Community Profile

photo

fredo ferdian


Active since 2016

Followers: 0   Following: 0

Statistics

  • Thankful Level 1

View badges

Feeds

View by

Question


Evaluating Principal Value Integral
Dear All, I have a problem to do numerical integration of improper integral. I need to calculate the principal value of integ...

6 years ago | 1 answer | 0

1

answer

Question


double integral with singular point (not detected by integral2)
Hi all, I would like to evaluate double integral of some function which contain one singular point at the origin. I must admi...

7 years ago | 1 answer | 0

1

answer

Question


Defining normal unit vector for arbitrary plane surface in 3D space
Dear All, I'm trying to find unit vector which pointing perpendicularly outward from arbitrary shape of panel in 3D space. I ...

7 years ago | 2 answers | 0

2

answers

Question


Operation between Cells-constant-vector-matrix (4D-problem), cell indexing/storing.
Hello, I try to do some calculation about 4-D problem, calculating parameter which the value will be different for every coord...

7 years ago | 0 answers | 0

0

answers

Question


Nonlinear 3 equations 3 unknowns , hyperbolic, fsolve stopped because the last step was ineffective
I have 3 equations and 3 unknowns (x(1), x(2), and x(3)) which expressed in my objective function below: function F2=F2(x) ...

8 years ago | 1 answer | 0

1

answer