Unverified50% confidenceFactExact time
In the West, negative numbers were actually accepted by mathematicians only after complex numbers.
1
Sources
50%
Confidence
Long-term
Relevance
11/2/2026
First Seen
Sources
Related Entities
Related Claims
UnverifiedNegative numbers were not fully legitimized in arithmetic until the 19th century.72% similarUnverifiedTwo's complement represents negative numbers by flipping every bit of the corresponding positive number and adding 1.62% similarUnverifiedAlthough Cardano used negative numbers, he called them "fictitious numbers."60% similarUnverifiedThe loss function (cross-entropy) of logistic regression is essentially negative log-likelihood.60% similarUnverifiedDot products can be negative; Softmax maps them to small positive numbers via exponentiation, whereas taking the squared modulus causes positive and negative inner products to produce symmetric weight contributions.58% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/1128596API
curl https://kongchang.com/api/v1/knowledge/claims/1128596MCP
get_claim(id=1128596)