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Searched refs:eps (Results 1 – 25 of 69) sorted by relevance

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/petsc/src/sys/tests/output/
H A Dex39.out6 PetscIsCloseAtTol(pos_one+eps,pos_one,0,0) -> False
7 PetscIsCloseAtTol(pos_one-eps,pos_one,0,0) -> False
8 PetscIsCloseAtTol(pos_one+eps,pos_one,0,0) -> False
9 PetscIsCloseAtTol(pos_one-eps,pos_one,0,0) -> False
10 PetscIsCloseAtTol(pos_one+eps,pos_one,0,eps) -> True
11 PetscIsCloseAtTol(pos_one-eps,pos_one,0,eps) -> True
12 PetscIsCloseAtTol(pos_one+eps,pos_one,eps,0) -> True
13 PetscIsCloseAtTol(pos_one-eps,pos_one,eps,0) -> True
14 PetscIsCloseAtTol(pos_one+2*eps,pos_one,eps,0) -> False
15 PetscIsCloseAtTol(pos_one-2*eps,pos_one,eps,0) -> False
[all …]
/petsc/src/sys/tests/
H A Dex39.c14 PetscReal eps = PETSC_MACHINE_EPSILON; in main() local
32 CALL(PetscIsCloseAtTol(pos_one + eps, pos_one, 0, 0)); in main()
33 CALL(PetscIsCloseAtTol(pos_one - eps, pos_one, 0, 0)); in main()
34 CALL(PetscIsCloseAtTol(pos_one + eps, pos_one, 0, 0)); in main()
35 CALL(PetscIsCloseAtTol(pos_one - eps, pos_one, 0, 0)); in main()
37 CALL(PetscIsCloseAtTol(pos_one + eps, pos_one, 0, eps)); in main()
38 CALL(PetscIsCloseAtTol(pos_one - eps, pos_one, 0, eps)); in main()
39 CALL(PetscIsCloseAtTol(pos_one + eps, pos_one, eps, 0)); in main()
40 CALL(PetscIsCloseAtTol(pos_one - eps, pos_one, eps, 0)); in main()
42 CALL(PetscIsCloseAtTol(pos_one + 2 * eps, pos_one, eps, 0)); in main()
[all …]
/petsc/src/snes/interface/noise/
H A Dsnesdnest.c11 …ouble *fval, double *h__, double *fnoise, double *fder2, double *hopt, PetscInt *info, double *eps) in SNESNoise_dnest_() argument
110 --eps; in SNESNoise_dnest_()
183 eps[j] = const__[j - 1] * stdv; in SNESNoise_dnest_()
211 d__1 = PetscMin(eps[4], eps[5]); in SNESNoise_dnest_()
212 emin = PetscMin(d__1, eps[6]); in SNESNoise_dnest_()
215 d__1 = PetscMax(eps[4], eps[5]); in SNESNoise_dnest_()
216 emax = PetscMax(d__1, eps[6]); in SNESNoise_dnest_()
219 *fnoise = (eps[4] + eps[5] + eps[6]) / 3; in SNESNoise_dnest_()
231 d__1 = PetscMin(eps[3], eps[4]); in SNESNoise_dnest_()
232 emin = PetscMin(d__1, eps[5]); in SNESNoise_dnest_()
[all …]
H A Dsnesnoise.c83 PetscScalar fval[7], tab[7][7], eps[7], f = -1; in SNESDiffParameterCompute_More() local
142 PetscCall(SNESNoise_dnest_(&nf, fval, &h, fnoise, &fder2, hopt, &info, eps)); in SNESDiffParameterCompute_More()
150 …%g %g %g %g %g %g\n", (double)eps[0], (double)eps[1], (double)eps[2], (double)eps[3], (double… in SNESDiffParameterCompute_More()
/petsc/src/sys/classes/random/tutorials/
H A Dex2.c39 PetscReal *eps; in main() local
73 PetscCall(PetscMalloc1(numdim, &eps)); in main()
79 PetscCall(stdNormalArray(eps, numdim, ran)); in main()
80 x += basketPayoff(vol, St0, n, r, dt, eps); in main()
89 PetscCall(PetscFree(eps)); in main()
95 PetscErrorCode stdNormalArray(PetscReal *eps, PetscInt numdim, PetscRandom ran) in stdNormalArray() argument
107 eps[i] = t * PetscCosReal(2 * PETSC_PI * PetscRealPart(u2)); in stdNormalArray()
108 eps[i + 1] = t * PetscSinReal(2 * PETSC_PI * PetscRealPart(u2)); in stdNormalArray()
113 …ketPayoff(PetscReal vol[], PetscReal St0[], PetscInt n, PetscReal r, PetscReal dt, PetscReal eps[]) in basketPayoff() argument
