File:Harmonic quadrilateral constructions.svg
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Original file (SVG file, nominally 1,371 × 648 pixels, file size: 931 bytes)
Summary
| Description |
English: Two constructions of a harmonic quadrilateral. Left, the four points where lines through a given point (red) and the vertices of a square cross the circumcircle of the square. Right, extending a triangle (dark blue) by the point where a symmedian line (red) crosses its circumcircle. |
| Date | |
| Source | Own work |
| Author | David Eppstein |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
 
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This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication. |
| The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
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File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:50, 5 April 2025 | | 1,371 × 648 (931 bytes) | wikimediacommons>David Eppstein | Uploaded own work with UploadWizard |
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