[major505]

I stared leaning it a few agos.

1 (the last result) 2 (the result two expressions ago) *3 (the result three expressions ago)

oh yeah. I cant see this giving problems in the future....

[epgui]

Your message is undecipherable. I have no idea what you’re trying to say.

[lkitching]

Assuming you're referring to *1, *2, *3 and *e, these are only defined within the REPL and are never used in real programs.