integral

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how to calculate integral with R

Here, I would like to have your helps on implementing calculation of integral on two vector. I checked pages on integral calculation relative to R. But, I have few training on mathematics, so I still[详细]

2023-04-03 21:52 分类：问答
Path integral in Matlab

I know that doing Feynman path Integral on Matlab is time consuming compare to Fortran or C. However, do someone have a Matlab code of harmonic oscillator via path integral?[详细]

2023-03-10 15:28 分类：问答
Python (sympy) TypeError: cannot concatenate 'str' and 'Add' objects

I\'m trying to use an equation that I\'ve generated using sympy.Eq(func, var) in a lambda. It seems to be returning a list of \'Add\' objects, which I\'m not sure how to use. I tried typecasting to as[详细]

2023-01-30 11:18 分类：问答
Performing an integral from -infinity to infinity in Maple

I\'m trying to perform the following integral in Maple: simplify开发者_如何转开发(int(a*x^2*e^(-a*x^2), x = -infinity .. infinity))[详细]

2023-01-16 23:14 分类：问答
Min and Max value of integral type in C#

Whats the mathematical formulae to calculate the MIN and MAX value of an integral type usin开发者_高级运维g your calculator. I know you can use Integer.Max or Integer.Min etc or look it up on msdn how[详细]

2022-12-29 03:23 分类：问答
Algorithm for calculating definite integrals with bounds at infinity

Suppose I have an integral that\'s bounded on one (or both) end by (-)infinity.AFAICT, I can\'t analytically solve this problem, it takes brute force (e.g. using a Left Riemann Sum).I\'m having troubl[详细]

2022-12-28 12:38 分类：问答
C++ Integration Solution using Riemann Sum : Loses validity for greater than 10 partitions

In an effort to code the briefest solution I could for an approximation of the integral using Riemann sums, I ran into a strange problem: if the user requested a partition count in excess of 10, the p[详细]

2022-12-17 20:10 分类：问答
Integrate a function using trapz with datetime - Calculate Energy with a current vector

i have a problem with my calculation tool. I have a vector of current values and a time vector in datetime format. Now i need to get the integral for overall Power consumption and im struggling.[详细]

2022-12-07 19:14 分类：问答