Monday, 15 May 2017

η | eta

The Greek letter η (eta) was derived from the ancient Phoenician letter 𐤇 (ḥēt) which, in turn, was derived from an Egyptian hieroglyph of courtyard.

The lower-case letter η has quite a few uses in maths, engineering and sciences, for instance:

More photos of letters, numbers and sea glass @ Shutterstock.

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