Fortuitously, in 2012 the developer Pieter Wuille developed the BIP32 specification at the base in the hierarchical deterministic wallets. Alongside one another with it, Pieter created a mathematical function to create a master important from which to derive all other keys inside of a deterministic way. This post explains BIP39, https://geilebookmarks.com/story19524769/top-latest-five-bip39-words-urban-news