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spherical coordinates (in 3D)
URI:
https://gptkb.org/entity/spherical_coordinates_(in_3D)
GPTKB entity
Statements (30)
Predicate
Object
gptkbp:instanceOf
coordinate system
gptkbp:azimuthalAngleDescription
angle from positive x-axis in x-y plane
gptkbp:azimuthalAngleSymbol
φ
gptkbp:conversionFromCartesian
r = sqrt(x^2 + y^2 + z^2)
θ = arccos(z/r)
φ = arctan2(y, x)
gptkbp:conversionToCartesian
x = r sinθ cosφ
y = r sinθ sinφ
z = r cosθ
gptkbp:coordinate3
gptkb:azimuthal_angle_(φ)
gptkbp:coordinates
polar angle (θ)
radius (r)
gptkbp:dimensions
3
gptkbp:firstDescribed
gptkb:Leonhard_Euler
18th century
gptkbp:generalizes
gptkb:polar_coordinates
https://www.w3.org/2000/01/rdf-schema#label
spherical coordinates (in 3D)
gptkbp:polarAngleDescription
angle from positive z-axis
gptkbp:polarAngleSymbol
θ
gptkbp:radiusDescription
distance from origin
gptkbp:radiusSymbol
r
gptkbp:relatedTo
gptkb:cylindrical_coordinates
Cartesian coordinates
gptkbp:usedFor
problems with spherical symmetry
gptkbp:usedIn
gptkb:mathematics
engineering
physics
gptkbp:volumeElement
r^2 sinθ dr dθ dφ
gptkbp:bfsParent
gptkb:finite-dimensional_Euclidean_space
gptkbp:bfsLayer
5