I would think so, but I am sitting here thinking and I can not think of any function that can not be integrated.
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Whether or not a function can be integrated depends, in part, on the measure that is used on the space. This is getting into seriously heavy mathematics. and the following is only a flavour of what I remember from 35 years ago!
Functions with asymptotic values in their domain cannot be integrated over that domain. For example, 1/x is defined everywhere except at x = 0 and so it cannot be integrated over any interval that contains x = 0. Otherwise it is ln(|x|) + c.
Another example is that of a function which has infinitely many discontinuities. For example:
f(x) = 1 if x is rational and
f(x) = 0 if x is irrational
over any arbitrary interval, is a perfectly well defined, indicator function. But under some measures, it cannot be integrated.
well, the second derivative is the derivative of the first derivative. so, the 2nd derivative of a function's indefinite integral is the derivative of the derivative of the function's indefinite integral. the derivative of a function's indefinite integral is the function, so the 2nd derivative of a function's indefinite integral is the derivative of the function.
The indefinite integral is the anti-derivative - so the question is, "What function has this given function as a derivative". And if you add a constant to a function, the derivative of the function doesn't change. Thus, for example, if the derivative is y' = 2x, the original function might be y = x squared. However, any function of the form y = x squared + c (for any constant c) also has the SAME derivative (2x in this case). Therefore, to completely specify all possible solutions, this constant should be added.
A null derivative occurs when an increasing function does not have a derivative. This is most commonly seen in the question mark function.
The Geometrical meaning of the second derivative is the curvature of the function. If the function has zero second derivative it is straight or flat.
A linear function, for example y(x) = ax + b has the first derivative a.
-ln|cos x| + C
well, the second derivative is the derivative of the first derivative. so, the 2nd derivative of a function's indefinite integral is the derivative of the derivative of the function's indefinite integral. the derivative of a function's indefinite integral is the function, so the 2nd derivative of a function's indefinite integral is the derivative of the function.
We say function F is an anti derivative, or indefinite integral of f if F' = f. Also, if f has an anti-derivative and is integrable on interval [a, b], then the definite integral of f from a to b is equal to F(b) - F(a) Thirdly, Let F(x) be the definite integral of integrable function f from a to x for all x in [a, b] of f, then F is an anti-derivative of f on [a,b] The definition of indefinite integral as anti-derivative, and the relation of definite integral with anti-derivative, we can conclude that integration and differentiation can be considered as two opposite operations.
The anti derivative of negative sine is cosine.
The indefinite integral is the anti-derivative - so the question is, "What function has this given function as a derivative". And if you add a constant to a function, the derivative of the function doesn't change. Thus, for example, if the derivative is y' = 2x, the original function might be y = x squared. However, any function of the form y = x squared + c (for any constant c) also has the SAME derivative (2x in this case). Therefore, to completely specify all possible solutions, this constant should be added.
A null derivative occurs when an increasing function does not have a derivative. This is most commonly seen in the question mark function.
All it means to take the second derivative is to take the derivative of a function twice. For example, say you start with the function y=x2+2x The first derivative would be 2x+2 But when you take the derivative the first derivative you get the second derivative which would be 2
.0015x2
The Geometrical meaning of the second derivative is the curvature of the function. If the function has zero second derivative it is straight or flat.
A linear function, for example y(x) = ax + b has the first derivative a.
Another function, which at every point has the value of the slope of the original function. For example, the parabola y = x2 has, at any point, the slope 2x, so 2x is the derivative of the original function. The Wikipedia article - http://en.wikipedia.org/wiki/Derivative - gives a more detailed introduction, but if you want to really learn about derivatives, you should pick up textbook on introductory calculus.
If the second derivative of a function is zero, then the function has a constant slope, and that function is linear. Therefore, any point that belongs to that function lies on a line.