SINC

Purpose:

Calculates the SINC function (sin(x)/x) of the specified expression.

Syntax:

SINC(val)

val

-

A scalar, series or table.

Returns:

A scalar, series, or table.

Example:

sinc(-20..0.1..20)

 

image\sincpic01.gif

 

returns a 401 point series where each point is the sinc of the values from 20 to 20.

Remarks:

sinc(x) is equivalent to sin(x)/x in SETRADIAN mode.

See Also:

GSINC

TRIGONOMETRIC FUNCTIONS