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mfem.boundaryConditions.applyEssentialBC
Apply essential boundary conditions to a linear system.
Syntax
mfem.boundaryConditions.applyEssentialBC(blf, essentialDofs, x, b)
Description
Apply essential boundary conditions to a linear system. This modifies the RHS vector to account for known Dirichlet values.
Parameters
| Name | Description |
|---|---|
| blf | - BilinearForm instance (system matrix) |
| essentialDofs | - Array of essential DOF indices |
| x | - GridFunction with Dirichlet values set |
| b | - LinearForm (RHS) to modify |
Returns
void