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Here is a numerical account of the specification's contents and its timeline.

category	objects
sizes	files	68	characters	83858	nodes	168408
propositions	theorems	14	lemmas	388	total	402
concepts	declared	42	defined	44	total	86

This table reports the specification's components and their planes.

component

plane

files

natural numbers with infinity

ynat ( ∞ )

ynat_pred ( ⫰? )

ynat_succ ( ⫯? )

ynat_le ( ? ≤ ? )

ynat_lt ( ? < ? )

ynat_plus ( ? + ? )

multiple relocation

rtmap

rtmap_eq ( ? ≗ ? )

rtmap_tl ( ↓? )

rtmap_minus ( ? - ? )

rtmap_isid ( 𝐈⦃?⦄ )

rtmap_id

rtmap_sle ( ? ⊆ ? )

rtmap_sand ( ? ⋒ ? ≡ ? )

rtmap_at ( @⦃?,?⦄ ≡ ? )

rtmap_istot ( 𝐓⦃?⦄ )

rtmap_after ( ? ⊚ ? ≡ ? )

nstream ( ↑? ) ( ⫯? )

nstream_eq

nstream_isid

nstream_id ( 𝐈𝐝 )

nstream_sand

nstream_istot ( ?@❴?❵ )

nstream_after ( ? ∘ ? )

mr2

mr2_at ( @⦃?,?⦄ ≡ ? )

mr2_plus ( ? + ? )

mr2_minus ( ? ▭ ? ≡ ? )

extensions to the library

stream ( ? @ ? ) ( ? ≐ ? )

stream_hdtl

list ( ◊ ) ( ? @ ? ) ( |?| )

list2 ( ◊ ) ( {?,?} @ ? ) ( ? @@ ? ) ( |?| )

bool ( Ⓕ ) ( Ⓣ )

arith ( ?^? ) ( ⫯? ) ( ⫰? )

star

lstar

generated logical decomposables

xoa ( ∃∃ ) ( ∨∨ ) ( ∧∧ )

xoa_props ( ⊥ ) ( ⊤ )