STOKES_FLOW
TOMS866 / IFISS Files for the Stokes Equations

STOKES_FLOW is a directory of MATLAB M-files which are specifically for the solution of the Stokes equations.

Author:

• Howard Elman,
  Department of Computer Science,
  University of Maryland,
  College Park, Maryland 20742,
  USA,
  elman@cs.umd.edu
• Alison Ramage,
  Department of Mathematics,
  University of Strathclyde,
  26 Richmond Street,
  Glasgow G1 1XH,
  United Kingdom,
  a.ramage@strath.ac.uk
• David Silvester,
  School of Mathematics,
  University of Manchester,
  Sackville Street,
  Manchester M60 1QD,
  United Kingdom,
  na.silvester@na-net.ornl.gov

Licensing:

The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.

Source Code:

• flowbc.m imposes inflow boundary condition.
• forwardstep_stokes.m set up flow problem in forward step domain.
• helpme_stokes.m Stokes flow problem interactive help.
• infsup.m computes inf-sup eigenvalue distribution.
• localbc_xy.m imposes vector BC for Poisson error estimator.
• longstep_stokes.m set up flow problem in extended step domain.
• pipe_stokes.m set up inflow/outflow problem in square domain.
• plate_stokes.m set up flow problem in slit domain.
• q1div.m computes norm of divergence of Q1 flow solution.
• q2div.m computes norm of divergence of Q2 flow solution.
• quad_stokes.m set up Stokes problem in quadrilateral domain.
• solve_step_stokes.m solve Stokes problem in step domain.
• solve_stokes.m solve Stokes problem in square domain.
• specific_flow.m Reference problem 5.3 default inflow condition.
• square_stokes.m set up flow problem in unit square domain.
• step_stokes.m set up flow problem in standard step domain.
• stokes_q1p0.m vectorized Q1-P0 matrix generator.
• stokes_q1q1.m vectorized Q1-Q1 matrix generator.
• stokes_q2p1.m vectorized Q2-P1 matrix generator.
• stokes_q2q1.m vectorized Q2-Q1 matrix generator.
• stokespost_q1p0_bc.m postprocesses Poisson error estimator.
• stokespost_q1p0_p.m computes Poisson error estimator for Q1-P0.
• stokespost_q1q1_bc.m postprocesses Poisson error estimator.
• stokespost_q1q1_p.m computes Poisson error estimator for Q1-Q1.
• stressjmps_q1p0.m stress jumps for rectangular Q1-P0 grid.
• stressjmps_q1q1.m stress jumps for rectangular Q1-Q1 grid.

Subdirectories:

• test_problems, example test problems for the Stokes codes.

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