sections numbered more clearly
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\chapter{Formal Definitions}
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\chapter{Formal Definitions}
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\label{formalfmmd}
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\label{formalfmmd}
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\subsection{An algebraic notation for identifying FMMD enitities}
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\section{An algebraic notation for identifying FMMD enitities}
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Consider all `components' to exist as
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Consider all `components' to exist as
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members of a set $\mathcal{C}$.
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members of a set $\mathcal{C}$.
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%
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%
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@ -44,7 +44,7 @@ Generally, where $\mathcal{{\FG}}$ is the set of all functional groups,
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\begin{equation}
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\begin{equation}
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fm : \mathcal{{\FG}} \rightarrow \mathcal{P}\mathcal{F}.
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fm : \mathcal{{\FG}} \rightarrow \mathcal{P}\mathcal{F}.
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\end{equation}
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\end{equation}
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\subsection{Relationships between functional~groups and failure modes}
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\section{Relationships between functional~groups and failure modes}
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Let the set of all possible components be $\mathcal{C}$
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Let the set of all possible components be $\mathcal{C}$
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and let the set of all possible failure modes be $\mathcal{F}$, and $\mathcal{PF}$
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and let the set of all possible failure modes be $\mathcal{F}$, and $\mathcal{PF}$
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@ -260,7 +260,7 @@ each subset of S is $N$ or less, a concept of the `cardinality constrained power
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is proposed and described in the next section.
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is proposed and described in the next section.
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%\pagebreak[1]
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%\pagebreak[1]
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\subsection{Cardinality Constrained Powerset }
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\section{Cardinality Constrained Power-set }
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\label{ccp}
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\label{ccp}
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A Cardinality Constrained power-set is one where subsets of a cardinality greater than a threshold
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A Cardinality Constrained power-set is one where subsets of a cardinality greater than a threshold
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@ -282,7 +282,7 @@ Note that $\mathcal{P}_{1} S $ (non-empty subsets where cardinality $\leq 1$) fo
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$$ \mathcal{P}_{1} S = \{ \{a\},\{b\},\{c\} \} $$.
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$$ \mathcal{P}_{1} S = \{ \{a\},\{b\},\{c\} \} $$.
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\paragraph{Calculating the number of elements in a cardinality constrained powerset}
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\paragraph{Calculating the number of elements in a cardinality constrained power-set}
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A $k$ combination is a subset with $k$ elements.
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A $k$ combination is a subset with $k$ elements.
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The number of $k$ combinations (each of size $k$) from a set $S$
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The number of $k$ combinations (each of size $k$) from a set $S$
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@ -314,7 +314,7 @@ from $1$ to $cc$ thus
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\subsection{Actual Number of combinations to check with Unitary State Fault mode sets}
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\subsection{Actual Number of combinations to check with Unitary State Fault mode sets}
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If all of the fault modes in $S$ were independent,
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If all of the fault modes in $S$ were independent,
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the cardinality constrained powerset
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the cardinality constrained power-set
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calculation (in equation \ref {eqn:ccps}) would give the correct number of test case combinations to check.
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calculation (in equation \ref {eqn:ccps}) would give the correct number of test case combinations to check.
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Because sets of failure modes in FMMD analysis are constrained to be unitary state,
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Because sets of failure modes in FMMD analysis are constrained to be unitary state,
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the actual number of test cases to check will usually
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the actual number of test cases to check will usually
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@ -374,7 +374,7 @@ and whose cardinality is 11. % by inspection
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\subsubsection{Establishing Formulae for unitary state failure mode
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\subsubsection{Establishing Formulae for unitary state failure mode
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cardinality calculation}
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cardinality calculation}
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The cardinality constrained powerset in equation \ref{eqn:ccps}, can be modified for % corrected for
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The cardinality constrained power-set in equation \ref{eqn:ccps}, can be modified for % corrected for
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unitary state failure modes.
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unitary state failure modes.
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%This is written as a general formula in equation \ref{eqn:correctedccps}.
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%This is written as a general formula in equation \ref{eqn:correctedccps}.
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