Question: What was the language Auctor comes from during the era of the man crowned first Holy Roman Emperor later known as?

<P0-S0> constantine the great, who along with licinius had decreed toleration of christianity in the roman empire by what is commonly called the "edict of milan", and was the first roman emperor baptized, set precedents for later policy. <P0-S1> by roman law the emperor was pontifex maximus, the high priest of the college of pontiffs (collegium pontificum) of all recognized religions in ancient rome. <P0-S2> to put an end to the doctrinal debate initiated by arius, constantine called the first of what would afterwards be called the ecumenical councils and then enforced orthodoxy by imperial authority. <SEP> <P1-S0> Auctor is Latin for author or originator. <P1-S1> The term is used in Scholasticism for a "renowned scholar", and in biological taxonomy for the scientist describing a species or other taxon. <P1-S2> The term is widely replaced by author in English-language works. <SEP> <P2-S0> charlemagne (/ ˈʃɑːrləmeɪn /) or charles the great (2 april 742 -- 28 january 814), numbered charles i, was king of the franks from 768, king of the lombards from 774, and holy roman emperor from 800. he united much of western and central europe during the early middle ages. <P2-S1> he was the first recognized emperor to rule from western europe since the fall of the western roman empire three centuries earlier. <P2-S2> the expanded frankish state that charlemagne founded is called the carolingian empire. <P2-S3> he was later invalidly canonized by the antipope paschal iii. <SEP> <P3-S0> Emperor of the Holy Roman Empire Romanorum Imperator Imperial Double - headed Reichsadler used by the Habsburg emperors of the early modern period Last in Office Francis II 5 July 1792 -- 6 August 1806 Details Style His Imperial Majesty First monarch Charlemagne Last monarch Francis II Formation 25 December 800 Abolition 6 August 1806 Appointer see Coronation of the Holy Roman Emperor <SEP> <P4-S0> Charlemagne's court in Aachen was the centre of the cultural revival sometimes referred to as the "Carolingian Renaissance". <P4-S1> Literacy increased, as did development in the arts, architecture and jurisprudence, as well as liturgical and scriptural studies. <P4-S2> The English monk Alcuin (d. 804) was invited to Aachen and brought the education available in the monasteries of Northumbria. <P4-S3> Charlemagne's chancery—or writing office—made use of a new script today known as Carolingian minuscule,[M] allowing a common writing style that advanced communication across much of Europe. <P4-S4> Charlemagne sponsored changes in church liturgy, imposing the Roman form of church service on his domains, as well as the Gregorian chant in liturgical music for the churches. <P4-S5> An important activity for scholars during this period was the copying, correcting, and dissemination of basic works on religious and secular topics, with the aim of encouraging learning. <P4-S6> New works on religious topics and schoolbooks were also produced. <P4-S7> Grammarians of the period modified the Latin language, changing it from the Classical Latin of the Roman Empire into a more flexible form to fit the needs of the church and government. <P4-S8> By the reign of Charlemagne, the language had so diverged from the classical that it was later called Medieval Latin.