125 Stk[j] = mcVal(Stk[j], r, vol[j], dt, eps[pointcount++]); in basketPayoff()
[all …]
/petsc/src/ksp/ksp/impls/cg/pipecgrr/
H A Dpipecgrr.c24 … = 0.0, qnp = 0.0, znp = 0.0, mnz = 5.0, tol = PETSC_SQRT_MACHINE_EPSILON, eps = PETSC_MACHINE_EPS… in KSPSolve_PIPECGRR() local
193 … xnp + 2.0 * Anorm * PetscAbsScalar(alphap) * dpp + rnp + 2.0 * PetscAbsScalar(alphap) * ds) * eps; in KSPSolve_PIPECGRR()
194 …* unp + 2.0 * Anorm * PetscAbsScalar(alphap) * dq + wnp + 2.0 * PetscAbsScalar(alphap) * dz) * eps; in KSPSolve_PIPECGRR()
197 …* unp + 2.0 * Anorm * PetscAbsScalar(betap) * pnp + wnp + 2.0 * PetscAbsScalar(betap) * snp) * eps; in KSPSolve_PIPECGRR()
198 … Anorm * dm + 2.0 * Anorm * PetscAbsScalar(betap) * qnp + 2.0 * PetscAbsScalar(betap) * znp) * eps; in KSPSolve_PIPECGRR()
203 …((mnz * sqn + 1) * Anorm * xnp + db) * eps + PetscSqrtReal(PetscAbsScalar(alphap) * mnz * sqn * An… in KSPSolve_PIPECGRR()
204 errs = PetscSqrtReal(mnz * sqn * Anorm * dpp) * eps; in KSPSolve_PIPECGRR()
205 …tscSqrtReal(mnz * sqn * Anorm * unp) * eps + PetscSqrtReal(PetscAbsScalar(alphap) * mnz * sqn * An… in KSPSolve_PIPECGRR()
206 errz = PetscSqrtReal(mnz * sqn * Anorm * dq) * eps; in KSPSolve_PIPECGRR()
209 errr = PetscSqrtReal((mnz * sqn + 1) * Anorm * dx + db) * eps; in KSPSolve_PIPECGRR()
[all …]
/petsc/config/BuildSystem/docs/
H A Dmakefile2 manual.pdf: manual.xml sharedLibraryCheck.jpg sharedLibraryCheck.eps sharedLibraryCheck.pdf
8 sharedLibraryCheck.eps: sharedLibraryCheck.fig
9 fig2dev -L eps $< $@
/petsc/src/dm/impls/plex/tests/
H A Ddmplexcomputecellgeometryfem.F9013 PetscReal, parameter :: eps = 5.0*epsilon(1.0)
43 …PetscCheckA(all(abs(v - tria_v) < eps), PETSC_COMM_WORLD, PETSC_ERR_PLIB, 'Wrong mapped quadrature…
44 …PetscCheckA(all(abs(J - tria_J) < eps), PETSC_COMM_WORLD, PETSC_ERR_PLIB, 'Wrong jacobian (triangl…
78 …PetscCheckA(all(abs(v((k - 1)*numDim + 1:k*numDim) - quad_v(Gauss_rs(k))) < eps), PETSC_COMM_WORLD…
79 …PetscCheckA(all(abs(J((k - 1)*numDim**2 + 1:k*numDim**2) - quad_J(Gauss_rs(k))) < eps), PETSC_COMM…
/petsc/src/dm/dt/tests/
H A Dex1.c53 PetscReal eps; in CheckQuadrature() local
56 eps = PETSC_SMALL; in CheckQuadrature()
66 tol = eps; in CheckQuadrature()
84 …PetscCheck(norm2diff <= eps * I_exact, PETSC_COMM_SELF, PETSC_ERR_PLIB, "Jacobi norm error %g", (d… in CheckQuadrature()
86 tol = eps * I_exact; in CheckQuadrature()
112 PetscReal eps; in CheckJacobiQuadrature() local
115 eps = PETSC_SMALL; in CheckJacobiQuadrature()
125 xtol = eps * (1. + PetscMin(PetscAbsReal(x[i]), 1. - PetscAbsReal(x[i]))); in CheckJacobiQuadrature()
126 wtol = eps * (1. + w[i]); in CheckJacobiQuadrature()
/petsc/src/tao/constrained/tutorials/
H A DtomographyADMM.c19 PetscReal lambda, eps, mumin; member
96 PetscCall(VecShift(user->workN2, user->eps * user->eps)); in RegularizerObjectiveAndGradient1()
99 PetscCall(VecShift(user->workN2, -user->eps)); in RegularizerObjectiveAndGradient1()
146 PetscCall(VecShift(user->workN2, user->eps * user->eps)); in HessianReg()
148 PetscCall(VecShift(user->workN2, -user->eps)); in HessianReg()
150 PetscCall(VecScale(user->workN2, user->eps * user->eps)); in HessianReg()
278 user->eps = 1.e-3; in InitializeUserData()
285 …scOptionsReal("-eps", "L1 norm epsilon padding", "tomographyADMM.c", user->eps, &user->eps, NULL)); in InitializeUserData()
