# Observation

> This node covers the observation concept on the reasoning axis. Its mathematical type is set theory.

Record: `reasoning:node-rea-observation`
Kind: node
Canonical: https://banes-lab.com/ontology/reasoning#reasoning-node-rea-observation

Listed in [Reasoning records](https://banes-lab.com/api/records/reasoning.md), after [Fractal Analysis](https://banes-lab.com/records/reasoning/node-ana-fractal.md) and before [Description](https://banes-lab.com/records/reasoning/node-rea-description.md).

## Axis

- [reasoning](https://banes-lab.com/records/reasoning/axis-reasoning.md)

## Concept

- [observation](https://banes-lab.com/records/reasoning/mode-observation.md)

## Math type

- [set-theory](https://banes-lab.com/records/reasoning/math-type-set-theory.md)

## Linked from

- [The axes](https://banes-lab.com/ontology/reasoning/the-axes.md)