::hwat::math::IfEqual

Check the equality of two float numbers.

Syntax

::hwat::math::IfEqual d_f1 d_f2 d_err

Arguments

d_f1
The first float number.
d_f2
The second float number.
d_err
The error for judging the equality.
Optional.

Returns

Success
1 if d_f1 equals d_f2
Failure
0 if d_f1 does not equal d_f2.

Example

::hwat::math::IfEqual $x $y 1.0e-5

Comments

The default error for judging the equality is 1.0e-6.