Noun
precomputation (countable and uncountable, plural precomputations)
computation in advance
Euclidean method The Euclidean method was first introduced in Efficient exponentiation using precomputation and vector addition chains by P.D Rooij. Source: Internet
The Logjam authors speculate that precomputation against widely reused 1024-bit D–H primes is behind claims in leaked NSA documents that NSA is able to break much of current cryptography. Source: Internet