symfem.elements.bubble

Bubble elements on simplices.

This element’s definition appears in https://doi.org/10.1007/978-3-642-23099-8_3 (Kirby, Logg, Rognes, Terrel, 2012)

Module Contents

Classes

Bubble	Bubble finite element.
BubbleEnrichedLagrange	Bubble enriched Lagrange element.
BubbleEnrichedVectorLagrange	Bubble enriched Lagrange element.

class symfem.elements.bubble.Bubble(reference: symfem.references.Reference, order: int, variant: str = 'equispaced')

Bases: symfem.finite_element.CiarletElement

Bubble finite element.

names = ['bubble']

references = ['interval', 'triangle', 'tetrahedron', 'quadrilateral', 'hexahedron']

min_order

continuity = 'C0'

last_updated = '2023.09'

init_kwargs() → Dict[str, Any]

Return the kwargs used to create this element.

Returns:

Keyword argument dictionary

class symfem.elements.bubble.BubbleEnrichedLagrange(reference: symfem.references.Reference, order: int, variant: str = 'equispaced')

Bases: symfem.finite_element.CiarletElement

Bubble enriched Lagrange element.

names = ['bubble enriched Lagrange']

references = ['triangle']

min_order = 1

continuity = 'C0'

last_updated = '2023.09'

init_kwargs() → Dict[str, Any]

Return the kwargs used to create this element.

Returns:

Keyword argument dictionary

class symfem.elements.bubble.BubbleEnrichedVectorLagrange(reference: symfem.references.Reference, order: int, variant: str = 'equispaced')

Bases: symfem.finite_element.CiarletElement

Bubble enriched Lagrange element.

names = ['bubble enriched vector Lagrange']

references = ['triangle']

min_order = 1

continuity = 'C0'

last_updated = '2023.09'

init_kwargs() → Dict[str, Any]

Return the kwargs used to create this element.

Returns:

Keyword argument dictionary