perturb

 

Perturbs a point distribution according to SIN distributions. This is used to define spatial perturbations in stability calculations, such as the Young's Meshkov problem.

Format

perturb / 1st point, last point, stride / geometry / coordinate / xamp, yamp, zamp / xlam, ylam, zlam / xmin, ymin, zmin / xmax, ymax, zmax / xint, yint, zint / xcen, ycen, zcen

 

perturb Parameters

Parameters

Type/Value

Description/Default

1st point, last point, stride

integers

 

geometry

 

 

coordinate

 

 

xamp, yamp, zamp

reals

 

xlam, ylam, zlam

reals

 

xmin, ymin, zmin,

xmax, ymax, zmax

reals

 

xint, yint, zint

reals

 

xcen, ycen, zcen

reals