/petsc/src/binding/petsc4py/demo/legacy/kspsolve/
H A Dpetsc-cg.py1 def cg(A, b, x, imax=50, eps=1e-6): argument
20 delta > delta_0 * eps**2:
/petsc/src/snes/interface/
H A Dsnesob.c144 PetscReal ob, ob1, ob2, ob3, fob, dx, eps = 1e-6; in SNESObjectiveComputeFunctionDefaultFD() local
150 …"-snes_fd_function_eps", "Tolerance for nonzero entries in fd function", "None", eps, &eps, NULL)); in SNESObjectiveComputeFunctionDefaultFD()
197 if (PetscAbsScalar(fv) > eps) { in SNESObjectiveComputeFunctionDefaultFD()
/petsc/src/ts/tutorials/eimex/
H A Dallen_cahn.c111 PetscReal hx, eps; in RHSFunction() local
115 eps = user->param; in RHSFunction()
119 f[0] = 2. * eps * (x[1] - x[0]) / (hx * hx); /*boundary*/ in RHSFunction()
120 for (i = 1; i < mx - 1; i++) f[i] = eps * (x[i + 1] - 2. * x[i] + x[i - 1]) / (hx * hx); in RHSFunction()
121 f[mx - 1] = 2. * eps * (x[mx - 2] - x[mx - 1]) / (hx * hx); /*boundary*/ in RHSFunction()
/petsc/src/sys/objects/
H A Dfinit.c69 PetscReal eps = PETSC_MACHINE_EPSILON; in PetscInitializeFortran() local
74 petscsetmoduleblocknumeric_(&pi, &maxreal, &minreal, &eps, &seps, &small, &pinf, &pninf); in PetscInitializeFortran()
/petsc/src/sys/classes/draw/utils/
H A Daxis.c33 PetscReal x = 0.0, base = 0.0, eps; in PetscADefTicks() local
44 eps = base / 10; in PetscADefTicks()
45 while (i < maxtick && x <= high + eps) { in PetscADefTicks()
/petsc/src/ts/tutorials/eimex/output/
H A Dallen_cahn.out1 eps 0.0009, steps 881, ftime 22.025
/petsc/src/tao/tutorials/
H A Dex4.c20 PetscReal eps; /* small constant for approximating gradient of || x ||_1 */ member
117 ctx->eps = 1.e-3; in ConfigureContext()
137 …| in the denominator to approximate the gradient of ||x||_1", "ex4.c", ctx->eps, &ctx->eps, NULL)); in ConfigureContext()
295 PetscReal eps = ctx->eps; in GradientRegularization() local
303 PetscCall(VecShift(ctx->workRight[1], eps)); in GradientRegularization()
314 PetscReal eps = ctx->eps; in HessianRegularization() local
334 PetscCall(VecShift(copy1, eps)); in HessianRegularization()
343 PetscCall(VecShift(copy3, eps)); in HessianRegularization()
/petsc/src/snes/tutorials/
H A Dex36.c59 const PetscReal eps = param->epsilon; in oscillatory_u() local
61 …eps / (2. * PETSC_PI)) * (0.5 - x[0]) * PetscSinReal(2. * PETSC_PI * x[0] / eps) + PetscSqr(eps / … in oscillatory_u()
100 const PetscReal eps = PetscRealPart(constants[EPSILON]); in f1_oscillatory_u() local
102 f1[0] = u_x[0] / (2. + PetscCosReal(2. * PETSC_PI * x[0] / eps)); in f1_oscillatory_u()
107 const PetscReal eps = PetscRealPart(constants[EPSILON]); in g3_oscillatory_uu() local
109 g3[0] = 1. / (2. + PetscCosReal(2. * PETSC_PI * x[0] / eps)); in g3_oscillatory_uu()
/petsc/src/ksp/ksp/tutorials/
H A Dex54f.F9037 PetscReal::theta, eps, h, x, y, xsj
63 eps = 1.0
64 …PetscCallA(PetscOptionsGetReal(PETSC_NULL_OPTIONS, PETSC_NULL_CHARACTER, '-epsilon', eps, flg, ier…
77 ev(2) = eps*ev(1)
235 write (1, 2002) eps, theta*57.2957795
/petsc/src/ts/tutorials/output/
H A Dex30_full_cdisc.out5 eps : 0.001
H A Dex30_full_cdisc_minres.out5 eps : 0.001
H A Dex30_hdf5_diagnostic.out5 eps : 0.001
H A Dex30_annulus.out5 eps : 0.001
H A Dex30_vtk_diagnostic.out5 eps : 0.001
H A Dex30_full_cdisc_split.out5 eps : 0.001

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