PetscGaussLobattoLegendreCreateType

algorithm used to compute the Gauss-Lobatto-Legendre nodes and weights

Synopsis

typedef enum {
  PETSCGAUSSLOBATTOLEGENDRE_VIA_LINEAR_ALGEBRA,
  PETSCGAUSSLOBATTOLEGENDRE_VIA_NEWTON
} PetscGaussLobattoLegendreCreateType;

Values

• PETSCGAUSSLOBATTOLEGENDRE_VIA_LINEAR_ALGEBRA - compute the nodes via linear algebra

• PETSCGAUSSLOBATTOLEGENDRE_VIA_NEWTON - compute the nodes by solving a nonlinear equation with Newton’s method

See Also

PetscQuadrature

Level

intermediate

Location

include/petscdt.h

Examples

src/tao/unconstrained/tutorials/spectraladjointassimilation.c
src/ksp/ksp/tutorials/ex69.c
src/ts/tutorials/ex50.c
src/tao/unconstrained/tutorials/burgers_spectral.c
src/ksp/ksp/tutorials/ex68.c

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