srfm::geodesic::GeodesicState Struct Reference

State of a particle on a geodesic: position x^μ and 4-velocity u^μ. More...

#include <geodesic_solver.hpp>

Public Member Functions
bool	is_finite () const noexcept
	True iff all position and velocity components are finite.

Public Attributes
std::array< double, DIM >	x {}
	Position x^μ (μ = 0…3)
std::array< double, DIM >	u {}
	4-velocity u^μ = dx^μ/dτ

Detailed Description

State of a particle on a geodesic: position x^μ and 4-velocity u^μ.

The 8-dimensional phase space (x, u) is what RK4 advances each step.

Definition at line 54 of file geodesic_solver.hpp.

Member Function Documentation

is_finite()

bool srfm::geodesic::GeodesicState::is_finite ( ) const

noexcept

True iff all position and velocity components are finite.

Examples

/home/runner/work/Special-Relativity-in-Financial-Modeling/Special-Relativity-in-Financial-Modeling/src/geodesic/geodesic_solver.hpp.

Definition at line 28 of file geodesic_solver.cpp.

Member Data Documentation

u

std::array<double, DIM> srfm::geodesic::GeodesicState::u {}

4-velocity u^μ = dx^μ/dτ

Examples

/home/runner/work/Special-Relativity-in-Financial-Modeling/Special-Relativity-in-Financial-Modeling/src/geodesic/geodesic_solver.hpp.

Definition at line 56 of file geodesic_solver.hpp.

x

std::array<double, DIM> srfm::geodesic::GeodesicState::x {}

Position x^μ (μ = 0…3)

Examples

/home/runner/work/Special-Relativity-in-Financial-Modeling/Special-Relativity-in-Financial-Modeling/src/geodesic/geodesic_solver.hpp.

Definition at line 55 of file geodesic_solver.hpp.

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The documentation for this struct was generated from the following files:

• src/geodesic/geodesic_solver.hpp
• src/geodesic/geodesic_solver.cpp