Not every relation is a function. But every function is a relation. Function is just a part of relation.
The cubic function.
Range
A formula or graph are two ways to describe a math function. How a math function is described depends on the domain of the function or the complexity of the function.
The Mandelbrot graph is generated iteratively and so is a function of a function of a function ... and in that sense it is a composite function.
grabbing food or snapping at things
A cheliped is the first set of appendages (claws) used for fighting and grabbing
Cirrus aslender usually flexible animal appendage: as Cheliped ^ either of the pair of appendages bearing a chela.
Pincer, to technically, Cheliped.
regeneration
The chitinous covered "claw" on a decapod (lobsters and crayfish)
2.481 N according to my force transducer.
Well that be all, ok one order of tacos coming up! Thank you come again.;D -Taco Ring
The crayfish has a pair of legs called chelipeds, more commonly known as pinchers. The joint motion of these pinchers allow the crayfish capture prey and defend itself.
The chelipeds, mandibles, mazillae, and mazillipeds
The six functions of language are expressive (to express thoughts and feelings), directive (to give commands or requests), informative (to provide information), phatic (to establish social contact), aesthetic (to create beauty or evoke emotions), and metalinguistic (to discuss language itself).
Function