VectorAnalysis`
VectorAnalysis`

OblateSpheroidal

As of Version 9.0, vector analysis functionality is built into the Wolfram Language »

OblateSpheroidal

represents the oblate spheroidal coordinate system with default variables Xxi, Eeta, and Pphi and default parameter value 1.

OblateSpheroidal[ξ,η,ϕ]

represents the oblate spheroidal coordinate system with variables ξ, η, and ϕ and default parameter value 1.

OblateSpheroidal[ξ,η,ϕ,a]

represents the oblate spheroidal coordinate system with variables ξ, η, and ϕ and parameter a.

Details

Examples

Basic Examples  (1)

Use OblateSpheroidal as the default coordinate system:

All evaluations now use oblate spheroidal coordinates as the default:

Reset the default coordinate system to Cartesian: