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Epistemic Modal Scope Bracket Tool

Wrap an explicit proposition text in a supplied epistemic modal token without parsing logic or evaluating truth.

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Description

Format an epistemic modal-scope bracket under a supplied convention.

Evidence records distinguish claims, source origins, confidence labels, logical scope and access status. Repeated citations may share an origin rather than provide independent support; an unknown origin is not proof of independence. A recorded support or witness link does not establish entailment, truth or a valid inference.

Format an epistemic modal-scope bracket under a supplied convention.

When to use this tool

Use Epistemic Modal Scope Bracket when checking the stated evidence, source, confidence or logical-label convention.

How to use the tool and how it works

  1. Enter modalToken, propositionText. Use the units and conventions below.
  2. Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
  3. Read scopedText. Use the output convention below.

Require nonempty modal token and proposition text. Return token(propositionText) with literal parentheses around the proposition.1

Input fieldMeaning and unitsAccepted input
modalTokenModal TokenRequired. Text; minimum UTF-16 length 1; maximum UTF-16 length 8192.
propositionTextProposition TextRequired. Text; minimum UTF-16 length 1; maximum UTF-16 length 8192.
Output fieldInterpretationReturned shape
scopedTextScoped TextRequired. Text; maximum UTF-16 length 8192.
json
{
  "input": {
    "modalToken": "K_a",
    "propositionText": "p ∧ q"
  },
  "output": {
    "scopedText": "K_a(p ∧ q)"
  }
}

Limitations and assumptions

  • Input text is not parsed or escaped as a logical grammar; inserted parentheses do not prove valid syntax, intended scope or a modal inference.
  • Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.

Alternative or Complementary methods

Inspect original evidence and use appropriate complete logical/statistical analysis, preserving uncertainty, provenance and applicable access/reuse permissions.

References

  1. Calculation and input contract: epistemology/epistemic-modal-scope-bracket — tool.io

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