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Searched refs:friction (Results 1 – 4 of 4) sorted by relevance

/petsc/src/snes/tutorials/
H A Dex48.c267 } friction; member
360 if (thi->friction.irefgam == 0) { in THIFriction()
362 … thi->friction.irefgam = 1. / (0.5 * PetscSqr(thi->friction.refvel * units->meter / units->year)); in THIFriction()
363 …thi->friction.eps2 = 0.5 * PetscSqr(thi->friction.epsvel * units->meter / units->year) * thi->f… in THIFriction()
365 if (thi->friction.exponent == 0) { in THIFriction()
369 …*beta2 = rbeta2 * PetscPowReal(thi->friction.eps2 + gam * thi->friction.irefgam, thi->friction.ex… in THIFriction()
370 …*dbeta2 = thi->friction.exponent * *beta2 / (thi->friction.eps2 + gam * thi->friction.irefgam) * t… in THIFriction()
522 thi->friction.refvel = 100.; in THICreate()
523 thi->friction.epsvel = 1.; in THICreate()
525 …friction_refvel", "Reference velocity for sliding", "", thi->friction.refvel, &thi->friction.refve… in THICreate()
[all …]
/petsc/src/ts/tutorials/
H A Dex14.c254 } friction; member
410 if (thi->friction.irefgam == 0) { in THIFriction()
412 thi->friction.irefgam = 1. / (0.5 * PetscSqr(100 * units->meter / units->year)); in THIFriction()
413 thi->friction.eps2 = 0.5 * PetscSqr(1.e-4 / thi->friction.irefgam); in THIFriction()
415 if (thi->friction.exponent == 0) { in THIFriction()
419 …*beta2 = rbeta2 * PetscPowReal(thi->friction.eps2 + gam * thi->friction.irefgam, thi->friction.ex… in THIFriction()
420 …*dbeta2 = thi->friction.exponent * *beta2 / (thi->friction.eps2 + gam * thi->friction.irefgam) * t… in THIFriction()
598 thi->friction.exponent = (m - 1) / 2; in THICreate()
/petsc/doc/
H A Dpetsc.bib20717 title = {Modeling of rock friction: 1. Experimental results and constitutive equations},
31883 title = {A mathematical programming approach to contact problems with friction and varying
31893 title = {Solution of large displacement contact problems with friction using {N}ewton's
31931 friction},
32822 title = {Coulomb friction in two-dimensional rigid body systems},
37868 title = {Dynamic multi-rigid-body systems with concurrent distributed contacts friction},
/petsc/share/petsc/datafiles/meshes/
H A Dtestcase3D.cas2349 (dpm/collision/dem/have-friction-cundall-strack? #f)
2355 (dpm/collision/dem/friction-force-equiv-min-acceleration 1e-06)