.. meta::
   :description: Symbol dictionary for e7Day axioms and theorems: entities, type partitions, operators, verdicts, and named concepts used in the 30 formal statements.
   :keywords: e7Day symbols, notation, L, D, Omega, Int, Real, Ground, Ocean, fix, OK, OKO, BABL, ZION, PERFECT, PERFIDE, UMP
   :author: LLoL as Laurence Loewe of Laodicea and Claude Opus 4.6

****************************************************
e7Day Symbol Dictionary
****************************************************

This page defines all symbols used in the e7Day formal statements
(axioms and theorems). Only resolved definitions are listed here.
For unresolved acronym alternatives, see ``dict/ambiguities-to-decide.rst``.

For the axioms, see :doc:`axioms`.
For the theorems, see :doc:`theorems`.


.. E7DAY-SYMBOLS-CONTENT-START


Entities and Constants
========================

.. list-table::
   :widths: 12 22 41 25
   :header-rows: 1

   * - Symbol
     - Name
     - Meaning
     - Used in
   * - :math:`\Omega`
     - Total domain
     - Pre-partition domain (VOID state) before scope partition
     - m0.ax1, m1.ax1
   * - :math:`L`
     - Light / in-scope
     - The domain within which all construction occurs
     - m1.ax1 and throughout
   * - :math:`D`
     - Dark / out-of-scope
     - Complement of L; excluded from construction
     - m1.ax1
   * - :math:`W`
     - World
     - The system produced by the construction (W = L)
     - th1
   * - :math:`B`
     - Balospe
     - Balance-o-stat species; agent with general intelligence
     - m6.ax2, m6.ax4
   * - :math:`h^*`
     - Maximally influential agent
     - The agent with maximal causal influence (per PET ax19)
     - th7 (Gate 5)
   * - God
     - God
     - Distinguished divine entity (boundary condition for th7)
     - th7


Type Partitions
=================

.. list-table::
   :widths: 12 22 41 25
   :header-rows: 1

   * - Symbol
     - Name
     - Meaning
     - Used in
   * - :math:`\text{Int}(L)`
     - Integer types
     - Indivisible types within L
     - m2.ax1, m2.ax2
   * - :math:`\text{Real}(L)`
     - Real types
     - Divisible types within L
     - m2.ax1, m2.ax2
   * - :math:`\text{Ground}(L)`
     - Ground values
     - Unconditionally known values
     - m3.ax1, m3.ax2
   * - :math:`\text{Ocean}(L)`
     - Ocean values
     - Conditionally known values
     - m3.ax1, m3.ax3
   * - Water
     - Water
     - Circulation medium (Ocean through programs and back)
     - m3.ax2, m3.ax3
   * - :math:`\text{DAY}(L)`
     - DAY processes
     - Directed foreground activity
     - m4.ax1
   * - :math:`\text{NIGHT}(L)`
     - NIGHT processes
     - Nondeterministic background guidance
     - m4.ax1
   * - WorkTime
     - Work time
     - Active construction time
     - m7.ax2
   * - RestTime
     - Rest time
     - Periodic consolidation time
     - m7.ax2


Operators and Functions
=========================

.. list-table::
   :widths: 12 22 41 25
   :header-rows: 1

   * - Symbol
     - Name
     - Meaning
     - Used in
   * - :math:`\text{fix}(\cdot)`
     - Fixpoint operator
     - "It was good" convergence; fix(result(mk)) = result(mk)
     - mc.ax1
   * - :math:`\text{result}(m_k)`
     - Submodel result
     - Output of submodel k
     - mc.ax1, mc.ax4, m7.ax1
   * - :math:`\text{process}(m_k)`
     - Submodel process
     - The evening-then-morning process of submodel k
     - mc.ax3
   * - :math:`\text{input}(m_k)`
     - Submodel input
     - Input to submodel k (includes all prior results)
     - mc.ax4
   * - :math:`\text{info-loss}(\varphi)`
     - Information loss
     - Information lost by mapping :math:`\varphi`
     - m2.ax2
   * - :math:`\text{scope}(\cdot)`
     - Scope
     - Experiential scope of an agent's compassion
     - th7 (Gates 2, 5)
   * - :math:`\text{repair-history}(a, F)`
     - Repair history
     - Agent a's repair experience for fault class F
     - th7 (Gates 1, 2)
   * - :math:`\text{awareness}(a, \cdot)`
     - Awareness
     - Agent a's information about another's state/context/trajectory
     - th7 (Gate 3)
   * - :math:`\text{noise}(\cdot)`
     - Noise level
     - Noise on a compassion or information channel
     - m5.ax2, th7 (Gate 4)


Verdicts
==========

.. list-table::
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   :header-rows: 1

   * - Symbol
     - Name
     - Meaning
     - Used in
   * - OK
     - OK
     - Fixpoint convergence; scope-creep-excluded; "it was good"
     - mc.ax2, m6.ax4
   * - OKO
     - OKO
     - Structurally necessary indeterminacy; requires external resolution
     - m6.ax3, m6.ax4
   * - KO
     - KO
     - System failure
     - m6.th1, th7
   * - :math:`\text{OK}^+`
     - OK-plus
     - Self-correcting architecture from matched OKO pair
     - m6.ax3


Named Concepts
================

.. list-table::
   :widths: 12 22 41 25
   :header-rows: 1

   * - Symbol
     - Name
     - Meaning
     - Used in
   * - PERFECT
     - PERFECT
     - Preserve Existence Rights of Functionally Existing Copies of Types
     - m2.th1, th3
   * - PERFIDE
     - PERFIDE
     - Preserve Exchangeability of Resource Functionality in Diverse
       Environments (double meaning deliberate)
     - m2.th1
   * - BABL
     - BABL
     - Blindly Assuming Blind Leveraging (collapse attractor)
     - m6.ax4, m6.th1, th3, th5
   * - ZION
     - ZION
     - Zoning Investigating Organizing Navigating (innovation attractor)
     - m6.ax4, th3
   * - UMP
     - UMP
     - Unimportant Message Problem (noise threshold for signal collapse)
     - m5.ax2, th7 (Gate 4)
   * - ASON
     - ASON
     - Ambiguous Semantics Of Nothing (semantic trap at VOID)
     - th7 (Gate 5)
   * - OSCR
     - OSCR
     - OK Self-assessment Collapse Route
     - m6.th1


Mathematical Symbols
======================

.. list-table::
   :widths: 12 22 41 25
   :header-rows: 1

   * - Symbol
     - Name
     - Meaning
     - Used in
   * - :math:`H(\cdot)`
     - Entropy
     - Shannon entropy function
     - m0.ax1
   * - :math:`H_{\max}`
     - Maximum entropy
     - Upper bound of entropy (VOID state)
     - m0.ax1
   * - :math:`\varepsilon`
     - Epsilon
     - Minimum information loss bound (strictly positive)
     - m2.ax2
   * - :math:`\theta`
     - Theta
     - Noise threshold for channel collapse
     - m5.ax2, th7
   * - :math:`F_{\text{all}}`
     - All fault classes
     - The set of all problem/fault classes in the system
     - th7 (Gates 1, 2, 5)
   * - :math:`\uplus`
     - Disjoint union
     - Type partition operator (exhaustive, non-overlapping)
     - m1.ax1, m2.ax1, m3.ax1, m4.ax1, m7.ax2
   * - :math:`\triangleright`
     - Sequential composition
     - Evening before morning ordering
     - mc.ax3


.. E7DAY-SYMBOLS-CONTENT-END
