Note that the Common Lisp example could be abbreviated to:
(- 9999999999999999.0l0 9999999999999998.0l0)
However, this will only work (either way) in Lisps where long floats are arbitrary precision, like CLISP. In most Lisps (e.g. SBCL, CCL), long floats are just double floats.
(- 9999999999999999.0l0 9999999999999998.0l0)
However, this will only work (either way) in Lisps where long floats are arbitrary precision, like CLISP. In most Lisps (e.g. SBCL, CCL), long floats are just double floats.