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improved implementations of composition of polynomials

Open
#511 4 comments 0 reactions 0 assignees View on GitHub

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Assessment

Difficulty
5/5
Estimated time
Over a week
Newbie friendliness
25/100
Issue type
Feature
Clarity
Needs clarification
Activity status
Stale
Tech stack
julia
Domain
performance

Research direction

Start by reading the current polynomial composition implementation and the ImmutablePolynomial type, then review the linked paper for alternatives to Horner's scheme. Determine the intended small-degree cases and compare candidate approaches for correctness and complexity. Done means composition supports the requested optimized paths with behavior consistent across polynomial representations.

Written by the indexing model from the issue text.

Description

  1. it seems that algorithms with less computational complexity than mere Horner's scheme exist, for example (covers some background in the introduction): https://ens-lyon.hal.science/ensl-00546102/document
  2. There should be special code for the case where one or both polynomials have their (small) degree in the type domain (ImmutablePolynomial)
Dominant language
Julia
Stars
321
Forks
81
Avg merge
10h 1m
Merged PRs (30d)
5

Getting set up

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First steps

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  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

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