Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.
APA4ort.xyz Knowledge Graph. (2026). Observers and observability for uncertain nonlinear systems: A necessary and sufficient condition. Retrieved May 24, 2026, from https://4ort.xyz/entity/observers-and-observability-for-uncertain-nonlinear-systems-a-necessary-and-sufficient-condition
MLA“Observers and observability for uncertain nonlinear systems: A necessary and sufficient condition.” 4ort.xyz Knowledge Graph, 4ort.xyz, 24 May. 2026, https://4ort.xyz/entity/observers-and-observability-for-uncertain-nonlinear-systems-a-necessary-and-sufficient-condition.
BibTeX@misc{4ortxyz_observers-and-observability-for-uncertain-nonlinear-systems-a-necessary-and-sufficient-condition_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Observers and observability for uncertain nonlinear systems: A necessary and sufficient condition}}, year = {2026}, url = {https://4ort.xyz/entity/observers-and-observability-for-uncertain-nonlinear-systems-a-necessary-and-sufficient-condition}, note = {Accessed: 2026-05-24}}
LLM promptAccording to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Observers and observability for uncertain nonlinear systems: A necessary and sufficient condition — https://4ort.xyz/entity/observers-and-observability-for-uncertain-nonlinear-systems-a-necessary-and-sufficient-condition (retrieved 2026-05-24)
