Artificial Intelligence: Ars Notoria and the Promise of Instant Knowledge

Aug 02, 2026 05:18 PM - 2 hours ago 3

Centuries earlier Neo instantly mastered Kung Fu successful The Matrix, medieval scholars recovered a shortcut to years of difficult study: a magical manuscript that promised to fast-track precocious learning. Anne Lawrence-Mathers investigates the Ars notoria, its expected powers, and the demonic power it had upon immoderate users.

Published

July 29, 2026

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Two figures related to the creation of astronomy from a manuscript of the Ars notoria (NLI Ms. Yah. Var. 34), ca. 1550–1600. Each contains subordinate figures to beryllium contemplated — while reciting accompanying prayers (orations) — successful a prescribed series complete clip and pinch respect to the cardinal directions — Source.

Mastering the afloat scope of subjects taught successful medieval universities usually required galore years of difficult and costly study. From the thirteenth period on, however, an anonymous activity known arsenic the Ars notoria promised, done diagrams, incantations, and arcane rituals, to quickly transmit to scholars the full knowledge of thing they mightiness need. Condemned by religion authorities, the fifty-six extant manuscripts nevertheless attest to the seductiveness of that offer.

Its analyzable diagrams were astatine the halfway of its appeal. Unlike diagrams successful different magical texts, those successful Ars notoria do not exemplify what the matter is seeking to communicate. Nor do they enactment arsenic models to beryllium replicated successful three-dimensional shape arsenic pieces of magical equipment. Instead, they supposedly activity almost successful the aforesaid measurement arsenic belief icons. That is, religious possession and usage of them tin connection nonstop interaction pinch powerful and benign supernatural forces — and yet moreover pinch God. The diagrams themselves are the way to magic and dwell of arrangements of symbolic and geometric forms, patterns, and symbols, interspersed pinch “words”, which are often unintelligible combinations of letters. Practitioners who opened their minds to person and imprint these labyrinthine images, while reciting analyzable verbal formulae and strings of mysterious, almost unpronounceable words and names, are engaging successful a important enactment of trust.

Several factors made the Ars notoria fundamentally different from different magical texts. First, this is not a matter successful conflict pinch the church. In fact, the rituals framing and shaping usage of the images are presented arsenic highly pious, and the texts to beryllium recited are identified arsenic prayers. The alien words, names, and characters are explained arsenic coming from ancient languages specified arsenic Greek, Hebrew, and “Chaldean”, and are claimed to sphere some the names of angels and words utilized to pass pinch them. Second, the advantages offered are comparatively virtuous: interaction pinch belief beings and afloat knowledge of the subjects taught successful medieval universities. Such claims trim small crystal pinch thirteenth-century theologians, however, who saw clear links to things condemned arsenic superstitious and demonic by St Augustine, contempt the text’s assertion that it contains contented revealed to King Solomon.

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Frontispiece to a manuscript of the Ars notoria (BnF Latin 7153), ca. 15th century. It depicts an angel delivering the Ars notoria to Solomon during his nightly dream — Source.

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Prayer offered successful the beforehand matter of a manuscript of the Ars notoria (BnF Latin 7153), ca. 15th century. It asks for angelic protection from evil earlier the scholar embarks connected utilizing the matter — Source.

St Thomas Aquinas was worried capable by the Ars notoria to sanction and condemn it specifically successful his Summa theologiae — 1 of the astir charismatic summaries of Christian teaching. He dealt pinch the very superior rumor of superstition successful Book Two, Part 2 — Question 96 is efficaciously devoted to the Ars notoria. Aquinas’ conclusion is wholly negative: the “art” is some “unlawful and futile”. It is futile because it cannot present what it promises. Still much seriously, its “signs” are neither understood by humans (like mean words and letters) nor sent by God (as sacraments are), and frankincense are precisely the type of point that lures humans into interaction and compact pinch demons.

That whitethorn look a conclusive lawsuit for the rejection of the Ars notoria, particularly arsenic Aquinas’ objections were echoed by different awesome theologians. However, the number of surviving medieval copies of the work, and the truth that it was copied and owned successful belief institutions until the extremity of the medieval period, show that the religion yet had neither the liking nor expertise to stamp it out. Moreover, it was translated successful the early modern play and besides went into print, demonstrating an ongoing — and much wide — interest. The transcript of Ars notoria now successful Yale University Library is accepted arsenic the earliest known manuscript version, and it has been suggested that it was produced successful the mounting of the University of Bologna. It was apt intended for a assemblage maestro — astir apt astatine Bologna — since to usage it requires sizeable preparation, experience, and confidence.

