# Differentiable function

The Taylor Series of a real or complex-valued function f(x) that is infinitely differentiable at a real or complex number a is the power series; this serves as a way to approximate a polynomial

Further Maths Interest - Weierstrass Function

Theory and Applications of Differentiable Functions of Several Variables by S. M. Nikolskii Download

When is a function NOT differentiable. (Video from Khan Academy)

Proof that every Differentiable Function is Continuous

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non differentiable function

In mathematics, the directional derivative of a multivariate differentiable function along a given vector v at a given point x intuitively represents the instantaneous rate of change of the function, moving through x with a velocity specified by v. #Glogster #DirectionalDerivative

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Differentiable Functions on Bad Domains. Vladimir G. Maz'ya, Sergei V. Poborchi

Through this investigation students learn that continuous functions can either be differentiable or nondifferentiable. Students are reminded that d...

when is a function not differentiable.mov