Solution of nonlinear equations

fgsl

reinh-bader / fgsl

Fortran bindings to GSL; checked adaptive quadrature with an endpoint singularity.

Uncertain: discovery classification awaiting procedure-level source review.

C D E F G H H2 H2a H2a1 H2a1a H2a1a1 I J K L

Package details · Repository · Open default example

forsolver

Ali (gha3mi) / forsolver

Linear solvers and Newton-type nonlinear solvers with analytic, finite-difference and complex-step derivatives.

Matching APIs: nlsolver%solve

Verified: a checked driver demonstrates a capability in this class.

Driver demonstrates the narrower class F1b.

D D2 F F1 F1b F2 H H1

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Checked drivers: forsolver-newton-reference

fortranlib

Thomas Robitaille (astrofrog) / fortranlib

Selected algebra, array, integration and interpolation utilities with pinned upstream fixes.

Matching APIs: quadratic / linspace / integral / interp1d

Verified: a checked driver demonstrates a capability in this class.

Driver demonstrates the narrower class F1.

E E1 F F1 H H2

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Checked drivers: fortranlib-quadratic-reference

minpack

Jacob Williams (jacobwilliams) / minpack

Nonlinear equation solvers and nonlinear least-squares fitting.

Matching APIs: hybrd1

Verified: a checked driver demonstrates a capability in this class.

Driver demonstrates the narrower class F2.

F F2 G G1 G1b G1b1 G1b1a G1b1b K K1

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Checked drivers: minpack-rosenbrock-system

nlesolver-fortran

Jacob Williams (jacobwilliams) / nlesolver-fortran

Newton and quasi-Newton solvers for dense or sparse nonlinear equation systems.

Matching APIs: nlesolver_type%solve

Verified: a checked driver demonstrates a capability in this class.

Driver demonstrates the narrower class F2.

F F2

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Checked drivers: nlesolver-rosenbrock-system

nonlin

Jason Christopherson (jchristopherson) / nonlin

Object-oriented solvers for nonlinear equations, least squares and optimization.

Matching APIs: newton_solver%solve; brent_solver%solve; newton_1var_solver%solve

Verified: a checked driver demonstrates a capability in this class.

Driver demonstrates the narrower class F1b.

F F1 F1b F2 G G1 G1b G1b1 G1b1a G1b1b K K1

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Checked drivers: nonlin-roots-brent · nonlin-roots-newton · nonlin-rosenbrock-system

polyroots-fortran

Jacob Williams (jacobwilliams) / polyroots-fortran

Find all real and complex roots of polynomial equations using several numerical algorithms.

Matching APIs: polyroots; rpoly; cpolyroots

Verified: a checked driver demonstrates a capability in this class.

Driver demonstrates the narrower class F1a.

F F1 F1a

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Checked drivers: polyroots-real-reference · rpoly-real-reference · cpolyroots-complex-reference

roots-fortran

Jacob Williams (jacobwilliams) / roots-fortran

Find roots of scalar functions using bracketing and other solvers.

Matching APIs: brent_solver%solve

Verified: a checked driver demonstrates a capability in this class.

Driver demonstrates the narrower class F1b.

F F1 F1b

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Checked drivers: roots-fortran-brent