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ARCTAN

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Purpose

Arc tangent trigonometric function

Synopsis

ARCTAN(value)

Argument

value

One of the following: a constant; a variable; a formula evaluating to a single value; or an XV with only one item

Return value

A value in the range -/2 to +/2.

Example

Given the following matrix items:

Column: A
Column: B
XV    : XVA: A
XV    : XVB: = = = B ^ 2

then the following are all valid uses of the function:

ARCTAN(99)
ARCTAN(A)
ARCTAN(B^2)
ARCTAN(SQRT(A))
ARCTAN(XVA)
ARCTAN(XVB)

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