Linear algebra: eigenvectors
A lesson note that separates intuition, calculation and geometric interpretation.
- Idea: directions preserved by a transformation
- Method: solve the characteristic equation
- Meaning: scaling along stable directions
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Example notes
A lesson note that separates intuition, calculation and geometric interpretation.
Turn Bilibili courses, tutorials and multi-part videos into structured study notes with timestamps, chapters and concept maps.
Bilibili content use cases · Examples illustrate the intended output; images are not generated results.
Scene photoIdeal for course breakdowns, methodology content and long-video review, organizing key information into a readable structure.
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Scene photoCore ideas and timestamps are organized automatically, making rewatching and citing far more efficient.
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Scene photoKeeps the original context and adds AI-extracted results, perfect for review and sharing.
View caseNot yet. This page previews the planned note workflow for courses and tutorials.
Yes. The planned workflow uses the selected ?p= part to keep lessons distinct.
Yes. Planned notes retain timestamps so explanations can be checked against the video.