From b6fb28b7380320e08ba21c26686f172e8397fd66 Mon Sep 17 00:00:00 2001 From: Robbert Krebbers <mail@robbertkrebbers.nl> Date: Sun, 10 Dec 2017 15:07:45 +0100 Subject: [PATCH] Docs: Do not abbreviate. --- docs/base-logic.tex | 2 +- docs/ghost-state.tex | 2 +- docs/paradoxes.tex | 4 ++-- docs/program-logic.tex | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) diff --git a/docs/base-logic.tex b/docs/base-logic.tex index 92e25252c..5e7d54183 100644 --- a/docs/base-logic.tex +++ b/docs/base-logic.tex @@ -448,7 +448,7 @@ Furthermore, we have the usual $\eta$ and $\beta$ laws for projections, $\textlo {\upd\plainly\prop \proves \prop} \end{mathpar} The premise in \ruleref{upd-update} is a \emph{meta-level} side-condition that has to be proven about $a$ and $B$. -%\ralf{Trouble is, we don't actually have $\in$ inside the logic...} +%\ralf{Trouble is, we do not actually have $\in$ inside the logic...} \subsection{Consistency} diff --git a/docs/ghost-state.tex b/docs/ghost-state.tex index 843b8751a..402a67310 100644 --- a/docs/ghost-state.tex +++ b/docs/ghost-state.tex @@ -44,7 +44,7 @@ Noteworthy here is the fact that $\prop \proves \later\prop$ can be derived from \subsection{Persistent Propositions} We call a proposition $\prop$ \emph{persistent} if $\prop \proves \always\prop$. -These are propositions that ``don't own anything'', so we can (and will) treat them like ``normal'' intuitionistic propositions. +These are propositions that ``do not own anything'', so we can (and will) treat them like ``normal'' intuitionistic propositions. Of course, $\always\prop$ is persistent for any $\prop$. Furthermore, by the proof rules given in \Sref{sec:proof-rules}, $\TRUE$, $\FALSE$, $t = t'$ as well as $\ownGhost\gname{\mcore\melt}$ and $\mval(\melt)$ are persistent. diff --git a/docs/paradoxes.tex b/docs/paradoxes.tex index a3bb499a4..8addc115d 100644 --- a/docs/paradoxes.tex +++ b/docs/paradoxes.tex @@ -32,7 +32,7 @@ Notice that these are immutable locations, so the maps-to proposition is persist The rule \ruleref{sprop-alloc} is then thought of as allocation, and the rule \ruleref{sprop-agree} states that a given location $\gname$ can only store \emph{one} proposition, so multiple witnesses covering the same location must agree. %Compared to saved propositions in prior work, \ruleref{sprop-alloc} is stronger since the stored proposition can depend on the name being allocated. -%\derek{Can't we cut the above sentence? This makes it sound like we are doing something weird that we ought not to be since prior work didn't do it. But in fact, I thought that in our construction we don't really need to rely on this feature at all! So I'm confused.} +%\derek{Can't we cut the above sentence? This makes it sound like we are doing something weird that we ought not to be since prior work didn't do it. But in fact, I thought that in our construction we do not really need to rely on this feature at all! So I'm confused.} The conclusion of \ruleref{sprop-agree} usually is guarded by a $\later$. The point of this theorem is to show that said later is \emph{essential}, as removing it introduces inconsistency. % @@ -43,7 +43,7 @@ $A(\gname) \eqdef \Exists \prop : \Prop. \always\lnot \prop \land \gname \Mapsto Intuitively, $A(\gname)$ says that the saved proposition named $\gname$ does \emph{not} hold, \ie we can disprove it. Using \ruleref{sprop-persist}, it is immediate that $A(\gname)$ is persistent. -Now, by applying \ruleref{sprop-alloc} with $A$, we obtain a proof of $\prop \eqdef \gname \Mapsto A(\gname)$: this says that the proposition named $\gname$ is the proposition saying that it, itself, doesn't hold. +Now, by applying \ruleref{sprop-alloc} with $A$, we obtain a proof of $\prop \eqdef \gname \Mapsto A(\gname)$: this says that the proposition named $\gname$ is the proposition saying that it, itself, does not hold. In other words, $\prop$ says that the proposition named $\gname$ expresses its own negation. Unsurprisingly, that leads to a contradiction, as is shown in the following lemma: \begin{lem} \label{lem:saved-prop-counterexample-not-agname} We have $\gname \Mapsto A(\gname) \proves \always\lnot A(\gname)$ and $\gname \Mapsto A(\gname) \proves A(\gname)$. \end{lem} diff --git a/docs/program-logic.tex b/docs/program-logic.tex index f4a4ba7ce..df72785ca 100644 --- a/docs/program-logic.tex +++ b/docs/program-logic.tex @@ -521,7 +521,7 @@ Furthermore, as we construct more sophisticated and more interesting things that For the special case that $\prop = \propC$ and $\propB = \propB'$, we use the following notation that avoids repetition: \[ \Acc[\mask_1][\mask_2]\prop{\Ret x. \propB} \eqdef \prop \vs[\mask_1][\mask_2] \Exists\var. \propB * (\propB \vsW[\mask_2][\mask_1] \prop) \] -This accessor is ``idempotent'' in the sense that it doesn't actually change the state. After applying it, we get our $\prop$ back so we end up where we started. +This accessor is ``idempotent'' in the sense that it does not actually change the state. After applying it, we get our $\prop$ back so we end up where we started. %%% Local Variables: %%% mode: latex -- GitLab