Form Expression

Some articles on form expression:

Closed-form Expression - Examples - Integrals
... The integral of a closed-form expression may or may not itself be expressible as a closed-form expression ... A standard example of an elementary function whose antiderivative does not have a closed-form expression is e−x2, whose antiderivative is (up to constants) the error function ...

Famous quotes containing the words expression and/or form:

    Barring that natural expression of villainy which we all have, the man looked honest enough.
    Mark Twain [Samuel Langhorne Clemens] (1835–1910)

    The novel is the highest form of human expression so far attained. Why? Because it is so incapable of the absolute.
    —D.H. (David Herbert)