math

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A PHP math expression generator?

I\'m looking for a plugin or function or whatever that can take -sin 3t + xy\' - (3t^2 - 5)/(18t) = 21[详细]

2023-04-09 09:52 分类：问答
Solving equations in .NET

I\'m trying to 开发者_运维技巧solve some simple equations in .NET. I came across Math.NET and evaluate it.[详细]

2023-04-09 08:09 分类：问答
How to improve my performance in filling gaps in time series and data lists with Python

I\'m having a time series data sets comprising of 10 Hz data over several years. For one year my data has around 3.1*10^8 rows of data (each row has a time stamp and 8 float values). My data has gaps[详细]

2023-04-09 07:43 分类：问答
Glsl mod vs Hlsl fmod

I\'ve implemented the spiral GLSL shader described in this question in HLSL, but the results are not the same.I think it\'s because of the mod function in GLSL that I\'ve translated to fmod in HLSL.I[详细]

2023-04-09 07:41 分类：问答
Is this a correct way to find the derivative of the sigmoid function in python?

I came up with this code: def DSigmoid(value): return (math.exp(float(value))/((1+math.exp(float(value)))**2))[详细]

2023-04-09 07:38 分类：问答
Minimum number of element required to make a sequence that sums to a particular number

Suppose there is number s=12 , now i want to make sequence with the element a1+a2+.....+an=12. The criteriais as follows-[详细]

2023-04-09 07:16 分类：问答
Edge detection in Javascript

I have a matrix (here\'s the plot: http://i.imgur.com/GNIWp.png) and I\'d like find out, where the edges are.[详细]

2023-04-09 06:34 分类：问答
Multiplying a double by 100 in C# leads to unexpected answer [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicate: C# Maths gives wrong results![详细]

2023-04-09 05:32 分类：问答
VBA How to solve two equations with two unknowns

I am trying to calculate point on a line. I got the points of the edges and one distance between one edge to the point I want to find (which is B).[详细]

2023-04-09 05:28 分类：问答
Getting the endpoints of sets across a range

For th开发者_开发技巧e life of me, I can\'t see how to do this. I need to collect the non-overlapping endpoints of several sets within a range of numbers with python.[详细]

2023-04-09 03:21 分类：问答