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Iris
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47d81be1
Commit
47d81be1
authored
Jul 28, 2016
by
Ralf Jung
Browse files
add a comment about the 'no core' element
parent
e632e566
Pipeline
#2481
passed with stage
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docs/constructions.tex
View file @
47d81be1
...
...
@@ -159,6 +159,8 @@ All cases of composition go to $\bot$.
\mcore
{
\exinj
(x)
}
\eqdef
{}&
\mnocore
&
\mcore
{
\bot
}
\eqdef
{}&
\bot
\end{align*}
Remember that
$
\mnocore
$
is the ``dummy'' element in
$
\maybe\monoid
$
indicating (in this case) that
$
\exinj
(
x
)
$
has no core.
The step-indexed equivalence is inductively defined as follows:
\begin{mathpar}
\infer
{
x
\nequiv
{
n
}
y
}{
\exinj
(x)
\nequiv
{
n
}
\exinj
(y)
}
...
...
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