Code

Impl multiple root finding#121

Code

Merged

cpmech merged 93 commits intomaincpmech/russell:mainfrom impl-multiple-root-findingcpmech/russell:impl-multiple-root-findingCopy head branch name to clipboardJun 27, 2024

+71,247-648

Commits

Commits on Jun 4, 2024

• Add example on multiple roots using interpolation

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• [wip] Rename RootSolverBrent

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  c347d0a

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• [wip] Impl multi root finder

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• Fix MultiRootSolverInterp

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Commits on Jun 6, 2024

• [wip] MultiRoot solver

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Commits on Jun 11, 2024

• [wip] Impl root finder using Chebyshev interpolation

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Commits on Jun 18, 2024

• [wip] Plot multiple roots

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• [wip] Multiple roots tests

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• [wip] Multiple roots tests

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Commits on Jun 19, 2024

• [wip] Use Boyd's tolerances

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• [wip] Clean multi root cheby a little

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• [wip] Test multi root solver

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• [wip] Impl polish roots

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• [wip] Chebyshev interpolation

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Commits on Jun 20, 2024

• [wip] Impl adaptive interpolation

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Commits on Jun 21, 2024

• Fix typo

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• [wip] Chebyshev interpolation

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• [wip] InterpChebyshev

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• Fix comment

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• [wip] InterpChebyshev

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Commits on Jun 22, 2024

• [wip] Improve test

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Commits on Jun 24, 2024

• Improve comments

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• Add example

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• Simplify test

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• Add example

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• Add example

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• [math] Impl function to return standard Chebyshev-Gauss-Lobatto coordinates

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• [lab] Improve InterpChebyshev

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• Impl set_uu_value in InterpChebyshev

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• Impl getters in InterpChebyshev

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• Clean up MultiRootSolverCheby

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• Use zz in InterpChebyshev for the natural grid coordinates

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• [Important] Remove general multi root solver using interpolation

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• Improve doc comments

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• Impl mat_eigenvalues

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• Use mat_eigenvalues in MultiRootSolverCheby

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• Improve doc comments

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Commits on Jun 25, 2024

• Impl Clenshaw algorithm to evaluate the Chebyshev interpolation

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• Combine test functions in InterpChebyshev

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• Add benchmark for Chebyshev polynomial evaluation

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• [wip] Improve algo for polishing the roots in MultiRootSolverCheby

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• Make TOL_RANGE public

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• Improve MultiRootSolverCheby tests

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• Add test

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• Add test

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• Improve test

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• Add test

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• Improve test

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• Improve test

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• Add test

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• Disable plotting code in InterpChebyshev

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• Improve tests

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• Disable plotting code in MultiRootSolverCheby

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• Improve test

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• Add example

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• Remove algo_interp_multiple_roots example

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• Simplify example

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• Add doc examples

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• Rename function new_adapt_f

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Commits on Jun 26, 2024

• Impl new_adapt_uu in InterpChebyshev

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• Add examples to Readme

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• Add test

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• Simplify test

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• Handle linear functions in MultiRootSolverCheby

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• Make the reverse U vector internal to InterpChebyshev

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• Use Vec instead of Vector in InterpChebyshev

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• Rename figures

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• [Important] Rewrite InterpChebyshev methods

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• Improve test

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• Simplify MultiRootSolverChevy

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• Rename rootfinding file

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• Rename RootFinding struct

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• Rename root_finding file

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• Rename root_finding file

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• Rename root_finding_brent file

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• Move Brent solver to RootFinding

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• Rename brent_find to brent in RootFinding

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• Rename cheby_find to chebyshev in RootFinding

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• Rename polish roots to refine

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• Impl vec_fmt_scientific

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• Fix refine function calling

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• Rename figures

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• Rename example

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• Improve doc comments

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• [Important] Use absolute tolerance in RootFinding. Enable finding roots with higher multiplicity

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• Improve root finding test

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• Rename root_finder files

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• Rename RootFinder

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• Increase tolerance for the imaginary part of roots. Improve multiplicity detection

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Commits on Jun 27, 2024

• Improve adaptive interpolation in InterpChebyshev with fixed number of data points

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• Add test

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