numerical-methods

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Numerical integration of a function known only through data points - AS3 Preferred

Is there any library or open source function that approximate the area under a line that is described by some of its values taken at irregular intervals?[详细]

2023-04-12 17:02 分类：问答
fixed point iteration

i am trying to find suchp,that for given function f(p),we have equality p=f(p); here is code #include <iostream>[详细]

2023-04-11 15:26 分类：问答
newtons methods implementation

i haveposted a few hours ago question aboutnewtons method,i got answers and want to thanks everybody,now ihave tried to implement code itself[详细]

2023-04-11 03:41 分类：问答
Solving numerical problems using Newtons method

I am studying numerical analysis and also solving algorithms which is described in book. My problem isabout Newton\'s method. In general, if some function is given and we have to find root, how can we[详细]

2023-04-11 03:12 分类：问答
integrating boost with numerical recipes 3 code

i get a bunch of errors when i use both nr3.h and boost library. I use ubuntu 10.04 with libboost1.40 and code from http://www.nr.com/ (3rd edition)[详细]

2023-04-10 09:22 分类：问答
is there a c++ library for ordinary differential equation (ODE) solvers?

More specifically, i\'m interested in 8th order Dormand开发者_如何学JAVA-Prince embedded method, it\'s based on Runge-Kutta, and stiff equations.[详细]

2023-04-10 04:07 分类：问答
Is there any quick way to determine first k digits on n^n

I am writing a program where I need to know only the first k (k can be anywhere between 1-5) numbers of another big number which can be represented as n^n where n is a very large number.[详细]

2023-04-09 22:49 分类：问答
What's the numerically best way to calculate the average

what\'s the best way to calculate the average? Wit开发者_运维技巧h this question I want to know which algorithm for calculating the average is the best in a numerical sense. It should have the least r[详细]

2023-04-08 14:58 分类：问答
Variable radius Gaussian blur, approximating the kernel

I\'m writing a Gaussian blur with variable radius (standard deviation), i.e. each pixel of the image is convolved using a different kernel. The standard techniques to compute Gaussian blur don\'t work[详细]

2023-04-07 00:44 分类：问答
Efficient Computation of The Least Fixed Point of A Polynomial

Let P(x) denote the polynomial in question. The least fixed point (LFP) of P is the lowest value of x such that x=P(x). The polynomial has real coefficients. There is no guarantee in general that an L[详细]

2023-04-02 16:33 分类：问答