“…The regularity of its weak solutions and the existence of global strong solutions are challenging open problems; see [1][2][3]. Starting with [4,5], there have been a lot of literature devoted to finding sufficient conditions to ensure the smoothness of the solutions; see [6][7][8][9][10][11][12][13][14][15] and the references cited therein. Since the convective terms are similar in the Navier-Stokes equations and Boussinesq equations, the authors also consider the regularity conditions for (1); see [16][17][18][19][20] and so forth.…”
We consider the three-dimensional Boussinesq equations and obtain a regularity criterion involving the pressure gradient in the Morrey-Companato spaceMp,q. This extends and improves the result of Gala (Gala 2013) for the Navier-Stokes equations.
“…The regularity of its weak solutions and the existence of global strong solutions are challenging open problems; see [1][2][3]. Starting with [4,5], there have been a lot of literature devoted to finding sufficient conditions to ensure the smoothness of the solutions; see [6][7][8][9][10][11][12][13][14][15] and the references cited therein. Since the convective terms are similar in the Navier-Stokes equations and Boussinesq equations, the authors also consider the regularity conditions for (1); see [16][17][18][19][20] and so forth.…”
We consider the three-dimensional Boussinesq equations and obtain a regularity criterion involving the pressure gradient in the Morrey-Companato spaceMp,q. This extends and improves the result of Gala (Gala 2013) for the Navier-Stokes equations.
“…The regularity of its weak solutions and the existence of global strong solutions are challenging open problems; see [1][2][3]. Initialed by [4,5], there have been a lot of literatures devoted to finding sufficient conditions to ensure the smoothness of the solutions; see [6][7][8][9][10][11][12][13][14][15][16][17][18] and so forth. Since the convective terms are similar in Navier-Stokes equations and Boussinesq equations, the authors also consider the regularity conditions for (1); see [19][20][21][22][23] and so forth.…”
We consider the three-dimensional Boussinesq equations and obtain some regularity criteria via the velocity gradient (or the vorticity, or the deformation tensor) and the temperature gradient.
“…Such conditions are called regularity criteria. For interested readers, please refer to [4][5][6][7][8][9][10][11][12][13][14][15][16][17][18][19][20][21][22][23] and references therein.…”
Section: Introductionmentioning
confidence: 99%
“…Such conditions are called regularity criteria. For interested readers, please refer to , and references therein.…”
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