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/petsc/src/tao/leastsquares/tutorials/matlab/more_wild_probs/
H A Djacobian.m20 % m and n are positive integer input variables. n must not
23 % nprob is a positive integer input variable which defines the
H A Ddfoxs.m23 % n is a positive integer input variable.
24 % nprob is a positive integer input variable which defines the
H A Dperf_profile.m22 % gate is a positive constant reflecting the convergence tolerance.
H A Ddfovec.m34 % m and n are positive integer input variables. n must not
37 % nprob is a positive integer input variable which defines the
/petsc/src/binding/petsc4py/src/petsc4py/PETSc/
H A DConst.pyx41 Very large positive real value, same as `INFINITY`.
H A Dpetscsys.pxi78 "block size %d must be positive" % toInt(bs))
H A DKSP.pyx308 It appears the preconditioner is indefinite (has both positive
310 requires it to be positive definite.
/petsc/lib/petsc/bin/maint/
H A Dtoclapack.sh1832 /* Compute a = 2.0**m with the smallest positive integer m such */
1851 /* Now compute b = 2.0**m with the smallest positive integer m */
1914 /* by powering. So we find t as the smallest positive integer for */
2028 /* The smallest positive number such that */
2046 /* The largest positive number for the machine, given by */
3823 /* Compute a = 2.0**m with the smallest positive integer m such */
3842 /* Now compute b = 2.0**m with the smallest positive integer m */
3905 /* by powering. So we find t as the smallest positive integer for */
4019 /* The smallest positive number such that */
4037 /* The largest positive number for the machine, given by */
/petsc/src/binding/petsc4py/conf/
H A Depydoc.cfg17 # positive values will give more verbose output.
/petsc/doc/manual/
H A Dtao.md903 is solved to obtain the direction, where $\rho_k$ is a positive
1114 positive definite. The available options are to use no preconditioner,
1185 Hessian matrix will be positive-semidefinite; the perturbation will
1459 must be symmetric and positive definite. The available options are to
1529 The limited-memory, variable-metric method (LMVM) computes a positive definite
1568 object that represents a positive-definite matrix. The approximation
1587 the conjugate gradient method for solving symmetric, positive-definite
1758 safeguarded to be positive. `icc` and `ilu` options produce good
1791 where $\rho_k$ is a dynamically adjusted positive constant. The
1827 positive-definite Hessian approximation. This algorithm is available via
[all …]
H A Dksp.md465 `KSPCG` also supports using the natural norm induced by the symmetric positive-definite
516 `test`, should set `reason` to positive for convergence, 0 for no
1172 for symmetric positive definite systems. Unsmoothed aggregation can be
1180 is symmetric positive definite. One can specify CG with
1247 will keep zero edges, and a positive number will drop small edges. Typical
1356 eigenvalues are generally between 1.5-3.0. For symmetric positive
2326 This is done to ensure the preconditioner is positive definite for a
2327 a common class of problems, saddle points with a positive definite
H A Dts.md1078 type of zero crossing to be detected for an event (+1 for positive
1263 $p_{max}$ is a positive number when the system operates normally.
H A Dsnes.md579 where the sign is positive for the first increment and is determined by the previous
856 respectively. `SNESConvergedReason` should be set positive for
H A Ddmplex.md710 A metric must be symmetric positive-definite, so that distances may be properly
/petsc/doc/changes/
H A D300.md110 positive definiteness
H A D2028.md45 - `SLESSolve()` now ALWAYS returns a 0 or positive iteration
H A D312.md179 positive since tiny trust region would indicate trouble, not
H A D38.md170 instead pass positive values and call DMSetFromOptions()
H A D316.md239 - Add `DMPlexMetricEnforceSPD` for enforcing that a metric is symmetric positive-definite.
/petsc/doc/community/bofs/
H A D2026_Feb_CASS.md47 …ction method which transforms the indefinite saddle-point system into a positive definite reduced …
/petsc/share/petsc/matlab/
H A Dlaplacian.m126 '%s','Grid sizes must be positive.');
/petsc/doc/developers/
H A Ddocumentation.md73 …t-at:` and related options when possible, noting that you can also use (positive) values of `:line…
/petsc/src/ksp/pc/impls/tfs/
H A Dgs.c39 PetscInt positive; member
/petsc/doc/community/meetings/2023/
H A Dindex.md726 of the constituent atoms or molecules have separated into positive ions and
/petsc/share/petsc/datafiles/meshes/
H A Dtestcase3D.cas3553 (drsm/amg-continue-positive? #t)
3608 (omega/amg-continue-positive? #t)
3670 (epsilon/amg-continue-positive? #t)
3685 (k/amg-continue-positive? #t)
3705 (nut/amg-continue-positive? #t)
5024 (lithium/positive-zone-list ())
7039 (ost/amg/positive-interpolation-weights-t 0)
7067 (ost/amg/hyb-positive-weights-mode 0)
7910 (turb-positive-linearization-separate? #f)

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