Class: Math_Numerical_RootFinding_RalstonRabinowitz

Source Location: /Math_Numerical_RootFinding-1.1.0a2/Math/Numerical/RootFinding/RalstonRabinowitz.php

Math_Numerical_RootFinding_Common
   |
   --Math_Numerical_RootFinding_RalstonRabinowitz

Ralston and Rabinowitz method class.

Math_Numerical_RootFinding_Common::Math_Numerical_RootFinding_Common(): Constructor.
Math_Numerical_RootFinding_Common::compute(): Compute the root.
Math_Numerical_RootFinding_Common::get(): Get the option value.
Math_Numerical_RootFinding_Common::getEpsError(): Get epsilon error.
Math_Numerical_RootFinding_Common::getEqResult(): Compute a value using given equation function or object/method.
Math_Numerical_RootFinding_Common::getIterationCount(): Get iteration count.
Math_Numerical_RootFinding_Common::getRoot(): Get root value.
Math_Numerical_RootFinding_Common::isDivergentRows(): Detect for divergent rows.
Math_Numerical_RootFinding_Common::reset(): Reset all values.
Math_Numerical_RootFinding_Common::set(): Set the option(s).
Math_Numerical_RootFinding_Common::validateEqFunction(): Validate equation function or object/method.

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Ralston and Rabinowitz method class.

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Math_Numerical_RootFinding_RalstonRabinowitz Math_Numerical_RootFinding_RalstonRabinowitz(
[array
$options = null])

Constructor.

array $options — (optional) Options.

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float|PEAR_Error compute(
callback
$fxFunction, callback
$dxFunction, float
$xR0, float
$xR1)

Ralston and Rabinowitz method for calculate double root (twin root).

callback	`$fxFunction`	—	Callback f(x) equation function or object/method tuple.
callback	`$dxFunction`	—	Callback f'(x) equation function or object/method tuple.
float	`$xR0`	—	First initial guess.
float	`$xR1`	—	Second initial guess.

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void infoCompute(
)

Print out parameters description for compute() function.

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