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Image: Triangular number 10 as sum of gnomons

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Original image(SVG file, nominally 101 × 101 pixels, file size: 4 KB)

Description: 10 balls arranged as sum of gnomons of triangles.
Title: Triangular number 10 as sum of gnomons
Credit: Own work
Author: Stefan Friedrich Birkner
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes

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