Project-declaredLean 4.31.0
Sum cube succ
SumcheckDomain.sum_cube_succ
Plain-language statement
Telescoping identity (the core sum-check completeness step): summing over the (k+1)-coordinate cube equals summing coordinate 0 over its domain, then the rest over the tail cube. This is the piFinset "cons decomposition" š»^{k+1} ā š»ā Ć š»^k.
cryptographyproof systemscoding theory
Source project: ArkLib
Person-level attribution pending.