The following tables highlight the most prominent bivariate Archimedean copulas, with their corresponding generator. That is, that multivariate cumulative distribution functions can be expressed in terms of copulas. Archimedean copulas are an associative class of copulas. They are not copulas but existential verbs. Japanese sentences may be predicated with copulas or with verbs. The algorithm updates the mixture of copulas and the marginal distributions separately. Other copulas show more resemblances to pronouns. Spanish and Portuguese have two main copulas, "ser" and "estar". The Portuguese copulas are "ser" and "estar". Other languages' copulas have additional uses as auxiliaries. Sklar's theorem, named after Abe Sklar, provides the theoretical foundation for the application of copulas. The Spanish copulas are "ser" and "estar". Secondary copulas are "quedar(se)" in Spanish and "ficar" in Portuguese. Italian commonly use two copulas, one from each of the Latin verbs.