This app is useful for visualising spherical coordinate system completely. Spherical coordinates are useful in analysing systems that have some degree of symmetry about a point, such as volume integrals inside a sphere, the potential energy field surrounding a concentrated charge, or global weather simulation in a planet's atmosphere.
Nitin Phadkule (2022). Spherical Coordinate System (https://www.mathworks.com/matlabcentral/fileexchange/98809-spherical-coordinate-system), MATLAB Central File Exchange. 取得済み .