# Function calculator

Enter the function (real of one variable x). How to type a function ?
f(x) =
:
• The value (or limit) of f(x) for x = . ( Type infinity for .)
• f'(x),  f''(x),  .
• The Taylor expansion of f, in the neighborhood of , or order .
• , or a =   and b = .
• The curve of f, to .
Optionally, the bound of f(x)  : from to .
• Search for roots and/or extrema of f(x) for x between and .
Numerical precision: digits.

Output style :

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