Infact
80 / 100
True Europe

The text states that the Cistercian monks invented a numbering system in the 13th century to write numbers 1 to 9999 with a single symbol.

Infact verdict: True (80/100).

The claim that Cistercian monks developed a numbering system in the 13th century is supported by multiple sources. The Cistercian numerals allowed for compact representation of numbers using a unique system involving a single symbol for numbers up to 9999. Evidence from Wikipedia and other historical sources corroborates this historical innovation by the Cistercian order.

June 26, 2026 Language: en 1 claim analyzed
How is this score determined? →

Individual claims

80
True History
The Cistercian monks invented a numbering system in the 13th century that allowed them to write any number from 1 to 9999 using a single symbol.
Evidence indicates the Cistercian monks developed this numbering system in the 13th century. Several sources, including Wikipedia and historical references, confirm that these numerals could represent numbers from 1 to 9999 with a single symbol structure. This aligns with the historical context provided by reputable sources.
Fact Check Score None
Fact Check Weight 0
Web Consensus Score 90
Web Consensus Weight 50
Source Quality Score 80
Source Quality Weight 25
Llm Reasoning Score 85
Llm Reasoning Weight 25
Weighted Total 80
Evidence Summary 3 web sources confirm Cistercian numerals invention.

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