References

Cheung085

N. Cheung, An Exact Causal Cone for Partitioned Enter-Calculus Dynamics: Domain of Dependence, Necessity, and a Conditional Continuum Limit. Supplied manuscript 085VvAv3 (1).tex, August 2026. Predecessor revised in the present manuscript.

CheungEC

N. Cheung, Enter Calculus. Figshare manuscript, version 2, 2026. DOI supplied with the predecessor: 10.6084/m9.figshare.33087515.v2.

CheungI

N. Cheung, Landmark I. Version 2, supplied companion manuscript I.tex. Finite Enter characterization and metatheory; especially thm:main, thm:confluence, lem:path, thm:adequacy, thm:nocloning, thm:internal-ns, and prop:classical-recovery. Source archive: https://enter.grok.me/.

CheungEn03

N. Cheung, En03-A. Version 1, supplied companion manuscript En03-A.tex. Kinematics and causal cuts on a prescribed schedule; especially lem:one-layer, thm:locality, cor:local-records, thm:retiming, and prop:directional. Source archive: https://enter.grok.me/.

CheungVIIJ

N. Cheung, Landmark VII-J. Version 1, supplied companion manuscript VII-J.tex. Scheduled influence, physical containment, and timed cycle-velocity polytopes; especially thm:nosignal, thm:schedule, thm:physical, thm:local-velocity, and thm:polytope. Source archive: https://enter.grok.me/.

CheungPsy04B

N. Cheung, Psy04-B. Version 1, supplied companion manuscript Psy04-B-v1.tex. Complete finite causal networks and scheduled support; especially thm:schedule and the influence-containment corollary. Source archive: https://enter.grok.me/.

CheungVIIG

N. Cheung, Landmark VII-G. Version 1, supplied companion manuscript VII-G.tex. Operational locality with explicit controller support; especially thm:locality. Source archive: https://enter.grok.me/.

CheungVIIE

N. Cheung, Landmark VII-E. Version 1, supplied companion manuscript VII-E.tex. Prescribed kinematics and fixed labelled-channel retiming; especially thm:retiming. Source archive: https://enter.grok.me/.

CheungEn04

N. Cheung, En04-A. Version 1, supplied companion manuscript En04-A.tex. Typed preparation, complete finite-program soundness, destructive readout, and complete residual response; especially thm:soundness, thm:drop, thm:classical, and def:response. Source archive: https://enter.grok.me/.

CheungHawk04A

N. Cheung, Hawk04-A. Version 1, supplied companion manuscript Hawk04-A.tex. Complete-output preservation, complementary channels, and finite channel certificates. Source archive: https://enter.grok.me/.

CheungHawk04B

N. Cheung, Hawk04-B. Version 2, supplied companion manuscript Hawk04-B.tex. Typed finite-program semantics, destructive readout, discard, and classical-record reconstruction; especially thm:adequacy, thm:drop, and thm:classical. Source archive: https://enter.grok.me/.

CheungEn02B

N. Cheung, En02-B. Version 1, supplied companion manuscript En02-B-v1.tex. Finite decoder accounting and compatible half-diamond error budgets; especially thm:B6. Source archive: https://enter.grok.me/.

CheungEn02C

N. Cheung, En02-C. Version 1, supplied companion manuscript En02-C-v1.tex. Reference-preserving sequential-program soundness; especially thm:C1. Source archive: https://enter.grok.me/.

CheungEn02E

N. Cheung, En02-E. Version 2, supplied companion manuscript En02-E-v2.tex. Deterministic flagged Fock approximation; especially thm:cutoff. Source archive: https://enter.grok.me/.

CheungHawk02E

N. Cheung, Hawk02-E. Version 1, supplied companion manuscript Hawk02-E.tex. Complete-residual and decoder certificates; especially thm:certificate and thm:regulator. Source archive: https://enter.grok.me/.

CheungVIIIB

N. Cheung, Landmark VIII-B. Version 2, supplied companion manuscript VIII-B-v2.tex. Variable-deficit cone dictionary; especially thm:dictionary. Source archive: https://enter.grok.me/.

CheungEm02E

N. Cheung, Em02-E. Version 1, supplied companion manuscript Em02-E-v1.tex. Classical relational lapse through second order; especially thm:lapse. Source archive: https://enter.grok.me/.

CheungXIVH

N. Cheung, Landmark XIV-H: Internal kernel relations on the operator route. Version 1, supplied manuscript XIV-H.tex. Especially thm:H2. Source archive: https://enter.grok.me/.

CheungXIVI

N. Cheung, Landmark XIV-I. Version 1, supplied manuscript XIV-I.tex. Internal retarded-pole amplitudes and the joint-map boundary; especially thm:I2, thm:I3, and thm:release. Source archive: https://enter.grok.me/.

CheungXIVJ

N. Cheung, Landmark XIV-J. Version 1, supplied manuscript XIV-J.tex. Reconstruction descent, supported-sector reference, and the missing joint characteristic map; especially thm:J2 and cor:noadmission. Source archive: https://enter.grok.me/.

Choi

M.-D. Choi, “Completely positive linear maps on complex matrices,” Linear Algebra and its Applications 10 (1975), 285–290. doi:10.1016/0024-3795(75)90075-0.

Watrous

J. Watrous, The Theory of Quantum Information. Cambridge University Press, 2018.

HorodeckiEB

M. Horodecki, P. W. Shor, and M. B. Ruskai, “Entanglement breaking channels,” Reviews in Mathematical Physics 15 (2003), 629–641. arXiv:quant-ph/0302031.

BennettTeleport

C. H. Bennett, G. Brassard, C. Crépeau, R. Jozsa, A. Peres, and W. K. Wootters, “Teleporting an unknown quantum state via dual classical and Einstein–Podolsky–Rosen channels,” Physical Review Letters 70 (1993), 1895–1899. doi:10.1103/PhysRevLett.70.1895.

WoottersZurek

W. K. Wootters and W. H. Zurek, “A single quantum cannot be cloned,” Nature 299 (1982), 802–803.

Dieks

D. Dieks, “Communication by EPR devices,” Physics Letters A 92 (1982), 271–272.

LiebRobinson

E. H. Lieb and D. W. Robinson, “The finite group velocity of quantum spin systems,” Communications in Mathematical Physics 28 (1972), 251–257. doi:10.1007/BF01645779.

SchumacherWerner

B. Schumacher and R. F. Werner, Reversible quantum cellular automata. arXiv:quant-ph/0405174, 2004.

Arrighi

P. Arrighi, “An overview of quantum cellular automata,” Natural Computing 18 (2019), 885–899. doi:10.1007/s11047-019-09762-6.

Fritz

T. Fritz, “Velocity polytopes of periodic graphs and a no-go theorem for digital physics,” Discrete Mathematics 313 (2013), 1289–1301. arXiv:1109.1963. doi:10.1016/j.disc.2013.02.010.

Alexandrov

A. D. Alexandrov, “A contribution to chronogeometry,” Canadian Journal of Mathematics 19 (1967), 1119–1128. doi:10.4153/CJM-1967-102-6.

Zeeman

E. C. Zeeman, “Causality implies the Lorentz group,” Journal of Mathematical Physics 5 (1964), 490–493. doi:10.1063/1.1704140.