You can make 1454 anagrams from letters in differentiable (abdeeeffiilnrt).
First recorded in 1860-65; differenti(ate) + -able
The most important theorem in regard to differentiable functions is the “theorem of intermediate value.”
If I really give my mind to the task, cannot I define a continuous function which is not differentiable?
Accordingly the function is not differentiable at any point.
If the function of x is differentiable, the differential Partial differentiation.
Particular interest attaches to continuous functions which are not differentiable.
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