equ. Appl., 27, 46 (2020). 

[11] E. Feireisl, S. S. Ghoshal and A. Jana, On Uniqueness of dissipative solutions to the isentropic Euler system,  Comm. Partial Differential Equations, 44 (2019), no. 12, 1285-1298.

[10] J.-M. Coron, S. Ervedoza, S. S. Ghoshal,  O. Glass and V. Perrollaz, Dissipative boundary conditions for 2 × 2 hyperbolic systems of conservation laws for entropy solutions in BV, J. Differential Equations, 262, (2017), no. 1, 1-30. 

[9] S. S. Ghoshal, BV Regularity Near The Interface For Nonuniform Convex Discontinuous Flux, Netw. Heterog. Media, 11,  no.2, (2016), 331-348.

[8]  B. Andreianov , C. Donadello, S. S. Ghoshal and U. Razafison, On the attainability set for triangular type system of conservation laws with initial data control, J. Evol. Equ., 15, (2015), no.3, 503-532.

[7] S. S. Ghoshal, Optimal results on TV bounds for scalar conservation laws with discontinuous flux, J. Differential Equations, 3, (2015), 980–1014.

[6] Adimurthi, S. S Ghoshal and G.D. Veerappa Gowda, Finer regularity of an entropy solution for 1-d scalar conservation laws with non uniform convex flux, Rend. Semin. Mat. Univ. Padova, 132, (2014), 1–24.

[5] Adimurthi, S. S. Ghoshal and G. D. Veerappa Gowda, L^p stability for entropy solutions of scalar conservation laws with convex flux, J. Differential Equations, vol. 256, (2014), 3395-3416.

[4] Adimurthi, S. S. Ghoshal and G. D. Veerappa Gowda, Optimal controllability for scalar conservation laws with convex flux, J. Hyperbolic Differ. Equ., 11 (2014), 477–491.

[3] Adimurthi, S. S. Ghoshal and G.D. Veerappa Gowda, Exact controllability of scalar conservation law with strict convex flux, Math. Control Relat. Fields, 4, 4, (2014) 401–449.

[2] Adimurthi, S.S. Ghoshal and  G.D.Veerappa Gowda, Structure of the entropy solution of a scalar conservation law with strict convex flux, J. Hyperbolic Differ. Equ., Vol. 09, No. 04, (2012),  571-611.

[1] Adimurthi, R. Dutta, S. S. Ghoshal and  G.D. Veerappa Gowda, Existence and nonexistence of TV bounds for scalar conservation laws with discontinuous flux, Comm. Pure Appl. Math., 64 (1), (2011), 84–115.


Conference Proceedings

[1] S. S. Ghoshal, A. Jana and B. Sarkar, On energy conservation for stochastically forced fluid flows,  to appear in HYP2022 proceedings.