Algorithms for Finding Fixed Point Vectors of Functions


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Documentation for package ‘FixedPoint’ version 0.6.3

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ChangePerIterate ChangePerIterate A function for plotting the change in each vector per iterate.
ConvergenceFig A function for plotting the convergence change over a series of iterates.
EpsilonExtrapolation EpsilonExtrapolation This function takes a matrix with previous iterates and extrapolates the limit of the sequence.
EpsilonExtrapolationVectorOfInverses EpsilonExtrapolationVectorOfInverses This is a helper function for EpsilonExtrapolation
FixedPoint A function for finding the fixed point of a contraction mapping
FixedPointNewInput FixedPointNewInput This function takes the previous inputs and outputs from the FixedPoint function and determines what vector to try next in seeking a fixed point.
PolynomialExtrapolation PolynomialExtrapolation This function performs Minimal Polynomial extrapolation (MPE) or Reduced Rank Extrapolation (RRE) given a matrix of previous iterates of the function.
PutTogetherIteratesWithoutJumps PutTogetherIteratesWithoutJumps This function takes the previous inputs and outputs and assembles a matrix with both excluding jumps.