Newton’s method

E803455

Newton’s method is an iterative numerical technique used to find successively better approximations to the roots of a real-valued function.

All labels observed (5)

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Statements (47)

Predicate Object
instanceOf numerical method ⓘ
optimization method ⓘ
root-finding algorithm ⓘ
advantage fast local convergence ⓘ
high accuracy near root ⓘ
alsoKnownAs Newton–Raphson method ⓘ
linked to: Newton’s method
appliesTo differentiable functions ⓘ
assumes nonzero derivative near root ⓘ
category open root-finding method ⓘ
convergenceDependsOn quality of initial guess ⓘ
smoothness of the function ⓘ
convergenceType quadratic convergence near a simple root ⓘ
disadvantage can converge to an unintended root ⓘ
can oscillate between points ⓘ
may diverge for poor initial guesses ⓘ
requires derivative information ⓘ
generalizedTo multivariate functions ⓘ
systems of nonlinear equations ⓘ
geometricInterpretation intersection of tangent line with x-axis ⓘ
historicalOrigin developed by Isaac Newton in the 17th century ⓘ
independently developed by Joseph Raphson ⓘ
implementedIn scientific computing libraries ⓘ
mayFailIf derivative at iterate is very small ⓘ
derivative at iterate is zero ⓘ
function is not differentiable at iterate ⓘ
initial guess is far from any root ⓘ
multivariateUpdateFormula x_{n+1} = x_n - J_f(x_n)^{-1} f(x_n) ⓘ
namedAfter Isaac Newton ⓘ
Joseph Raphson ⓘ
relatedTo fixed-point iteration ⓘ
gradient-based optimization ⓘ
secant method ⓘ
requires derivative evaluation ⓘ
function evaluation ⓘ
requiresInitialValue initial guess x_0 ⓘ
stoppingCriterion small change between successive iterates ⓘ
small function value at iterate ⓘ
updateFormula x_{n+1} = x_n - f(x_n)/f'(x_n) ⓘ
usedFor finding roots of real-valued functions ⓘ
finding zeros of differentiable functions ⓘ
solving nonlinear equations ⓘ
usedIn computer graphics ⓘ
engineering computations ⓘ
machine learning optimization ⓘ
numerical analysis ⓘ
scientific computing ⓘ
uses Jacobian matrix for systems ⓘ

How these facts were elicited

Referenced by (6)

Full triples — surface form annotated when it differs from this entity's canonical label.

Nonlinear programming → hasMethod → Newton method ⓘ
linked to: Newton’s method
Hensel’s lemma → relatedTo → Newton’s method ⓘ
Gilles Personne de Roberval → knownFor → Roberval’s method of tangents ⓘ
linked to: Newton’s method
Jacobian matrix → usedFor → Newton's method for systems of equations ⓘ
linked to: Newton’s method
Newton’s method → alsoKnownAs → Newton–Raphson method ⓘ
linked to: Newton’s method