[FOM] LaTeX code for "truth value of ..."

[Chris Scambler]

$\llbracket \phi \rrbracket$ with package stmaryrd does the job!

C

On Dec 23, 2016 2:39 AM, "Robert Lubarsky" <Lubarsky.Robert at comcast.net>
wrote:

> In forcing and related areas, often the symbol which is like |[ - ]|
> (don’t know how else to type it) is used for the truth value, as in |[ phi
> ]| meaning the truth value of phi as a member of the Boolean value used in
> the forcing (or the truth value as a member of a Heyting algebra, for
> Heyting-valued models, and so on). What is the latex code for that symbol?
>
>
>
> Bob Lubarsky
>
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