[erlang-questions] (newbie) why do I see no output in the erlang shell?

Ruslan Spivak <>
Sun Aug 26 19:28:47 CEST 2007


> Apologies if this has already been covered -- I would imagine that others
> encounter this problem but I could not find the answer to this problem --
> and thanks in advance for any help more experienced Erlangers can offer.
> I am using Mac OS X (10.4) and I downloaded the tarballs of both the most
> recent and second-most recent versions.
> I did the configure && make &&
> sudo make install dance (without passing them any options) and fired up erl.
> And then, this:
> $ erl
> Erlang (BEAM) emulator version 5.5.4 [source] [async-threads:0]
> [kernel-poll:false]
> Eshell V5.5.4 (abort with ^G)
> 1> 1+1
> 1> 1
> 1>
> According
> to everything I read, it should print "2" and then "1" after my two commands.
> So what am I doing wrong here? I've RTFM'd and STFW'd to no avail. I really,
> really want to start hacking away with this language. :(

You should put dot at the end, ie
1> 1+1.


Two monks were arguing about a flag.  One said, "The flag is moving."
The other said, "The wind is moving."  The sixth patriarch, Zeno,
happened to be passing by.  He told them, "Not the wind, not the flag.
Mind is moving."
			-- Douglas R. Hofstadter

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