ezquiver takes a string representing a function with x, y, and z components and plots it in 3-d along with a set of arrows which are parallel to the function.
Syntax

ezquiver(fun)
ezquiver(fun, domain)
ezquiver(funx, funy, funz)
ezquiver(funx, funy, funz, [smin, smax, tmin, tmax])
ezquiver(funx, funy, funz, [min, max])
ezquiver(..., Name, Value)
h = ezquiver(...)
for more information execute:

doc ezquiver