Advanced training was so necessary. The Ars notoria operates successful ways that cannot beryllium simply understood by quality reason. Statements connected the origins and powerfulness of the treatise’s contents are interspersed among texts to beryllium recited arsenic prayers (orations) and lists of mysterious words. To make things much complicated, the bid successful which passages are to beryllium utilized is not ever wholly clear. Even the correct pronunciation of the names would beryllium a matter of concern, arsenic a short quotation from the first “prayer” will show: “Phos, Megale, Patir, Ymos, Ebel, Eber, Helioth, Gezei, Salatial, Sadim, Helgyo, Megis, Micton, Esel, Gecor, Granal, Semaranxai, Gelsemana, Arasamion, Sale, Patir, Agion, Atnas, aminb.”

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Figures and prayers related to the creation of rhetoric from a manuscript of the Ars notoria (Mellon MS 142, f. 13v), ca. 1225— Source.

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Figures and prayers related to the creation of rhetoric from a manuscript of the Ars notoria (Mellon MS 142, f. 14r), ca. 1225 — Source.

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Figures and prayers related to the creation of dialectic from a manuscript of the Ars notoria (Mellon MS 142, f. 13r), ca. 1225 — Source.

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Figures and prayers related to the creation of arithmetic from a manuscript of the Ars notoria (Mellon MS 142, f. 14v), ca. 1225 — Source.

Materials for the betterment of the would-be practitioner travel first: the acquisition of the “general” gifts of memory, intelligence, and eloquence, drafting upon the “figures aliases prayers called triumphales by Solomon”. With this shape achieved, the practitioner tin move connected to the “specials”. The process, however, cannot beryllium rushed, since the “triumphals” must beryllium repeated connected 8 days wrong a complete lunar month. The first capacity should return spot connected the 4th day, and is repeated connected the eighth, twelfth, sixteenth, twentieth, twenty-fourth, twenty-eighth, and thirtieth days. It is worthy pointing retired that the usage of lunar days would beryllium acquainted to clerics trained successful the liturgical almanac of the Church, arsenic good arsenic to astronomers, truthful this would not successful itself look sinister, contempt Aquinas’ reservations. The “specials” statesman pinch the 3 basal arts of the assemblage syllabus: Grammar, Eloquence/Rhetoric, and Dialectic, which were collectively known arsenic the trivium. Interestingly, the matter devotes a bully woody of abstraction to these, contempt their comparatively debased status. They are past much concisely followed by materials for a alternatively unorthodox type of the much precocious subjects of study: Philosophy, Medicine, Music, Geometry, Mathematics, and Theology.

The eightfold recitation of the “triumphals” gives a month-long building to the halfway ritual of the Ars notoria, linked to the days of the Moon (i.e. the days of a lunar month, starting astatine caller moon). These could beryllium identified utilizing a modular liturgical almanac and did not require nonstop observation. These recitations could beryllium interwoven pinch capacity of the “specials”, though the linking of each this to the images is not yet wholly clear. Logically enough, the “specials” are followed by texts to guarantee occurrence successful the mixed usage of the prayers, names, and images.

A diligent practitioner will summation expertise successful the process of moving done the rituals for each art. The first, Grammar, has 3 images, which are to beryllium looked profoundly into (the Latin connection is inspectio) successful a specified bid and separately from the recitations of the preliminary prayers. These “lookings” are to return spot successful the evenings, pinch the first image being the attraction of days 1 to fourteen of the chosen month. The words incorporated into the image are to beryllium publication retired aliases recited twenty-four times, and books of grammar are to beryllium opened and concisely looked astatine during this time.

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Figures and prayers related to the creation of rhetoric from a manuscript of the Ars notoria (BnF Latin 9336, f. 23v), ca. 14th period — Source.

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Figures and prayers related to the creation of rhetoric from a manuscript of the Ars notoria (NLI Ms. Yah. Var. 34), ca. 1550–1600 — Source.

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Figures and prayers related to the creation of rhetoric from a manuscript of the Ars notoria (BnF Latin 9336, f. 23r), ca. 14th period — Source.

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Figures and prayers related to the creation of rhetoric from a manuscript of the Ars notoria (NLI Ms. Yah. Var. 34), ca. 1550–1600 — Source.

Then the image itself is to beryllium looked into, piously and solemnly, 12 times. From past until the twenty-eighth day, the 2nd fig is to beryllium added, and the activity required increases. Each fig is looked astatine 20 times, and location are to beryllium 30 recitations of the texts. On the past 2 days, each 3 figures are to beryllium used, looked into 12 times each, pinch thirty-seven recitations of the prayers.

For immoderate users, the rituals were truthful powerful that they seemed demonic. One of these was Brother John, an early fourteenth-century monk of the abbey of Morigny, adjacent Étampes. John’s relationship of his preamble to the text, his powerful attraction to it, and the terrifying experiences he underwent while utilizing it, was fixed successful respective chapters of John’s own, visionary work, the early fourteenth period Liber florum celestis doctrine.

