verry.integrate.qr

class verry.integrate.qr

Bases: TrackerFactory, Generic

Factory for creating Tracker using a QR decomposition.

This is an implementation of Evaluation 3 in [1], known as a Lohner’s QR algorithm.

References

[1]

R. J. Lohner, “Enclosing the Solutions of Ordinary Initial and Boundary Value Problem,” in Computerarithmetic, E. Kaucher, U. Kulisch, and Ch. Ullrich, Eds. Stuttgart, Germany: B. G. Teubner, 1987, pp. 225–286.

create(x0)

Create Tracker.

Parameters:

x0 (IntervalMatrix, shape (n,)) – Initial values.

Return type:

Tracker