Validate Brazilian Administrative Registers - Valida Documentos // Contains functions to validate administrative register as CPF (Cadastro de Pessoa Fisica), CNPJ (Cadastro de Pessoa Juridica), PIS (Programa de Integracao Social), CNES (Cadastro Nacional de Saude). Builds from and improves on previous package from IPEA validaRA https://github.com/ipea/validaRA. It can check individual registers or help creating a table summarizing validity of a set.