A common forum for all branches of applicable Mathematics | Contact experts in Applied Mathematics to get answers
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Questions related to Applied Mathematics
Hello, I have the following system of equation Ax = B where A is a 2x4 matrix, B is a 2x1 and x is a 4x1 matrix. A = [ a b 0 0] 0 0 c d] I am looking for X can I use a pseudo inverse matrix here ,...
03 March 2018 8,391 5 View
I have a scenario where many people are using a software and while utilizing they are assigned values between 0 to 1 based on their good or bad usage. e.g. good use would provide value to "usage"...
03 March 2018 9,516 5 View
Hello, I have the following system of equation Ax = B where A is a 2x4 matrix, B is a 2x1 and x is a 4x1 matrix. A = [ a b 0 0] 0 0 c d] I am looking for X can I use a pseudo inverse...
03 March 2018 5,128 2 View
I have a trigonometric function integral in a known range which the answer is 0/0 - 0/0, what should I do to get a logical answer? Can I use Hopital Rule? How should I approach the problem?
03 March 2018 1,150 40 View
I want to know how to resolve the following system of equations : a*x1 + b*y1 = C1 a*y1*y2 + d*x2 + b*x1*y2 = C2 -a*x2*y1 + d*y2 + b*x1*x2 = C3 x1*x1+y1*y1 = 1 x2*x2+y2*y2 = 1 where x1, x2, y1,...
03 March 2018 5,546 27 View
Hawking's Legacy Black hole thermodynamics and the Zeroth Law [1,2]. (a) black hole temperature: TH = hc3/16π2GkM The LHS is intensive but the RHS is not intensive; therefore a violation...
03 March 2018 5,529 95 View
What are the top journals in the field of Operations Research?
03 March 2018 7,028 4 View
i write code contain vector of legth 1000 that vector split into two vectors of same length follow specific algorithm , this two vectors multiply into inverse of two matrices that should be the...
14 February 2018 7,286 5 View
After estimating an ARDL model in eviews, you can ask for the long run coefficients by clicking view > coefficients diagnostic > long run form and bound test. My question is: how standard...
02 February 2018 9,744 2 View
I'm trying to get the eigenvalues and eigenvectors from a square matrix with the following commands: import numpy as np A = matrix([[5,2,0],[3,1,-5],[11,4,-4]]) λ, U = np.linalg.eig(A) print...
02 February 2018 5,720 4 View
02 February 2018 9,051 5 View
I am trying to optimize a function that is non-linear in parameters, three in number. I am using Genetic Algorithms (GA) for this purpose. Thus, I have a function of time that is non-linear in...
02 February 2018 3,125 14 View
Can we use this similarity for fractional calculus?
02 February 2018 3,202 11 View
To better see This question you can See here: https://stats.stackexchange.com/questions/321445/how-do-i-show-this-using-the-cauchy-schwarz-inequality I asked it there. there is a good answer there...
02 February 2018 6,063 1 View
I am still wondering to exactly differentiate both tools irrespective of their words' meaning. I have seen in literature that they are applying kinetic equations and heading it mathematical...
02 February 2018 3,231 10 View
Is there a patent in Applied Mathematics?
02 February 2018 6,876 4 View
How can I improve my RG Score? To improve my RG Score ;what should I do?
02 February 2018 2,571 5 View
what is its usefulness?
02 February 2018 1,970 3 View
We can think of the circle center as a "focus" of points of its circumference given by distance to center = constant. In case of an ellipse we have sum of distance from points on boundary to the...
02 February 2018 2,693 9 View
I need some information related to rainfall trend analysis and calculation of extreme weather events (Heat wave cold wave)
31 January 2018 8,880 6 View
I want to estimate this model in order to analyze the effects of some macroeconomics variables during good time and bad time.
26 January 2018 6,741 6 View
Since F_4 is reductive, the quotient SO(26)/F_4 is an affine algebraic variety. Is there any explicit description of this variety, that would also include the action of SO(26) on? Say, as a closed...
26 January 2018 6,453 0 View
Do you have a simply paper on the change of measures in finance (Girsanov Theorem)?
01 January 2018 5,340 1 View
I performed the following test using the allfitdist, fitmethis, and fitdist function using the same statistical toolbox. The results are as follows: >> data1 = normrnd(5,3,1000,1); >>...
01 January 2018 5,295 0 View