Class: Math_Numerical_RootFinding_newtonraphson2

Source Location: /Math_Numerical_RootFinding-0.2.0/Math/Numerical/RootFinding/newtonraphson2.php

Math_Numerical_RootFinding
   |
   --Math_Numerical_RootFinding_Open
      |
      --Math_Numerical_RootFinding_newtonraphson2

Newton-Raphson 2 method class.

Math_Numerical_RootFinding_Open::Math_Numerical_RootFinding_Open(): Constructor.
Math_Numerical_RootFinding_Open::getEpsError(): Get epsilon error.
Math_Numerical_RootFinding_Open::getIterationCount(): Get iteration count.
Math_Numerical_RootFinding_Open::isDivergentRow(): Detect for divergent rows.

Math_Numerical_RootFinding::Math_Numerical_RootFinding(): Constructor.
Math_Numerical_RootFinding::factory(): Create new instance of rootfinding method class.
Math_Numerical_RootFinding::getEqResult(): Compute a value using given equation function or object/method.
Math_Numerical_RootFinding::getRoot(): Get root value.
Math_Numerical_RootFinding::set(): Set the option(s).
Math_Numerical_RootFinding::validateEqFunction(): Validate equation function or object/method.

[line 41]
Newton-Raphson 2 method class.

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Math_Numerical_RootFinding_newtonraphson2 Math_Numerical_RootFinding_newtonraphson2(
[array
$options = null])

Constructor.

array $options — Options.

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float|PEAR_Error newtonraphson2(
callback
$fxFunction, callback
$d1xFunction, callback
$d2xFunction, float
$xR)

Newton-Raphson method for calculate double root (twin root).

callback	`$fxFunction`	—	Callback f(x) equation function or object/method tuple.
callback	`$d1xFunction`	—	Callback f'(x) equation function or object/method tuple.
callback	`$d2xFunction`	—	Callback f''(x) equation function or object/method tuple.
float	`$xR`	—	Initial guest.

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