[Overview][Constants][Types][Classes][Procedures and functions][Index] Reference for unit 'math' (#rtl)

ldexp

Return (2 to the power p) times x

Declaration

Source position: math.pp line 378

function ldexp(

  x: Float;

  const p: Integer

):Float;

Description

Ldexp returns (2 to the power p) times x.

Errors

None.

See also

lnxp1

  

Return natural logarithm of 1+X

log10

  

Return 10-Based logarithm.

log2

  

Return 2-based logarithm

logn

  

Return N-based logarithm.

Example

Program Example19;

{ Program to demonstrate the ldexp function. }

Uses math;

begin
  writeln(ldexp(2,4):8:4);
  writeln(ldexp(0.5,3):8:4);
end.

Documentation generated on: Sep 28 2017