Gap of Known Extent

A gap of known extent. The editor indicates a precise number of missing characters by repeating a gap sign inside square brackets.

Syntax

Any natural number flanked by double full stops .…., followed by the optional precision notation the whole enclosed within square brackets […].

Overview

NotationSimplified ASTPaper Output
[.𝑁.‽ᵟ]Gap{quantity: Known{count: 𝑁}, precision: γ}[·𝑁◇ᵟ·]
  • 𝑁 = number of characters (represented by char or digits).
  • 𝑛 ∈ ℕ (natural numbers).
  • ‽ᵟ ∈ {?, !, ε} = uncertainty marker ?, certainty marker !, or empty string (ε).
  • γ ∈ {Low, High, Medium} = certainty level corresponding to the marker used in the notation.
  • ◇ᵟ ∈ {⯑, ⯁, ε} = rendering of the uncertainty/certainty marker in the notation or empty string (ε).

Examples

NotationPaper Output
[.7.]
7
[.3.?]
.3.
[.4.!]
.4.

EpiDoc Outputs

NotationEpiDoc (XML)
[.7.]
<ab>
    <gap reason="lost" unit="character" precision="medium" quantity="7"/>
</ab>
[.3.?]
<ab>
    <supplied reason="lost" cert="low">.3.</supplied>
</ab>
[.4.!]
<ab>
    <supplied reason="lost" cert="high">.4.</supplied>
</ab>

Structural Analysis (Conceptual AST)

NotationAST
[.7.]
Gap(known=7, medium)
[.3.?]
Supplied[low]
  Plain(".3.")
[.4.!]
Supplied[high]
  Plain(".4.")