The awesome attraction of the Ars notoria for John was its committedness of speedy entree to precocious scholarly knowledge. He recounts his continuing wish to study, and really he was lent a transcript of a book of necromancy by “a definite cleric”. He copied overmuch of it and wanted more. This led to an brushwood pinch a “medical expert” from Lombardy, who informed John that what he needed was the Ars notoria, and that a transcript of it was to beryllium recovered wrong the walls of the schoolhouse (at Orléans) wherever John had been sent. These specifications supply important grounds of the liminal position of useful of ritual magic. They were recognised arsenic dangerous, and were acold from being officially approved, and yet were good known, owned and recommended by knowledgeable individuals, including monks and clerics.

For John, the Ars notoria was vulnerable not successful immoderate absurd way, but very directly. He confesses that it struck him astatine first arsenic beautiful and holy, and seemed to connection miraculous gifts alternatively than demonic temptations. It became apparent, however, that the book was utterly deceptive, a activity of the Devil, a “sick pleasure” that was really fatally venomous to the soul, not only to the body.

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Figures and prayers related to the creation of grammar from a manuscript of the Ars notoria (Mellon MS 142, f. 11v), ca. 1225 — Source.

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Figures and prayers related to the creation of dialectic from a manuscript of the Ars notoria (Mellon MS 142, f. 12v), ca. 1225 — Source.

John records that the Ars notoria was particularly charismatic because he could not spend each the books needed for his studies, nor the galore lectures. He seems to person abandoned his charismatic course, wishing to return advantage of the committedness of knowledge of each the sciences, and devoted himself to moving pinch the Ars. He moreover utilized the Ars to thatch his younger sister Latin and present her to magic. He believed he had worked retired really to make the rituals activity — and followed 1 (unnamed) ritual for a full lunar month, ending correctly connected the nighttime earlier the caller moon. That night, John knowledgeable a disturbingly ambiguous vision, successful which 3 figures (whom he astatine first thought to beryllium the Trinity) ordered him to proceed utilizing the book for a further 8 days. Further troubling visions ensued, successful which arrogant figures demanded believe — thing that was intelligibly against existent religion. Gradually it became clear to John that the book hid invocations to demons wrong what appeared to beryllium beautiful prayers. And yet, for illustration immoderate addict, John recovered it almost intolerable to springiness up the Ars notoria completely; it was only erstwhile the visions became straight life-threatening that the Virgin, pinch St John the Evangelist arsenic her intermediary, appeared and made it clear that, arsenic John says, “the Ars notoria was profoundly evil”.

This revelation, however, only inspired John to spell backmost to nonstop study of necromancy: he moreover boasts of his occurrence successful composing a caller activity of his own, arsenic good arsenic of making the magical Rings of Solomon. Further visionary experiences were required earlier he resolved to springiness up necromancy completely. He past went connected to put together a new, short, and clear postulation of 30 prayers that he believed would lead to a genuine knowledge of each that the Ars notoria had falsely promised. John was to activity on, and expand, this for a sizeable magnitude of time, and it gained a wide readership successful its ain correct contempt being condemned and burned astatine the University of Paris successful 1323.

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Figures and prayers related to the creation of accuracy from a manuscript of the Ars notoria (BnF Latin 9336, f. 25v), ca. 14th period — Source.

Diagram from Ars NotoriaScroll done the full page to download each images earlier printing.

Figures and prayers related to the creation of accuracy from a manuscript of the Ars notoria (BnF Latin 9336, f. 27r), ca. 14th period — Source.

John of Morigny’s adjustment of the Ars notoria would beryllium the only 1 to look specified measures. However, grounds that the afloat type of the Ars notoria was charismatic but over-demanding is recovered successful the number of shortened and simplified versions that appeared successful the later Middle Ages. These tended some to attraction connected much constricted goals and to require considerably little clip from their users. A celebrated committedness was to amended memory, and immoderate versions of the Ars notoria circulated nether the title of Art of Memory.

Indeed, the Ars notoria’s analyzable operation of liturgical rituals, ambivalent “angel names”, and challenging figures retained its fascination into the Renaissance and was apparently not affected by the Reformation. The matter remained 1 of the astir salient useful of ritual magic, and continued to beryllium edited and abbreviated, contempt increasing worry astir the expected activities of demonically manipulated witches. Part of the attraction whitethorn person been a dream of societal mobility for those who could not spend to spell to university. The Ars was translated retired of the learned connection of Latin, and besides went into print. The early modern type successful English is still available. The truth that printers felt safe successful producing and trading copies of this activity suggests that those who could spend and usage specified a book did not consciousness susceptible to accusations of witchcraft. A new, much knowledgeable and eager readership was increasing for texts that offered accrued knowledge and occurrence done the usage of magic.

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