Abstraction
An abstraction is a mathematical representation of a (spatial or spatiotemporal) Phenomenon.
Don't see an entity? You may submit a request to add it.
- surface
- curve~enclosing
- axis~vertical
- x-section
- boundary
- centroid
- land-mask
- sea-mask
- centerline
- endpoints
- parabola
- trapezoid
- apex
- shoreline
- axis
- by-black-body
- boundary-core-mantle
- boundary-crust-mantle
- ellipsoid
- equator
- geodesic
- boundary-lithosphere-asthenosphere
- aphelion
- perihelion
- ellipse
- axis~semi-major
- axis~semi-minor
- foci
- magnetic-north-pole
- magnetic-south-pole
- viewpoint
- hypocenter
- circle
- plan
- profile
- streamline
- segment
- polygon
- transect
- origin
- target
- curve
- axis~x-to-axis~east
- x-section~horizontal
- row
- surface~0-to-10cm-below
- surface~100-to-200cm-below
- surface~10-to-40cm-below
- surface~40-to-100cm-below
- surface~0-to-100cm-below
- datum~vertical~tidal~mean-sea-level
- graph
- center
- boundary~seaward
- datum
- point-pair
- plane
- fault
- epicenter
- contour
- surface~10m-above
- axis~east
- cell
- grid
- plug-layer
- shear-layer
- amphidromic-points
- vertex
- crest
- wave
- crestline
- ray
- x-section~vertical
- ecliptic
- focus
- equation-of-state
- mohr-coulomb-plastic
- data-stream
- cell~dual
- cell~primary
- surface~horizontal
- surface~2m-above
- point
- airfoil
- semi-major-axis
- semi-minor-axis
- vertical-axis
- x-axis
- binary-mask
- cantor-set
- enclosing-curve
- equation
- expression
- function
- tree-graph
- rooted-tree-graph
- line
- mask
- model
- peano-curve
- point-set
- polynomial
- response-filter
- row-major-offset
- shape
- sierpinski-gasket
- sphere
- square
- triangle
- sine-wave
- black-body
- convection-diffusion-equation
- heat-equation
- navier-stokes-equation
- poisson-equation
- friedmann-universe
- image
- location
- market-basket
- dual-cell
- primary-cell
- column
- endpoint
- isosurface
- node
- dual-node
- x-dual-node
- y-dual-node
- z-dual-node
- primary-node
- x-primary-node
- y-primary-node
- z-primary-node
- partition
- shell
- trough
- core-mantle-boundary
- crust-mantle-boundary
- lithosphere-asthenosphere-boundary
- seaward-boundary
- geodetic-datum
- vertical-geodetic-datum
- vertical-gravimetric-datum
- tidal-vertical-datum
- msl-tidal-vertical-datum
- equilibrium-line
- geocenter
- geoid
- isocline
- potential-temperature-isosurface
- pole
- north-pole
- terrestrial-north-pole
- virtual-north-pole
- south-pole
- terrestrial-south-pole
- wheelbase
- wingspan
- instrument-response