[KongchangAI]
Unverified50% confidenceFactExact time

Negative numbers were not fully legitimized in arithmetic until the 19th century.

1
Sources
50%
Confidence
Long-term
Relevance
11/2/2026
First Seen

Sources

Related Entities

Related Claims

Cite This Claim

Stable URI
https://kongchang.com/claim/1128603
API
curl https://kongchang.com/api/v1/knowledge/claims/1128603
MCP
get_claim(id=1128603)