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Searched refs:ubar (Results 1 – 2 of 2) sorted by relevance

/petsc/src/snes/tutorials/
H A Dex28.c59 …const PetscScalar ubar = 0.5 * (u[i + 1] + u[i]), gradu = (u[i + 1] - u[i]) / hx, g = 1. + gradu *… in FormFunctionLocal_K() local
188ubar = 0.5 * (u[i] + u[i + 1]), ubar_L = 0.5, ubar_R = 0.5, gradu = (u[i + 1] - u[i]) / hx, gradu_… in FormJacobianLocal_KU() local
/petsc/src/ts/tutorials/
H A Dex9.c825 PetscScalar ubar, du[2], a[2], fL[2], fR[2], lam[2], ustar[2], R[2][2]; in PhysicsRiemann_IsoGas_Roe() local
829ubar = (uL[1] / PetscSqrtScalar(uL[0]) + uR[1] / PetscSqrtScalar(uR[0])) / (PetscSqrtScalar(uL[0])… in PhysicsRiemann_IsoGas_Roe()
833 a[0] = (1 / (2 * c)) * ((ubar + c) * du[0] - du[1]); in PhysicsRiemann_IsoGas_Roe()
834 a[1] = (1 / (2 * c)) * ((-ubar + c) * du[0] + du[1]); in PhysicsRiemann_IsoGas_Roe()
836 lam[0] = ubar - c; in PhysicsRiemann_IsoGas_Roe()
837 lam[1] = ubar + c; in PhysicsRiemann_IsoGas_Roe()
840 R[0][1] = ubar - c; in PhysicsRiemann_IsoGas_Roe()
842 R[1][1] = ubar + c; in PhysicsRiemann_IsoGas_Roe()