Skip to content Skip to sidebar Skip to footer
Showing posts with the label Math

Angle Between Tangents To Ellipse From External Points With Slopes Of Tangents

Let in a 2D problem you are given with slopes of two lines say (m1 & m2). Now, how should I kno… Read more Angle Between Tangents To Ellipse From External Points With Slopes Of Tangents

How To Generate A Randomly Oriented, High Dimension Circle In Python?

I want to generate a randomly oriented circle in R^n. I have been able to successfully generate poi… Read more How To Generate A Randomly Oriented, High Dimension Circle In Python?

How To Calculate Centroid In Python

I'm beginner to python coding. I'm working over structural coordinates. I have pdb structur… Read more How To Calculate Centroid In Python

Fail To Implement Cardano Method. Cube Root Of A Complex Number

In order to improve np.roots performance on cubic equation, I try to implement Cardan(o) Method : d… Read more Fail To Implement Cardano Method. Cube Root Of A Complex Number

Python Regex To Simplify Latex Fractions

This is my python program: def fractionSimplifier(content): content.replace('\\dfrac',&… Read more Python Regex To Simplify Latex Fractions

Best Way To Split A List Into Randomly Sized Chunks?

I have a list of numbers such as [5000, 5000, 5000, 5000, 5000, 5000] I need to create a function t… Read more Best Way To Split A List Into Randomly Sized Chunks?

String In List, Into A Function

myList = ['100', 'sin(x)', '0', '1'] I read these strings from a t… Read more String In List, Into A Function

How Do I Subtract 11 From A List And Mod 121 The Same List All At Once?

This is for prime number theory. This theory which actually shows up as an axiom factors numbers l… Read more How Do I Subtract 11 From A List And Mod 121 The Same List All At Once?

Why Fmod(1.0,0.1) == .1?

I experienced this phenomenon in Python first, but it turned out that it is the common answer, for … Read more Why Fmod(1.0,0.1) == .1?

How To Resize An Image In Python, While Retaining Aspect Ratio, Given A Target Size?

First off part of me feels like this is a stupid question, sorry about that. Currently the most acc… Read more How To Resize An Image In Python, While Retaining Aspect Ratio, Given A Target Size?

Negative Pow In Python

I have this problem >>> import math >>> math.pow(-1.07,1.3) Traceback (most r… Read more Negative Pow In Python

Positional Rankings And Dealing With Ties In Python

(I apologize that previous versions of this question displayed the wrong function that I need to fi… Read more Positional Rankings And Dealing With Ties In Python

Logistic Regression With Weights Constraints(non-nagetive,desceding Order)

I was asked in an interview if logistic regression with weights constraints such as 1.weights are a… Read more Logistic Regression With Weights Constraints(non-nagetive,desceding Order)

Why Does Float() Cut Off Trailing Zeros?

The code successfully crops a large file of many numbers to several smaller text files with number,… Read more Why Does Float() Cut Off Trailing Zeros?

Equivalent Of `polyfit` For A 2d Polynomial In Python

I'd like to find a least-squares solution for the a coefficients in z = (a0 + a1*x + a2*y + a3… Read more Equivalent Of `polyfit` For A 2d Polynomial In Python

Wrong Value For Cube Root In Python

Using Python 3.5 both at repl.it and the console in Windows, I get wrong answers for cube roots. W… Read more Wrong Value For Cube Root In Python

Speeding Up A Closest Point On A Hyperbolic Paraboloid Algorithm

I wrote a python script which finds the UV coords of the closest point on surface from a query poin… Read more Speeding Up A Closest Point On A Hyperbolic Paraboloid Algorithm

Python's Trigonmetric Function Return Unexpected Values

import math print 'python calculator' print 'calc or eval' while 0 == 0: check … Read more Python's Trigonmetric Function Return Unexpected Values

How May I Project Vectors Onto A Plane Defined By Its Orthogonal Vector In Python?

I have a plane, plane A, defined by its orthogonal vector, say (a, b, c). (i.e. the vector (a, b, c… Read more How May I Project Vectors Onto A Plane Defined By Its Orthogonal Vector In Python?

Python : Efficient Bytearray Incrementation

How to iterate all possible values of bytearray of length = n in Python ? in worst case n Solution … Read more Python : Efficient Bytearray Incrementation