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Questions - newtons-method

Generate initial guess for any function?

Here is the Newton's method code from Wikipedia page: x0 = 1 # The initial guess f(x) = x^2 - 2 # The function whose root we are trying to find fprime(x) = 2x ...
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123iamking

algorithm

math

newtons-method

Votes: 0

Answers: 0

Newton-Raphson method (square root) in Pascal, recursion

I want to implement this square root method in Pascal using recursion. However, I have some problems understanding how to transfer iterative method into recursive method: Program NewtonRaphsonRecursiv...
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Brian Brown

pascal

freepascal

newtons-method

Votes: 0

Answers: 2

Latest Answer

If you look at the start of the Newton-Raphson iterative solution in the other question, you will see that the first calculation (x := num / 2.0) is merely a first guess of the solution. You must remo...
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LU RD

Newton-Raphson in Pascal, not very good results

I implemented Newton-Raphson metohd in Pascal. It's strange because the same code in C++ gives good results (for 9 it's 3) but in Pascal for 9 it's 3.25, Why so? Pascal: Program NewtonRaphsonIter(outp...
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Brian Brown

c++

pascal

newtons-method

Votes: 0

Answers: 1

Latest Answer

repeat ... until C; loop terminates when the expression C evaluates to true. In your code, after the first iteration abs(x - a / x) > eps is true, so the loop terminates. The termination condition ...
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Evg

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