Class xlifepp::SauterSchwabSymIM

class SauterSchwabSymIM : public xlifepp::DoubleIM

integral over a product of geometric elements with singularity using Sauter-Schwab technique (for elements that shared vertices) Stefan A.

Sauter, Christoph Schwab, “Boundary Element Methods”, Springer, 2010

Public Functions

inline SauterSchwabSymIM(number_t ord = 3)

basic constructor (order 3 on segment and triangle)

inline SauterSchwabSymIM(Quadrature &q, Quadrature &qTri)

full constructor from quadrature objects

inline virtual void print(std::ostream &os) const

print IntegrationMethod on stream

inline virtual std::list<Quadrature*> quadratures() const

return the list of (single) quadratures in a list

Public Members

number_t ordEdge

order of quadrature for for elements adjacent only by an edge

number_t ordSelf

order of quadrature for self influence (same element)

number_t ordSelfTri

order of triangle quadrature for self influence (same element)

number_t ordVertex

order of quadrature for for elements adjacent only by a vertex

Quadrature *quadEdge

quadrature on segment [0,1] for elements adjacent only by an edge

Quadrature *quadSelf

quadrature on segment [0,1] for self influence (same element)

Quadrature *quadSelfTri

quadrature on reference triangle for self influence (same element)

Quadrature *quadVertex

quadrature on segment [0,1] for elements adjacent only by a vertex