Re: Union[{0},{0.}] = {0,0.}?
- To: mathgroup at smc.vnet.net
- Subject: [mg12726] Re: Union[{0},{0.}] = {0,0.}?
- From: "Allan Hayes" <hay at haystack.demon.cc.uk>
- Date: Thu, 4 Jun 1998 02:52:12 -0400
- References: <6kvpko$7hl@smc.vnet.net> <6l2pnd$dsa@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Stephen P Luttrell wrote in message <6l2pnd$dsa at smc.vnet.net>...
>>Union[{0},{0.}] = {0,0.}.
>>
>>Why?
>>
>>I would like the above to return only {0}.
>
>Try this:
>
>Union[{0},{Chop[0.]}]
>
Stephen,
Here's a variant that let's us work from the outside
Chop[ Unevaluated[Union[{0},{0.}]] ]
{0}
Allan
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Allan Hayes
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