Limits RegistryPUBLIC RECORDLimits RegistryResearch Console →Linearity forbids universally deleting one copy of an unknown state while retaining the other.
The question, scope, and sources behind this Registry record.
Determine whether a fixed reversible quantum operation can delete one of two identical unknown states into a state-independent blank.
Current frontiers derived from accepted Claims.
The accepted equality closes this optimization result.
Assertions tied to evidence, attribution, and review.
The frontier as it changed over time.
Only accepted Claims matching the current specification contribute to the displayed bounds. Strict inequalities remain open; contradictory Claims require editorial review.