KSPChebyshevKind

Which kind of Chebyshev polynomial to use

Synopsis

typedef enum {
  KSP_CHEBYSHEV_FIRST,
  KSP_CHEBYSHEV_FOURTH,
  KSP_CHEBYSHEV_OPT_FOURTH
} KSPChebyshevKind;

Values

• KSP_CHEBYSHEV_FIRST - “classic” first-kind Chebyshev polynomial

• KSP_CHEBYSHEV_FOURTH - fourth-kind Chebyshev polynomial

• KSP_CHEBYSHEV_OPT_FOURTH - optimized fourth-kind Chebyshev polynomial

See Also

KSP: Linear System Solvers, KSPCHEBYSHEV, KSPChebyshevSetKind(), KSPChebyshevGetKind()

Level

intermediate

Location

include/petscksp.h

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