trureturingGitHub MATHEMATICAL ATLAS

Computability / CONCEPT

Prefix-Free Codes

Prefix-free and suffix-free codes decode uniquely, and finite binary prefix codes satisfy Kraft's inequality.

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DIRECT PREREQUISITES1
DIRECT CONSEQUENCES2
PROOF DEPTH1
DOCUMENT LINKS1
THEOREM

The empty word makes a prefix-free code degenerate

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Finite Binary Kraft InequalityFinite Binary Kraft InequalityPrefix-Free CodesPrefix-Free CodesFinite Binary Kraft ConverseFinite Binary Kraft ConverseCoding-Dependent Orders on Finite InterpretationsCoding-Dependent Orders onFinite Interpretations
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Lean sourceResearch workspace
Status
Closed
Depth
1
Layer
D5/S0
Domain
Computability
Node ID
D5/S0/Computability/Coding/PrefixFreeCode
Repository path
D5/S0/Computability/Coding/PrefixFreeCode.lean
Truth release
sha256:c0d04258d27972c1cf58485e21d64dbcbe336405346ba95133913c64ba2856aa
Source commit
745bf90812f7175f83e1235688249f9495f23bfc
Source tree
143bc6c9ab9054c406f0cdd7f3b296eb38768b5c

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